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- News | Cohen Lab
LATEST NEWS Congratulations to Jacob Ruiz , on his EOS Center Scholarship for $2K to support his graduate work!!! (August 2021) Congratulations, Taylor Pantiga , on your Pt Reyes National Seashore Association award of $2400 for your research on seagrass wasting disease!!! (June 2021) Congratulations to Meredyth Duncan for a CSUPERB Covid graduate student research restart award of $7,000 to further her work on invasive bryozoans on our outer coasts!! (June 2021) Welcome Summer 2021 CSU CeSAME STAR teacher researcher interns to the Cohen lab: Trenton Rubio and Kevin Myron are returning for their second year of STAR interning with us, and Lauren Dixon and Kai Atkinson are first year STAR interns. Grads Meredyth Duncan , Taylor Pantiga , and Michelle Kelley are mentoring and sharing their research projects with this group. (June 2021) New report on REUs in the 2020 summer of Covid thanks to Erin Dolan's team at UGa and including our REU site program along with the other ~ 25 that ran last year, mostly in virtual programming -- available on BioRxiv now, https://www.biorxiv.org/content/10.1101/2021.05.17.443632v1.abstract?%3Fcollection= Erickson O, Cole R, Isaacs J, Alvarez-Clare S, Arnold J, Augustus-Wallace A, Ayoob J, Berkowitz A, Branchaw J, Burgio K, Cannon C, Ceballos R, Cohen CS, Coller H, Disney J, Doze V, Eggers M, Farina S, Ferguson E, Gray J, Greenberg J, Hoffman A, Jensen-Ryan D, Kao R, Keene A, Kowalko J, Lopez S, Mathis C, Minkara M, Murren C, Ondrechen MJ, Ordonez P, Osano A, Padilla-Crespo E, Palchoudhury S, Qin H, Lugo JR, Reithel J, Shaw C, Smith A, Smith R, Summers A, Tsien F, and E Dolan. In review, May 2021. How do we do this at a distance? A descriptive study of remote undergraduate research programs during COVID-19. Life Sciences Education. Congratulations, Taylor Pantiga , on your CSU COAST grad research award!!! (May 2021) New paper, a collaboration with Marie Nydam and the Lemmon lab, featuring work by former grads Darragh Clancy and C ecilia Hernandez, and help from so many over the years -- including samples from the Cal Academy Verde Island Passage Expeditions Nydam M.L., Lemmon A.R, Cherry J.R., Kortyna ML, Clancy DL*, Hernandez C*, Cohen CS. 2021. Phylogenomic and morphological relationships among the botryllid ascidians (Subphylum Tunicata, Class Ascidiacea, Family Styelidae). Scientific Reports, 11(1):8351. doi: 10.1038/s41598-021-87255-2. Congratulations to Michelle Kelley and Taylor Pantiga for their awards from the Myers Trust to fund their work on seagrass disease and population variability and connectivity (Taylor) and sea star behavioral variation associated with microhabitat differences (Michelle). (April 2021) The Myers Trust was established in 1987 by the estate of Ethel M. Myers, to honor the work of her late husband Dr. Earl H. Myers, an educator and expert on Foraminifera. The Trust exists primarily to support research in the marine sciences by graduate students in central California, with a focus on Monterey Bay. Congratulations to Taylor Pantiga on winning $3,000 from the International Women’s Fishing Association, https://www.iwfa.org/scholarship , to support your graduate research on seagrass wasting disease and population connectivity. (April 2021) New paper!! Work by Laura Melroy comparing sea star clade distributions across >100 years on the California coast...the punchline, lots of change! in our local brooding Leptasterias species http://doi.org/10.1002/ece3.7283 Sarah attended the virtual NSF NCEAS workshop on the Future of Synthesis in Ecology and Environmental Science , and also participated in Science Communication training in the COMPASS program (February 2021). Welcome to our lab, grad Jacob Ruiz! Congratulations to Ernestina Ramirez and Emma Morgan for completing your undergraduate SFSU degrees! Congratulations to Citlalli, Meredyth, Michelle,Taylor, and Geoffrey on your SFSU IRA awards to support supplies for your research projects! (December and January 2020/2021). New paper in PLoS ONE! Graduate work on anemone symbioses and multistressor responses by Dan Hossfeld in collaboration with Dr Lori Ling of Stanford: Hossfeld D*, Ling L, Cohen CS (2020) Experimental investigation of tidal and freshwater influence on Symbiodiniaceae abundance in Anthopleura elegantissima. PLoS ONE, https://doi.org/10.1371/journal.pone.0238361 A hearty welcome to our two new RIPTIDEs Graduate students, Michelle Kelley and Taylor Pantiga! Great to have you join us! Meredyth Duncan presented a poster on work with 2019 NSF REU intern Jaden Stone and 2019 CSU STAR intern Kevin Myron on their work on invasive invertebrates on the outer coast of central California, at the national Ecological Society of America annual meeting, in their first virtual only format. August 2020. The summer flew by in a blitz of virtual NSF REU (Tatiana Jimenez, Linnea Blaustein, Kat Jenkins-Brown, Elisa Prohoff, Nghia Tran) and CSU CeSAME STAR (Trenton Rubio) summer projects using archived databases, from NOAA, NSF LTER, LiMPETs, MARINe, PISCO, and our own and other published studies to compare environmental and biotic data using newly acquired skills in R coding, thanks to the SFSU SCIP workshops organized by Pleuni Pennings. More on these projects soon.... In a grad level blitz, three grads defended their Master's theses, Cecilia Hernandez, Margaret Johnson, and Gabrielle Rupert in late spring and summer. More on this soon as well.. Congratulations Citlalli Aquino and Meredyth Duncan for your Myer's Trust awards in support of your thesis research on mole crab parasite demography and ecological genetics (Citlalli) and invasive invertebrates on the outer coast (Meredyth)!!! (Spring 2020) The Myers Trust was established in 1987 by the estate of Ethel M. Myers, to honor the work of her late husband Dr. Earl H. Myers, an educator and expert on Foraminifera. The Trust exists primarily to support research in the marine sciences by graduate students in central California, with a focus on Monterey Bay. New pieces in Bay Nature , Mercury News , and Marin IJ on our work on sea star disappearances and more... Welcome new international research intern, Charlotte David from the UK, here to work with us on molecular ecology and evolution this spring. Congratulations to Natalie Avila for your undergraduate CSU COAST research award of $644 to work with Meredyth Duncan on invasive bryozoa!
