2015
Hershler, R., H.-P. Liu, J.T. Carlton, A.N. Cohen, C.B. Davis, J. Sorensen and D. Weedman. 2015, in press. New discoveries of introduced and cryptogenic fresh and brackish water gastropods (Caenogastropoda: Cochliopidae) in the western United States. Aquatic Invasions 10.

Cohen, A.N. and F.C. Dobbs. 2015. Failure of the public health testing program for ballast water treatment systems. Marine Pollution Bulletin 91: 29-34.  Open Access until 2/19/15:    Accepted manuscript:

2013
Robinson, A., A.N. Cohen, B. Lindsey and L. Grenier. 2013. Invertebrates: a case study of China Camp State Park, Marin County. Pages 147-160 in: Ecology, Conservation and Restoration of Tidal Marshes: the San Francisco Estuary, Palaima, A. (ed), U.C. Press, Berkeley, CA.

2012
Cohen, A.N. 2012. Live Saltwater Bait and the Introduction of Non-native Species into California. A report for the California Ocean Science Trust, Oakland, CA and the California Ocean Protection Council, Sacramento, CA. Center for Research on Aquatic Bioinvasions, Richmond, CA.

Cohen, A.N. 2012. Live Marine Seafood and the Introduction of Non-native Species into California. A report for the California Ocean Science Trust, Oakland, CA and the California Ocean Protection Council, Sacramento, CA. Center for Research on Aquatic Bioinvasions, Richmond, CA.

Cohen, A.N. 2012. Final Report on the Littorina littorea Eradication Project. A report for the Association of Bay Area Governments, San Francisco Estuary Project and U.S. Environmental Protection Agency. Center for Research on Aquatic Bioinvasions, Richmond, CA.

Cohen, A.N., F. Dobbs, J.T. Carlton, J. Burkholder, W. Landis, E. Grosholz, M. Wonham, T.W. LaPoint, P.M. Chapman, B. Leung, R. Diaz, J.E. Byers and L.L. Conquest. 2012. Comments on the Proposed General Permit for Discharges Incidental to the Normal Operation of a Vessel: Ballast Water Discharges [submitted by members of the EPA’s Science Advisory Board Panel on Ballast Water and the National Research Council/National Academies of Science Committee on Ballast Water]. Submitted to the U.S. Environmental Protection Agency (February 10, 2012).

2011
Cardno ENTRIX and A.N. Cohen. 2011. Final Report. California Aquatic Invasive Species Rapid Response Fund: An Economic Evaluation. A report for the U.S. Fish and Wildlife Service. Cardno ENTRIX, Sacramento, CA.

Davis, J., J. Ross. M. Kellogg & A.N. Cohen. 2011. Water Quality Technical Appendix. Appendix A in: The State of San Francisco Bay. San Francisco Estuary Partnership, Oakland, CA.

Davis, J., J. Ross. M. Kellogg, A.N. Cohen and A. Gunther. 2011. A water quality report card for San Francisco Bay. Pages 8-27 in: The Pulse of the Estuary: Pollutant Effects on Aquatic Life. SFEI Contribution 660. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. 2011. Swimmer’s itch and exotic species. Page 25 in: The Pulse of the Estuary: Pollutant Effects on Aquatic Life. SFEI Contribution 660. San Francisco Estuary Institute, Richmond, CA.

Robinson, A., A.N. Cohen, B. Lindsey and L. Grenier. 2011. Distribution of intertidal macroinvertebrates across a tidal gradient, Marin County, CA. San Francisco Estuary and Watershed Science 9(3).

Robinson, A., A.N. Cohen, B. Lindsey and L. Grenier. 2011. Distribution of macroinvertebrates across a tidal gradient, Marin County, California. Pages 230-249 in: A Profile of the San Francisco Bay National Estuarine Research Reserve, M.C. Ferner (ed.), San Francisco Bay National Estuarine Research Reserve, San Francisco, CA.

2010
Cohen, A.N. and A. Gilbreath. 2010. Exotic Oyster Survey, Removal and Research in San Francisco Bay: Second Progress Report. Center for Research on Aquatic Bioinvasions, Richmond, CA, and San Francisco Estuary Institute, Oakland, CA.

Brant, S.V., A.N. Cohen, D. James, L. Hui, A. Hom and E.S. Loker. 2010. Cercarial dermatitis transmitted by exotic marine snail. Emerging Infectious Diseases 16(9): 1357-1365.