- Collections | Cohen Lab
SFSU Marine Invertebrate Collections and Resources The San Francisco State University Marine Invertebrate teaching collection Housed on the second floor of Hensill Hall on the main SFSU campus on 19th Avenue in SF, the collection comprises over 742 marine invertebrate specimens focused on Pacific Ocean collection sites ranging from Washington state to Baha California in Mexico. The oldest specimen dates from 1897 and the collection contains invertebrates identified by many collectors, including students, researchers, and natural historians, including a few by Ed Ricketts of Cannery Row fame, in Pacific Grove, California. Containing 15 phyla, the collection includes a wide array of diverse marine invertebrate species. Many students have assisted in curating the collection for use in the Marine Invertebrate Zoology and Marine Ecology classes. Recent student curators include: Fall 2017--Margaret Johnson, Cecilia Hernandez, and Rachel Weinberg Previous years, an incomplete list--Benson Chow, Noah Jaffe, Anton Horwath, Joseph Spaulding, Ann Holmes, Katie Nuessly, and more. For information on specimens, please contact Dr. Sarah Cohen, sarahcoh@sfsu.edu. The collections at the Oceanography Institute in Nha Trang, Vietnam are on public display, allowing the public to see a view of the cataloging of natural history into a systematics collection. photo: CS Cohen Speci al Invertebrate Chordate papers at San Francisco St ate University Ascidian reprints, personal papers, and books collection of Dr. T odd Newberry , Emeritus Professor of Biology, University of California, Santa Cruz and Dr. Donald P. Abbott , Hopkins Marine Station, Stanford University. These materials were generously donated by Dr. Todd Newberry. With funding from an SFSU IRA award, graduate student Benson Chow is sorting, cataloging, archiving, and scanning selected materials, some of which will be available on the web in the future. This collection is housed at the EOS Center at the Romberg Tiburon Campus of San Francisco State. If you wish to use the materials, please contact Dr. Sarah Cohen, sarahcoh@sfsu.edu. Some materials are additionally on loan to Gretchen Lambert, Seattle, Washington. The wet collections associated with Dr Abbott's work at Stanford are housed in the California Academy of Sciences. Marine parasitology references donated by Dr. Michael Moser, UC Berkeley A variety of reference works and textbooks kindly donated by Dr Michael Moser are available at EOS/Romberg Tiburon Center. Please contact Sarah Cohen, sarahcoh@sfsu.edu , for further information. ___________________________________________________________________________________________ Collecting Information Califor nia Fish and Game permits NOAA National Marine Sanctuary permits Other local useful permit information Other collections Other invertebrate resources CAS Pillar Point Invertebrate Biodiversity survey pictures : https://www.inaturalist.org/projects/pillar-point-tidepools-bioblitz
- Donate | Cohen Lab
Funding and Invitation to Contribute If you would like to contribute to our investigations into marine and estuarine biodiversity, here is one way to contribute financially: You may donate by credit card: please click here , and indicate “Sarah Cohen lab, Biology” in the notes box. Your help is greatly appreciated! Research Awards and Contracts National Science Foundation including Biological Oceanography , REU site program , FSML program , ROA program NOAA, California Sea Grant Environmental Protection Agency Alaska Department of Fish and GameWashington Department of Natural Resources The Nature Conservancy Center for Computing and Life Sciences (CCLS) at San Francisco State University College of Science and Engineering at San Francisco State University National Fish and Wildlife Foundation Ocean Protection Council California Coastal Commission CSUPERB CSU COAST Student Support Lakeside Foundation TREE fellowship at SFSU IRA awards at SFSU CeSAME STAR CSU COAST NOAA Sea Grant NSF NIH MARC/RISE/BRIDGES EPA Society of Systematic Biologists American Genetics Association CSUPERB RTC Bay Scholarships Myers Trust Koret Foundation Smithsonian Sigma Xi
- Publications | Cohen Lab
PUBLICATIONS (* graduate student author, ** undergraduate author, ***postdoc) ( PDFs available upon request to sarahcoh@sfsu.edu , or you may find PDF downloads of older papers at this website: http://biology.sfsu.edu/faculty/sarah-cohen , if you scroll to the bottom of the page). Nydam M, Lemmon A, Lemmon E, Ziegler K, Cohen CS, Palomino-Alvarez L, and C. Gissi. 2023. Phylogenomics and systematics of botryllid ascidians, and implications for the evolution of allorecognition. Front. Ecol. Evol. Sec. Evolutionary Developmental Biology. Vol 11 doi: 10.3389/fevo.2023.1214191 Hess RA, Erickson OA, Cole RB, Isaacs JM, Alvarez-Clare S, Arnold J, Augustus-Wallace A, Ayoob JC, Berkowitz A, Branchaw J, Burgio KR, Cannon CH, Ceballos RM, Cohen CS, Coller H, Disney J, Doze VA, Eggers MJ, Ferguson EL, Gray JJ, Greenberg JT, Hoffmann A, Jensen-Ryan D, Kao RM, Keene AC, Kowalko JE, Lopez SA, Mathis C, Minkara M, Murren CJ, Ondrechen MJ, Ordoñez P, Osano A, Padilla-Crespo E, Palchoudhury S, Qin H, Ramírez-Lugo J, Reithel J, Shaw CA, Smith A, Smith RJ, Tsien F, Dolan EL. Virtually the Same? Evaluating the Effectiveness of Remote Undergraduate Research Experiences. CBE Life Sci Educ. 2023 Jun;22(2):ar25. doi: 10.1187/cbe.22-01-0001. PMID: 37058442; PMCID: PMC10228262. Halpern B, Boettiger C, Dietze M, Gephart J, Gonzalez P, Grimm N, Groffman P, Gurevitch J, Hobbie S, Komatsu K, Kroeker K, Lahr H, Lodge D, Lortie C, Lowndes J, Micheli F, Possingham H, Ruckelshaus M, Scarborough C, Wood C, Wu G, Aoyama L, Arroyo E, Bahlai C, Beller E, Blake R, Bork K, Branch T, Brown N, Brun J, Bruna E, Buckley L, Burnett J, Castorani M, Cheng S, Cohen S, Couture J, Crowder L, Dee L, Dias A, Diaz‐Maroto I, Downs M, Dudney J, Ellis E, Emery K, Eurich J, Ferriss B, Fredston A, Furukawa H, Gagné S, Garlick S, Garroway C, Gaynor K, González A, Grames E, Guy‐Haim T, Hackett E, Hallett L, Harms T, Haulsee D, Haynes K, Hazen E, Jarvis R, Jones K, Kandlikar G, Kincaid D, Knope M, Koirala A, Kolasa J, Kominoski J, Koricheva J, Lancaster L, Lawlor J, Lowman H, Muller‐Karger F, Norman K, Nourn N, O'Hara C, Ou S, Padilla‐Gamino J, Pappalardo P, Peek R, Pelletier D, Plont S, Ponisio L, Portales‐Reyes C, Provete D, Raes E, Ramirez‐Reyes C, Ramos I, Record S, Richardson A, Salguero‐Gómez R, Satterthwaite E, Schmidt C, Schwartz A, See C, Shea B, Smith R, Sokol E, Solomon C, Spanbauer T, Stefanoudis P, Sterner B, Sudbrack V, Tonkin J, Townes A, Valle M, Walter J, Wheeler K, Wieder W, Williams D, Winter M, Winterova B, Woodall L, Wymore A, Youngflesh C. Priorities for synthesis research in ecology and environmental science. Ecosphere. 2023 January 11; 14(1):-. Available from: https://onlinelibrary.wiley.com/doi/10.1002/ecs2.4342 DOI: 10.1002/ecs2.4342 Reyes R, Pham O, Fergusson R, Ceberio N, Clark C, Cohen C, Fuse M, Pennings P. SCIP: a self-paced summer coding program creates community and increases coding confidence. [Preprint]. 2022 December 27 . DOI: 10.1101/2022.12.27.52195 Duncan M, Chow B, Myron K, Stone J, Hubbell M, Schriock E, Hunt C, Khtikian K, Cohen S. First report of genetic data from two invasive Watersipora (Bryozoa) species in the central California coast rocky intertidal. Aquatic Invasions. 2022; 17(2):136-152. Available from: https://www.reabic.net/aquaticinvasions/2022/issue2.aspx DOI: 10.3391/ai.2022.17.2.01 Erickson O, Cole R, Isaacs J, Alvarez-Clare S, Arnold J, Augustus-Wallace A, Ayoob J, Berkowitz A, Branchaw J, Burgio K, Cannon C, Ceballos R, Cohen CS, Coller H, Disney J, Doze V, Eggers M, Farina S, Ferguson E, Gray J, Greenberg J, Hoffman A, Jensen-Ryan D, Kao R, Keene A, Kowalko J, Lopez S, Mathis C, Minkara M, Murren C, Ondrechen MJ, Ordonez P, Osano A, Padilla-Crespo E, Palchoudhury S, Qin H, Lugo JR, Reithel J, Shaw C, Smith A, Smith R, Summers A, Tsien F, and E Dolan. 2022. How do we do this at a distance? A descriptive study of remote undergraduate research programs during COVID-19. CBE-Life Sciences Education 21(1). https://www.lifescied.org/doi/10.1187/cbe.21-05-0125 Nyda m M.L., Lemmon A.R, Cherry J.R., Kortyna ML, Clancy DL*, Hernandez C*, Cohen CS. 2021. Phylogenomic and morphological relationships among the botryllid ascidians (Subphylum Tunicata, Class Ascidiacea, Family Styelidae). Scientific Reports, 11(1):8351. doi: 10.1038/s41598-021-87255-2. Melroy, L.M.* and CS Cohen. 2021. Temporal and spatial variation in population structure among brooding sea stars in the genus Leptasterias . Ecology and Evolution. http://doi.org/10.1002/ece3.7283 . Hossfeld D*, Ling L, Cohen CS. 2020. Experimental investigation of tidal and freshwater influence on Symbiodiniaceae abundance in Anthopleura elegantissima . PLoS ONE, https://doi.org/10.1371/journal.pone.0238361 Jaffe N*, Eberl R***, Bucholz J**, Cohen CS. 2019. Sea star wasting disease demography and etiology in the brooding sea star Leptasterias spp. PLoS ONE 14(11): e0225248. https://doi.org/10.1371/journal.pone.0225248 Weinberg RB*, Clancy DL*, Cohen CS. 2019. Genotypic variability following fusion in the invasive colonial tunicate Didemnum vexillum . Invertebr Biol. 2019;00:e12263. https://doi.org/10.1111/ivb.12263 Caballero S., Dove V., Jackson-Ricketts J., Junchompoo C., Cohen S, Hines E. 2018. Mitochondrial DNA diversity and population structure in the Irrawaddy dolphin (Orcaella brevirostris ) from the Gulf of Thailand and the Mekong River. Marine Mammal Science, DOI: 10.1111/mms.12518. Cohen CS. 2018. "Marine extinctions" guest essay in Chapter 3, Perspectives section of book, Endangered Species: A Reference Handbook, authored by Jan Randall. ABC-CLIO Contemporary World Issues series , pp. 177-180. Melroy L.*, Smith R**., and CS Cohen. 2017. Phylogeography of direct-developing sea stars in the genus Leptasterias in relation to San Francisco Bay outflow in central California. Marine Biology 64: 152- .DOI: 10.1007/s00227-017-3184-z (Note: shared first authorship between Melroy and Smith) Sheets, E*., Cohen CS, Ruiz GM, Rocha RM. 2016. Investigating the widespread introduction of a tropical marine fouling species . Ecology and Evolution 6 (8): 2453–2471. DOI: 10.1002/ece3.2065 Cohen, CS. 2016. Revision of the Urochordata section in Brusca, RC and Shuster, SM, Chapter 27, Phylum Chordata: Cephalochordata and Urochordata. Invertebrates, 3rd edition, Sinauer Press. Moczek AP, Sears, KE, Stollewerk A, Wittkopp PJ, Diggle P, Dworkin I, Ledon-Rettig C, Matus DQ, Roth S, Abouheif E, Brown FD, Chiu C, Cohen CS, De Tomaso AW, Gilbert SF, Hall B, Love A, Lyons DC, Sanger T, Smith J, Specht C, Vallejo-Marin M, Extavour CG. 2015. The significance and scope of evolutionary developmental biology: a vision for the 21st century . Evolution and Development 17(3): 198-219. DOI: 10.1111/ede.12125 Ort BS***, Cohen CS, Boyer KE, Reynolds LK, Tam SM***, Wyllie-Echeverria S. 2014. Conservation of Eelgrass (Zostera marina ) Genetic Diversity in a Mesocosm-Based Restoration Experiment. PLoS ONE 9(2): e89316. doi:10.1371/journal.pone.0089316 Goulding T. C*., Cohen, CS. 2014. Phylogeography of a marine acanthocephalan: lack of cryptic diversity in a cosmopolitan parasite of mole crabs. Journal of Biogeography, 41: 965–976. doi: 10.1111/jbi.12260 Craig, C*., W. Kimmerer, C.S. Cohen. 2014. A DNA-based method for investigating feeding by copepod nauplii. J. Plankton Research, 36 (1): 271-275. published 10.14.2013, https://doi.org/10.1093/plankt/fbt104 Ort, B***, Cohen, CS, Boyer, KE, Wyllie-Echeverria, S. 2012. Genetic diversity within and among eelgrass (Zostera marina ) beds in the San Francisco Bay. Journal of Heredity, doi: 10.1093/jhered/ess022 . Cohen, C.S., McCann, L, Davis, T., Shaw, L., Ruiz, G. 2011. Discovery and significance of the colonial tunicate Didemnum vexillum in Alaska. Aquatic Invasions : 6 (3): 263-271. doi: 10.3391/ai.2011.1 Robinson, G. and 19 authors including C. Sarah Cohen. 2010. Empowering 21st Century Biology. BioScience 60:11, 923-930 Nacci, D.,M. Huber, D. Champlin, S. Jayaraman, S. Cohen, E. Gauger**, A. Fong*, M. Gomez-Chiarri. 2009. Trade-offs of contemporary evolution: pathogen susceptibility in a chemically-tolerant estuarine fish population. Environmental Pollution, 157: 857- 864. Eberl, R.*, S. Cohen, F. Cipriano, and E. Carpenter. 2007. Genetic diversity and population structure of the pelagic harpacticoid copepod Macrosetella gracilis on rafts of the bloom-forming cyanobacterium Trichodesmium spp. Aquatic Biology, 1: 33-43. Burnett, K., and 25 authors including S. Cohen. 2007. Fundulus as the premier teleost model in environmental biology: opportunities for new insights using genomics. Comparative Biochemistry and Physiology, Part D 2, 257-286. Cohen, S., J. Tirindelli*, M. Gomez-Chiarri, D. Nacci. 2006. Functional implications of Major Histocompatibility (MH) variation using estuarine fish populations.Integrative and Comparative Biology 46 (6): 1016-1029. Cohen, S. 2002. MHC variation in natural populations of an estuarine fish: high levels of variation and relationship to severe environmental stress. Molecular Biology and Evolution 19 (11): 1870-1880. https://academic.oup.com/mbe/article/19/11/1870/1012454 Cohen, S. and D. Nacci. 2002. Effects of dioxin-like compound (DLC) contamination on an estuarine fish species: adaptive changes at specific loci. Conference proceedings, US/Vietnam Scientific Conference on Agent Orange/Dioxins, March 3-6, 2002, Hanoi, Vietnam. Saito, Y., Shirae, M., Okuyama, M., and S. Cohen. 2001. Phylogeny of botryllid ascidians. In, "The Biology of Ascidians", ed H. Sawada, H. Yokosawa, CC Lambert, Springer, Tokyo, pp. 315-320. Cohen, S. 2000. Botryllid ascidian invasions: genetic and behavioral evidence for multi-species invasions and character divergence following introductions. In, Proceedings of the First National Conference on Marine Bioinvasions, MIT Sea Grant. Cohen, S., Saito, Y. and I. Weissman. 1998. Evolution of allorecognition in botryllid ascidians inferred from a molecular phylogeny. Evolution 52(3):746-756. Cohen, S. 1996. The effects of contrasting modes of fertilization on levels of inbreeding in the marine invertebrate genus Corella . Evolution 50(5): 1896-1907. Cohen, C. S. and R. Strathmann. 1996. Embryos at the edge of tolerance: effects of environment and structure of egg masses on supply of oxygen to embryos. Biol. Bull. 190: 8-15. https://www.journals.uchicago.edu/doi/epdf/10.2307/1542671 Dethier, M., Graham, E., Cohen, S., and L. Tear. 1993. Visual and random-point percent cover estimations: "Objective is not always better." Mar. Ecol. Prog. Ser. 96: 93-100. Petersen, C., Warner, R., Cohen, S., Hess, H. and A. Sewell. 1992. Variation in pelagic fertilization rates: Implications for production estimates, mate choice, and the spatial distribution of mating. Ecology 73: 391-401. Cohen, S. 1990. Outcrossing in field populations of two species of self-fertile ascidians. J. Exp. Mar. Biol. Ecol. 140: 147-158. Hess, H., Bingham, B., Cohen, S., Grosberg, R., Jefferson, W. and L. Walters. 1988. The scale of genetic differentiation in Leptosynapta clarki (Heding), an infaunal brooding holothuroid. J. Exp. Mar. Biol. Ecol. 122: 187-194. ____________
- Colleagues & Collaborators | Cohen Lab
Colleagues & Collaborators U.S. Roger Bland, Physics Department, SFSU Dr Lorriane Ling, Stanford University Exploratorium , San Francisco Smithsonian Environmental Research Center, Marine Invasions Research Lab Tammy Davis, Alaska Dept. of Fish and Game, Juneau Linda Shaw, NOAA, Juneau, Alaska Linda Walters, University of Central Florida Dianna Padilla, Stony Brook University Bruce Collette, Smithsonian National Museum of Natural History Marnie Chapman, University of Alaska, Southeast Mark Hahn, Woods Hole Oceanographic Institute Diane Nacci, US EPA, Atlantic Ecology Division Marta Gomez-Chiarri, University of Rhode Island Gretchen Lambert , Friday Harbor Laboratories, University of Washington Liz Alter, Moss Landing Marine Laboratories Jim Carlton, Williams College, Mystic Seaport Maritime Studies Program Megumi Strathmann, University of Washington Sitka Tribe of Alaska Sitka Sound Science Center Sitka Conservation Society California Academy of Sciences Paul Bourdeau lab, Humboldt State University Marie Nydam, Soka University, California Meg Daly, Ohio State University Drew Harvell, Cornell University Olivia Graham, Cornell University Ian Hewson, Cornell University Ellen Hines, Geography Department, SFSU International Rosana M. da Rocha , Universidade Federal do Parana, PR, Brasil Susana Caballero, Universidad de los Andes, Bogota, Colombia Yas Saito , Shimoda Marine Research Center, University of Tsukuba, Japan Noa Shenkar, Tel Aviv University, Israel C armela Gissi, Dip. Bioscienze, Università degli Studi di Milano, Milano, Italy Francesca Griggio, Dip. Bioscienze, Università degli Studi di Milano, Milano, Italy Riccardo Brunetti, Museo di Storia Naturale di Venezia, Venezia, Italy Francesco Mastrototaro, Dip. Biologia, Università di Bari, Bari, Italy Maria Ana Tovar-Hernandez, GEOMAR, Mexico A few local Citizens Science and outreach projec ts California Academy of Sciences Citizen Science Projects , led by Rebecca Johnson and Alison Young Bay Area King Tide Announcement CA Dept. of Public Health Toxic Phytoplankton Volunteer Monitoring Program
- Biology | Cohen Lab | San Francisco
Welcome to the Cohen Lab Welcome to Sarah Cohen's SFSU Evolutionary Ecology Lab in the Biology Department and at the Estuary and Ocean Science Center on the Romberg Tiburon Campus Welcome Fall 2023 Grad Students Berenice Baca-Ceballos Dorhkas Ramos Anti-racism and Inclusive Diversity resources from CSU COAST INTERESTS Research Interests of Sarah Cohen I am interested in how ecological, behavioral, and environmental features shape evolution and genetic systems in diverse organisms. Most of our work in marine and estuarine settings has asked questions about how life history, physiological, or behavioral attributes of species affect population structure. Often the results directly address questions about coastal and marine conservation related to our ability to detect, predict, and remediate anthropogenic effects on natural populations. In addition, I have a particular interest in the ecology and evolution of recognition systems and have been investigating this both in colonial invertebrates and estuarine fishes. Current projects include: immunogenetic (Major Histocompatibility Complex) variation in fish populations of varying size, the use of genetic markers to detect anthropogenic effects related to invasions, reproductive ecology of sea stars, distributions of parasites in estuarine and marine hosts, evolved tolerance for contaminants in estuarine populations, genetic tools for estimating population linkage in estuarine and marine species including urchins, lobsters, fish, seastars, copepods, seagrasses, and tunicates, and phylogenetic relationships between various marine taxa at the family level (e.g., fish and tunicates). Other projects have included oxygen diffusion in egg masses of snails and worms and implications for egg mass design, mating systems and inbreeding depression in tunicates, intertidal biodiversity surveys and methods, and behavioral variation in colonial marine invertebrates. We use research methods ranging from the high to very low tech, indoor to outdoor, and dry to wet. Subscribe Form Join Thanks for subscribing!
- Lab Members | Cohen Lab
LAB MEMBERS C. Sarah Cohen B.A., Biology, Swarthmore College Ph.D., University of Washington Postdoc, Stanford University Medical School Postdoc, National Research Council, Environmental Protection Agency, Harvard University Professor in Biology Estuary and Ocean Science Center, Romberg Tiburon Campus , San Francisco State University 3150 Paradise Drive, Building 36 Tiburon, CA 92930 or at SFSU : Hensill Hall Rm. 545 San Francisco, CA 94132 office phone: 415-338-3750; email sarahcoh (at) sfsu.edu Current Graduate Students Meredyth Duncan M.S. Candidate, Interdisciplinary Marine and Estuarine Sciences, RIPTIDES B.A.s, Biology and Studio Arts, Swarthmore College, 2012 NSF REU intern, SFSU/RTC, 2011 Citlalli Aquino M.S. Candidate, Marine Science, RIPTIDEs BS, UC Santa Cruz, 2019. REU, UCSC/Cornell on sea star wasting disease Cassie Vaniotis M.S. Candidate, Biology B.S., UCSC Sett Aung M.S. Candidate IMES B.S., Salisbury University, Biology Major, Chemistry Minor; American University of Yangon (C ONNECT) Sarila Young M.S. Candidate, IMES B.S. Marine Biology, CSU Long Beach Annie Chu M.S. Candidate, IMES B.A., Linguistics, Hofstra University A.S. City College of San Francisco Berenice Baca-Ceballos M.S. Candidate, Biology B.S., Biology, SFSU ARCS Awardee, BioLuminary Scholarship Dorhkas Ramos M.S. Candidate, Biology B.S., Biology, SFSU Community Researchers Bing Huey B.A., UCB Zoology; M.A., CSU East Bay. copepod, acanthocephalan genetics, microscopy. Elora Chatain Former international student at SFSU M.S. Biotechnology and engineering, Sup'Biotech Paris and Sorbonne University B.S. Biotechnology, Biology and Chemistry, Sup'Biotech Paris and Paris-Est University Renate Eberl NSF ROA Fellow Instructor in Biology at Santa Rosa Junior College PhD. Ecology, University of California Davis M.S. Biology, San Francisco State University B.S. Marine Biology, University of California Santa Cruz Current Undergrads Emily Chapman, BS SFSU 2024, Former REU Intern Ashley Meinke, SEO scholar, Former REU intern Kaz Davila, SEO scholar, former REU intern Keezean Paguio, Genentech scholar Kayla Wu Anthony Gorman Mandy Roberts Aranza Aranda Lauren Rainey, B.S. Biology 2024, SFSU Jacob Vang Former Lab Members Former Graduate Students--where are they now??? Jesse Espinoza M.S., Biology B.A., Colorado State University, Zoology Taylor Pantiga M.S., Marine Science, RIPTIDEs BS, Cal Poly, SLO Michelle Kelley M.S., Marine Science, RIPTIDEs B.S., UC Davis Margaret Johnson M.S. 2020, Biology B.S. Scripps College, CA Cecilia Hernández M.S. 2020, Biology B.S. SFSU 2017 BIOL 699 researcher, CSU STAR intern 2017, 2018. Credential program, SFSU Noyce Scholar, STAJES program Gabrielle Rupert M.S. 2020, Biology B.S. Biology, Framingham State University, MA, 2018 NOAA Noah Jaffe Data Analyst, Levi Strauss & Co. M.S. 2020, Biology B.A. Pitzer College, CA Jeyna Perez Research Assistant, UT Southwestern M.S., Ecology, Evolution, and Conservation Biology, Summer 2019 B.S. Ecology, Behavior, and Evolution, UCLA Sea star phylogeography Rachel Weinberg PhD Candidate, UCBerkeley, ESPM M.S., Marine Biology, Summer 2019 B.S. Marine Biology, SFSU. Didemnum vexillum fusion experiments Daniel Hossfeld M.S., Biology, Marine Science, Spring 2019 B.S. UC, Davis COAST summer 2017 intern, Bay Institute Climate Ready Sea Grant Fellow at California State Coastal Conservancy-2019 BCDC--2020 Environmental Scientist | Adapting to Rising Tides Program San Francisco Bay Conservation and Development Commission Timothy Fuller Monterey Bay Aquarium M.S. Candidate in Marine Biology B.S., Environmental Science Technology and Policy, CSU Monterey Bay, Seaside, CA A.S., Biology and Chemistry, Hartnell College, Salinas, CA Benson Chow SFSU staff seawater technician M.S., Marine Biology, SFSU 2018 B.S., Marine Biology, SFSU Smithsonian Intern. Undergraduate Projects: Experimental tunicate regeneration in the field, reproduction in Didemnids Glenda Niven M.S. Candidate at CAS, Marine Biology B.S. Marine Biology and Limnology, San Francisco State University, 2018 Class WordPress master: https://marineinvertsecologysfsu.wordpress.com/ Calvin Lee M.S. Marine Biology, SFSU, 2018. B.S., Ecology, Behavior, and Evolution, UCSD CA Department of Fish and Wildlife Researcher in Kimmerer lab ICF, Senior Biologist, Fish and Aquatic Sciences Team Anastasia Ennis Biologist, Rincon Consultants, Inc. M.S., Ecology, Evolution, and Conservation Biology, SFSU 2018 B.S. Animal Science, Cornell University Environmental consultant. Population genetics of the salt marsh harvest mouse, Reithrodontomys raviventris KeChaunte Johnson Community College Instructor, Adjunct Professor at Santa Monica and Santa Ana College M.S. in Ecology, Evolution and Conservation Biology, 2017. B.S., Natural Resources, Central Michigan University Thesis: Comparison of mitochondrial and nuclear genetic variation of common Acartia species in the San Francisco Estuary Darragh Clancy former RTC Genetics Facility Support Staff, former Associate Geneticist at NSF International, now Associate Scientist, Automation at LGC, Biosearch Technologies M.S., Ecology, Evolution and Conservation Biology, January 2016. Using genetic analysis to investigate invasion biology of a colonial ascidian, Didemnum vexillum. B.S. Chemical Biology; B.A. Integrative Biology, UC Berkeley Laura Melroy now, Technical Project Manager at Guardant Health former, Research Associate, Research and Development at Counsyl M.S. Ecology, Evolution and Conservation Biology, SFSU, January, 2016. B.S., Biological Sciences, California Polytechnic State University, San Luis Obispo Danielle Desmet R&D Project Manager & Chief of Staff for VP of R&D at Memphis Meats M.S. Marine Biology, SFSU, January 2016. B.S. UC Berkeley 2011 Carrie Craig now, Contractor, Smithsonian Institution, Museum of Natural History, Molecular Lab former, Biotech researcher, Bellingham, WA BS, University of Washington, Seattle and Friday Harbor Labs MS, San Francisco State University Smithsonian Institution, Research staff in core genetics facility Vanessa Guerra Postdoc, UC Merced PhD, Simon Fraser University M.S., Marine Biology, SFSU Xuman Ariel Tang now, Research Associate, Assembly Biosciences, Inc. former, Quintara Biosciences, Inc., Laboratory Technician M.S., Marine Biology, SFSU Thesis: Responses to Change: Asexual and Sexual Reproductive Patterns of Eelgrass (Zostera marina) in San Francisco Bay B.S., Aquaculture, Dalian Fisheries University, Dalian, China David Lake MD (2017)--University of South Carolina, Columbia; Medical Resident--LSU, New Orleans Anatomy and Physiology instructor M.S., Ecology and Systematic Biology, SFSU Thesis: Phylogenetic analysis of bicoastal parasite diversity in three brooding bivalves B.S., Biology, The Citadel Mariana Padron Postdoc, CNRS, Banyuls Sur Mer, France Ph.D., MARES program, joint doctorate with University of Pierre and Marie Curie, Paris (Sorbonne) and the University of Bologna, Italy M.S., Conservation Biology, San Francisco State University Thesis: Distinct phylogeographic patterns of sympatric West Atlantic exploited seahorses B.S., Universidad de Oriente, Venezuela Tricia Goulding Postdoctoral Researcher, Smithsonian Institution Postdoctoral Researcher, Bishop Museum, Honolulu, Hawaii Ph.D., University of California, Merced; Penn State University M.S., Marine Biology, San Francisco State University Thesis: Phylogeography of a thorny-headed worm infecting mole crabs: a cosmopolitan marine parasite or cryptic species complex? B.A. Marine Biology, UC Santa Barbara Verena Wang Postdoc, East Carolina University Postdoctoral Researcher, University of Southern Mississippi Gulf Coast Research Lab Ph.D. 2017, University of North Carolina at Wilmington M.S., Conservation Biology, San Francisco State University Thesis: Investigating recent invasions of a colonial tunicate using a polymorphic fusion locus B.S., UC Davis Joelle Tirindelli Romberg Tiburon Center, Research Technician, Carpenter lab. Scientific translator. M.S., San Francisco State University Thesis: Variation in the Major Histocompatibility class IIDB gene region between polychlorinated biphenyl (PCB)-contaminated and reference populations of the mummichog fish, Fundulus heteroclitus. B.A., UC Santa Barbara Kathryn Nuessly National Park Service, Ecologist and Science Communicator M.S. Marine Biology , San Francisco State University, 2013. Outdoor science educator. Thesis: Using behavioral and genetic studies to investigate the impact of temperature on the brooding and reproductive abilities of sea stars in the genus Leptasterias. B.S., Integrative Biology, University of Florida Beth Sheets Bioinformatician, Computational Genomics Platform, UCSC Genomics Institute (2019 - current). Lab Manager, Palumbi lab, Hopkins Marine Station, Stanford University (2014-2019). M.S. Ecology and Systematic Biology, 2013, SFSU. Thesis: Using a multi-gene approach to investigate population structure of the colonial ascidian Botrylloides nigrum B.S. Biology, University of Alabama at Birmingham Co-advised graduate students Dr. Renate Eberl , SFSU joint grad with Carpenter lab, PhD from UC Davis, lecturer College of the Redwoods and Oregon Institute of Marine Biology-University of Oregon. Visiting Assistant Professor Oklahoma State University. Adjunct faculty, Santa Rosa Junior College. Allegra Briggs, SFSU joint grad with Kimmerer lab. Subpages (8): Beth Sheets David Lake Kathryn Nuessly Mariana Padrón Riley Smith Tricia Goulding Verena Wang Xuman Ariel Tang
- Contact | Cohen Lab
CONTACT US 3150 Paradise Drive, BLDG 36, Room 110, Tiburon, CA 94920 sarahcoh@sfsu.edu 415-338-3750 Name Email Phone Address Subject Message Submit Thanks for submitting!
- Research | Cohen Lab
Research Interests We are interested in how ecological, behavioral, and environmental features shape evolution and genetic systems in diverse organisms. Most of our work in marine and estuarine settings has asked questions about how life history, physiological, or behavioral attributes of species affect population structure and how population structure may influence changes in life history traits. Often the results of our research directly address questions about coastal and marine conservation related to our ability to detect, predict, and remediate anthropogenic effects on natural populations. This approach combining basic questions in ecology and evolution with applied issues in biology is carried out in pressing environmental situations that frequently feature non model taxa where methods development is also required. Thus, a signature feature of work in our lab is developing or adapting new field and laboratory methods to address environmentally relevant issues, often related to climate change. Some organisms and systems where this work is carried out including host/pathogen/symbiont interactions, seagrass restoration, sea star populations and wasting disease, endangered and endemic populations, invasive species and range extensions, and the impact of contaminants on local populations in estuarine settings. In addition, we have a particular interest in the ecology and evolution of recognition systems. In vertebrates (fish, mice, and dolphins in our research), we use the immune recognition loci, the Major Histocompatibility Complex or MHC, to ask how high variability is maintained or lost under varying population conditions (both demographic and selective). In invertebrate chordates (aka tunicates or sea squirts), we make use of blood-mediated recognition loci that control colony fusion in the botryllid ascidians and gamete recognition loci in the solitary ascidian Ciona. We are additionally testing fusion genetics in the highly invasive didemnid ascidian Didemnum vexillum. We have additional interests in systematics of sea stars and sea squirts (aka ascidians) and we work with the California Academy of Sciences and other museums to carry out morphological and molecular analyses related to global biogeography and systematics. The biotic diversity of the Philippines is a particular focus with ascidians as part of the NSF-funded Cal Academy Biotic Survey of the center of the center of marine biodiversity in the Verde Island Passage. Leptasterias systematics is a focus on the northeast Pacific coast related to shifting clade distributions prior to and following the recent epidemic of wasting disease. For descriptions of a few projects, click below: EOS MOLECULAR LAB Find the seahorse and tunicate Photo by Adriana Perez Below you can find information on a few of the many subjects and projects we are interested in. Biodiversity May, RM, PLOS Biology, 2011, Why worry about how many species and their loss? Conservation: The preservation and careful management of natural, and not so natural, habitats EPA Cleanups: Communities around New Bedford Harbor Invasive species RESEARCH PROJECTS Research Organisms Inside a botryllid! Note the brooded embryos. Photo by Patrick Lee, SFSU undergrad. Measuring leptasterias in the intertidal.
- Former Lab Members | Cohen Lab
Former Lab Members Postdoctoral Researchers Dr. Kevin Leempoel PhD Swiss Federal Institute of Technology, Environmental Engineering Institute, SFSU postdoc. Stanford postdoc. Kew Gardens Bioinformatics developer. Dr. Brian Ort , PhD UCSC, SFSU postdoc, UCB research associate, environmental consulting firm / Invasive Spartina Project. Senior Geneticist, Olafson Environmental, Inc. Dr. Sheh May Tam , PhD Cambridge University, SFSU postdoc, Associate Professor, Taylor's University in Malaysia. Consultant Plant Breeder, Green World Genetics. Dr. Kirsten Copren, PhD UC Davis, SFSU postdoc, UCSF genetics core manager, Director, Nucleic Acid Technology | Gene Therapy Program | University of Pennsylvania Dr. Kelly Lee, PhD Princeton University, SFSU postdoc, UCDavis researcher, animal rescue. SFSU Undergraduate Researchers Cecilia Hernandez, B.S. SFSU 2017, BIOL 699 researcher, CSU STAR intern 2017. Ryan Fergusson B.S. 2017, SFSU. NSF REU 2015-2016. Botryllid phylogenetics focused on the extraordinary diversity of the Philippines. Tunicate larval behavior experiments. SFSU Master's candidate, Pennings lab. Stella Park, BS, SFSU 2016. Leptasterias field censusing, wet lab, and database assistant. Biotech industry. Alice Dore, Exchange student from the U.K. 2014-2015. Mole crab parasite surveys, CSU COAST undergraduate fellowship. UK Graduate student. Justin Reyes, B.S., SFSU. 2014-2015. Biol 555 course assistance, Herring and tunicate interactions. Technician in zooplankton ecology, consulting company, Master's candidate, USF. Heather Milton, B.S., SFSU. 2015. Herring and tunicate interactions. Thomas Abbott, B.S. Candidate, SFSU. 2014-2015. Herring and tunicate interactions. Williams College Mystic Marine program participant. Christopher Thomson, B.S., SFSU. 2014-2015. BIOL 555 course assistance. Riley Smith , B.S., SFSU, 2013. NSF Climate Change fellow, NIH MARC/RISE fellow. MS candidate, Northern Arizona University. Erica Perry, B.S. SFSU, 2013. NSF REU supplements 2012 - 2013. Nyri Scanlon, B.S. 2014, SFSU. NERR, Research intern. Barbie Villines, RTC, SFSU B.S., California Academy of Sciences Staff Aquarist. Ellen Kosman, B.S. SFSU, NSF UMEB, REU; MS CSULB; PhD candidate Florida State University Patrick Lee, SFSU undergrad, NSF REU; Exploratorium, UCB, California Academy of Sciences Staff Aquarist. Jessica Donald, B.S. SFSU, NSF REU; MS candidate at SFSU, RTC. technician USGS. Valerie Greene, B.S. SFSU, NSF REU; SFSU MS; research technician at USGS, RTC. Secondary school science teacher Urban School, San Francisco. Diablo Valley Community College instructor. Richard Coleman, B.S. SFSU, NSF REU, UMB; PhD candidate at University of Hawaii, NOAA Nancy Foster fellowship award. Julie Day , B.S., SFSU, NSF UMEB; MS University of Central Arkansas; contractor to NOAA, NGO; dive instructor; PhD candidate ZMT Bremen, working on resilience of coral reef communities and global change in the South Pacific. CA DFW. Rita Wilke, B.S. SFSU; environmental consulting firm. Laura Heidenreich, B.S. SFSU, 2013. UC Davis, Bodega Marine Lab research assistant. Scott Gablenz, B.S., SFSU. 2013. Complete Genomics, intern. Gabriel Peixoto, B.S. Candidate, Cell and Molecular Biology, SFSU. NIH RISE fellow. Botryllid population genetics. MS candidate, SFSU. Giulia Gargiulo. B.S. 2014, SFSU. MS Candidate, University of Nottingham, UK. Didemnum growth experiments, Leptasterias phylogeography. Jason Helvey, B.S. 2014, SFSU. Leptasterias nuclear loci. Biotech industry. Taylor Gillis, B.S. Candidate, SFSU. Didemnum vexillum growth experiments. Briana Branche, B.S. 2015, SFSU. Herring and tunicate interactions. Peter Drell . B.S. 2014, SFSU. Herring and Didemnum vexillum interactions. Gabrielle Reta. B.S. Candidate, SFSU. Leptasterias field censusing, wet lab, and database assistant. Jiaqi (Tony) Huo, BS Candidate, BIOL 699 researcher. Randy Fisher B.S. 2017, SFSU, NSF REU 2016-2017. Leptasterias wet lab challenge experiment. Biotech industry. Andrea Alexander, BS Biology 2018, BIOL 699 researcher, Fall 2017. Leptasterias attachment. Monterey Bay aquarium volunteer. Laura Herrera, BS Candidate, BIOL 699 researcher. Leptasterias attachment. Lauren Jackson, BS Candidate. Leptasterias culture, microscopy, taxonomy. Adrielle Cailipan, BS Biology, 2018, BIOL 699 researcher, Anemone/symbiont characterization. SERC. AJ Nicolai, BS Candidate, BIOL 699 researcher, Leptasterias predator/prey interactions. Amanda Casby, BS Biology, 2018, BIOL 699 researcher. Glenda Niven, BS Biology, 2018. BIOL 699 researcher. Master's candidate SFSU. Class WordPress master: https://marineinverts.wordpress.com , https://marineecologysfsu.wordpress.com Kaitlyn Sapkos, BS, Biology, Physiology. Leptasterias and Didemnum vexillum genetics. Hensill scholarship awardee (2018), CSU COAST awardee (2019). Master's program at University of Southern California. John Hui, BS, BIOL 699 researcher--sea star culturing. Makena Guthrie, Environmental Science major. Natalie Avila, BS SFSU. COAST undergraduate research funding award. Invasive bryozoan ecology. Spring 2020. Veterinary Assistant. Natassja Punak, BS SFSU, BIOL 699 researcher, REU intern 2017. Botryllid behavior. Vince Anicetti Scholarship awardee (2019 - 2020). SFSU Master's student, Cal Academy. Ernestina Ramirez, BS 2020. COAST undergraduate research funding award, Wasting disease in Leptasterias. Fall 2019 - Spring 2020. Emma Morgan, BS 2020, BIOL 699. Naseebh Gill, BS SFSU, UC Davis Vet School Viviana Rios Victor Gutierrez, BS SFSU 2024, UC Davis Vet School Deannakayte Marucut Visiting Undergraduate Researchers Stephanie Humphrey. Santa Rosa Junior College. Spring 2017-Spring 2018. Paco Villegas. Santa Rosa Junior College. Leptasterias field work, wet lab challenge experiments, behavior. Spring 2016. Leah Gray. Macalester College. HHMI research intern. Summer 2017. Leptasterias disease genetics. Erin Hollander. UCLA. Leptasterias culture. Summer Rosa-Barnette. Santa Rosa Junior College, UC Berkeley. Leptasterias field ecology, behavior, databases. Spring/Summer 2016. Carl Braun. Santa Rosa Junior College. Leptasterias wet lab challenge experiments, behavior, databases. 2016-2017. Mills College. Marina Lecoeuche. Santa Rosa Junior College, UC Berkeley. Spring/Summer 2016. Ze (Laura) Gong. UC Berkeley. Summer/Fall 2016. Jamie Bucholz. University of Wisconsin-River Falls. REU intern, Summer 2016. SERC intern 2017. Graduate student, Central Michigan University. Maddy Salesky. Brown University. Summer 2016. Berta Colom, NSF EDEN fellow from the University of Barcelona, Spain. Fusion outcomes and genetics in botryllid ascidians. Graduate student. Monica Elizondo, summer NSF REU 2015, Diablo Valley Community College, UC Berkeley. Kelly Donahoe, summer researcher 2015, Tufts University. David Franklin, summer NSF REU 2014, B.S., Georgia Southern University. MPH Candidate. Charlotte Marx, summer researcher 2014, UCSD. Shana Gallagher, summer researcher 2014, Tufts University, NOAA Hollings Scholarship awardee 2015. Margot White, HHMI 2013, Macalester College. PhD candidate at Scripps Institute of Oceanography. Alejandro Bellon, winter extern, summer researcher 2013, Swarthmore College. PhD candidate, Univ of Arizona. Edgar Garcia, NSF REU 2013, Brown University, Medical School. Noah Jaffe, summer researcher 2013, Pitzer College. Master's candidate at SFSU. Meredyth Duncan, NSF REU 2011, Swarthmore College. Master's student SFSU, RIPTIDEs program. Kate Bertko, 2X summer undergrad intern (2004-5), NSF REU supplement (2005), Princeton University, senior thesis at RTC. Olympic rowing. Eric Dexter, NSF REU and McNair fellow 2010, Portland State University, fall intern Bermuda Biological Station, Master's degree from WSU Vancouver. Fulbright fellowship and PhD candidate, WSU Vancouver and Switzerland. Leah Hyee Run Lee, winter extern, summer researcher 2012, Swarthmore College 2014. PhD candidate. Abby Vander Linden, NSF REU 2012, B.S., University of Washington, PhD candidate UMass, Amherst. Catie Alves, NSF REU supplement 2012, Connecticut College. REEF intern, Mystic/Williams College Maritime Studies lab coordinator, PhD candidate UNC, Chapel Hill. NSF GSRF awardee. Natasha Kozlowski, 2013, Alaska Pacific University Juliana Wu, UC Berkeley, Molecular Environmental Biology major. Christina Lew, UC Berkeley, Molecular Environmental Biology major. Gerardo Aguilar, City College of SF and SFSU. Aiden Greer, Swarthmore College. January extern week. Lily Fornof, Swarthmore College. January extern week. Charlotte David, University of Plymouth, UK. Molecular ecology. 2020. Other Researchers Dr. Kelly Agnew, PhD University of Texas, Austin; SFSU sabbatical visitor from Hendrix College, Arkansas; NSF ROA, UCBerkeley instructor. Karen Alroy, RTC laboratory technician, SFSU postbac; DVM Tufts Vet School, Fogarty Fellow in Peru; AAAS NSF fellow , CDC researcher. Ashley Smith, B.S. Biology, SFSU. USGS technician , San Francisco Water District technician. Leptasterias population biology. Alyssa Lai , B.S. UC Irvine. Gavilan College, laboratory coordinator. Use of genetics to resolve phylogenetic relationships for the conservation of endemic Bermuda killifish, Fundulus bermudae/relictus. Ann Holmes, B.S. Cornell University. Acartia spp. morphological and molecular systematics in SF Bay. MS SFSU. PhD candidate, UCD. Jon Lew, Marin high school teacher. Alli Craig. B.A., Instructor at Marin Dive Center. Subtidal sea star surveys. Dive center in Hawaii. Janet Bair , B.A. Humboldt State, M.S. Arizona State University. Leptasterias field ecology and behavior, sample curation and databases. Bodega Marine lab volunteer. Sandy Chang. PhD, Stanford University. University of Calgary, visiting professor. Spring-Summer 2017. Lisa Kotowski. SFSU Physics graduate student. George Czeck M.S. Candidate, RIPTIDEs program. Fall 2017. Rebecca Gies B.S. CSU Monterey Bay, A.S. Santa Rosa Junior College, UC Berkeley Extension, Paralegal. Pursuing social work degree at City College. Fall 2017. Joseph Spaulding , Marine Biology, B.S. Marine Biology SFSU Madison Bullock, M.S. Candidate, Biology, B.S. in Fisheries and Wildlife, University of Missouri-Colombia, 2018 CeSAME STAR Summer Teacher Researchers Kai Atkinson, B.S., UCSB, CSU STAR intern 2021. Lauren Dixon, B.S. Candidate, CSUMB, CSU STAR intern 2021 Trenton Rubio, B.S., UCSB. CSU STAR intern, 2020, 2021. Kevin Myron, B.S., CA teacher. CSU STAR intern, 2019, 2021. Jenna Sanders, B.S. Illinois teacher, CSU STAR intern, 2019. Kristen Runge, B.S., CA teacher. CSU STAR intern, 2018 Cecilia Hernandez, B.S. SFSU 2017; BIOL 699 researcher; CSU STAR intern 2017, 2018; graduate student SFSU, Tellis scholar SFSU, teacher Washington High School, San Francisco. Adam Tricomo, B.S., Humboldt State University, CSU STAR research intern, summer 2017, teaching credential intern, Costa Mesa High School. Caleb Shaw, 2015. University of New Hampshire, Outdoor educator. Ashley Contreras, 2013, teacher. Elizabeth Guterriez, 2013, 2014, Master's candidate in Education, UC Berkeley Zach Sturbaum, 2012, undergrad CSU Cal Poly, Middle school teacher, Concord, CA. Julia Smith, 2012, undergrad CSU, Sacramento, teacher. Damion Delton, 2013, 2011, 2010, undergrad CSU, Fresno; teacher. Mendota Junior High School, CA. Garrett Benjamin, 2011, undergrad CSU, Fresno, teacher. Tren Kauzer, 2011, CSU Cal Poly, teacher. Gilbert Lam, 2009, undergrad CSU, DH, teacher. Genovefa Pinnick, 2009, Master's SFSU, teacher Jacqueline Hill, 2010, undergrad CSU Fresno, teacher. Michelle Wray, 2010, undergrad CSU, teacher. Christy Bedayan, 2010, teacher Mary Dournaee, 2010, teacher High School Research Interns Julia Jaffe, Tamalpais high School, Mill Valley. Jack Chai, Tamalpais High School, Mill Valley. Marcus D'Avignon, 2016, 2017. Sacred Heart Cathedral Prep, San Francisco. UC Berkeley. Mai Ly Cohen Barschall. Sacred Heart Cathedral Prep, San Francisco. Univ. of Puget Sound. Samantha Prado, 2015. Lowell High School, San Francisco. UCSC. Erin Hollander, 2015. Drake High School, Marin. UCLA. Maddie Ryan, 2014. Amador Valley High School, Pleasanton. SDSU. Molly Moritzburke, 2014. Redwood High School, Larkspur. UC Davis. Abigail Dunn, 2013. Branson School, Marin, University of Idaho Meghan Chow, 2012 - 2013. Lowell High School, San Francisco, University of Hawaii. Kate Whittingham, 2012 - 2013, St. Ignatius, San Francisco Kelsey Cawdry, Redwood High School, Larkspur; University of Hawaii Noah Jaffe, Tamalpias High School, Mill Valley; Pitzer College. SFSU Master's. Carmen Yu, Lowell High School, San Francisco Justin Marx, Novato and San Francisco; UC Davis, College of Marin, Humboldt State University. Alec Schlosser, Marin School of The Arts/Novato High School; Eckerd College
- Links | Cohen Lab
Links San Francisco weather and surf Latest ra dar Current conditions Bay Area winds , SF Buoy NWS forecast for SF , Tahoe , Montara UW-MM5 24 hr forec ast map Surf report : Stormsurf , Surfline SF Bay Coastal Marine Weather Forecasts Tide and Current Predictor for SF World Tide Height Predictions Molecular Lab at EOS Center on the RTCampus CSU Council on Ocean Affairs, Science, and Technology Smithsonian Environmental Research Center - Marine Invasions Lab San Francisco Estuary Institute California Academy of Sciences Exploratorium Bay Area Early Detection Network SFSU Cell and Molecular Imaging Center Center for Computing and Life Sciences (CCLS) at San Francisco State University Latitude 38 - Name that snot bubble Research Interests Evoldir Society for Integrative and Comparative Biology Western Society of Naturalists Phylogeny Programs Long Term Monitoring in California, LiMPETS Ascidian Home Page for the United States Dutch Ascidians Website Jeff Levinton's Marine Biology Web Nikon MicroscopyU What is Systematics and why is it important? HHMI: DNA animations Learn About Tunicates Preparation of Ascidians for Taxonomy and Molecular Analysis