Goodwin, D.H., A.N. Cohen and P.D. Roopnarine. 2010. Forensics on the half shell: a sclerochronological investigation of a modern biological invasion. Palaios 25(11): 742-753.

Cohen, A.N. 2010. Non-native Bacterial and Viral Pathogens in Ballast Water: Potential for Impacts to ESA-listed Species under NOAA’s Jurisdiction. A report for the National Oceanic and Atmospheric Administration, National Marine Fisheries Service, Endangered Species Division, Silver Spring, MD. Center for Research on Aquatic Bioinvasions (CRAB), Richmond, CA.

Cohen, A.N. 2010. Fouling Panel and Piling Studies: Toxicity Monitoring for the Pacific Herring Spawning Enhancement Project. A report for the DAARP Settlement Restoration Program, Office of Spill Prevention and Recovery, California Department of Fish and Game, Sacramento, CA. Center for Research on Aquatic Bioinvasions (CRAB), Richmond, CA.

2009
Cohen, A.N. 2009. Managing the Exotic Mussels Dreissena polymorpha, Dreissena bugensis, Limnoperna fortunei and Mytilopsis leucophaeata in SFPUC’s Reservoirs. A report for the San Francisco Public Utilities Commission, San Francisco, CA. Center for Research on Aquatic Bioinvasions, Richmond, CA and San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2009. Managing the Exotic Mussels Dreissena polymorpha, Dreissena bugensis, Limnoperna fortunei and Mytilopsis leucophaeata in SCVWD’s Reservoirs. Revised February 2009. A report for the Santa Clara Valley Water District, San Jose CA. San Francisco Estuary Institute, Oakland CA.

Cohen, A.N. 2009. Managing the Exotic Mussels Dreissena polymorpha, Dreissena bugensis, Limnoperna fortunei and Mytilopsis leucophaeata in EBMUD’s Reservoirs. A report for the East Bay Municipal Utility District, Oakland, CA. Center for Research on Aquatic Bioinvasions, Richmond, CA.

Nordby, J.C., Cohen, A.N. and S.R. Beissinger. 2009. Effects of a habitat-altering invader on nesting sparrows: an ecological trap? Biological Invasions 11(3): 565-575.

Cohen, A.N. and C.J. Zabin. 2009. Oyster shells as vectors for exotic organisms. Journal of Shellfish Research 28(1): 163-167.

2008
Cohen, A.N. and A. Weinstein. 2008. Exotic Oyster Survey, Removal and Research in San Francisco Bay: Annual Progress Report. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Draft Action Plan to Address the Zebra Mussel Infestation at San Justo Reservoir, San Benito County, California. Prepared for the California Department of Fish and Game, San Benito County Water District and United States Bureau of Reclamation. San Francisco Estuary Institute, Oakland, CA.

Minchin, D., S. Gollasch, A.N. Cohen and S. Olenin. 2008. Characterizing vectors of marine invaders. Pages 109-116 in: Biological Invasions in Marine Ecosystems, G. Rilov and J. Crooks (eds.), Springer, Dordrecht, The Netherlands.

Cohen, A.N. 2008. Literature Review of the Exotic Mussels Dreissena polymorpha, Dreissena bugensis, Limnoperna fortunei and Mytilopsis leucophaeata. A report for the East Bay Municipal Utility District, the San Francisco Public Utilities Commission, and the Santa Clara Valley Water District. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Sources and Impacts of Sediment Inputs into the Water Column of San Francisco Bay. A Report for the Subtidal Goals Project of the California Coastal Conservancy, National Oceanic and Atmospheric Administration, San Francisco Bay Conservation and Development Commission, and Association of Bay Area Governments. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Sources and Impacts of Chemical Contaminants in San Francisco Bay. A Report for the Subtidal Goals Project of the California Coastal Conservancy, National Oceanic and Atmospheric Administration, San Francisco Bay Conservation and Development Commission, and Association of Bay Area Governments. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Sources, Mechanisms and Impacts of Changes in Nutrient Inputs to San Francisco Bay. A Report for the Subtidal Goals Project of the California Coastal Conservancy, National Oceanic and Atmospheric Administration, San Francisco Bay Conservation and Development Commission, and Association of Bay Area Governments. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Impacts of the Removal or Disturbance of Sediments, Shells or Bedrock in San Francisco Bay. A Report for the Subtidal Goals Project of the California Coastal Conservancy, National Oceanic and Atmospheric Administration, San Francisco Bay Conservation and Development Commission, and Association of Bay Area Governments. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2008. Impacts of Artificial Structures Placed in San Francisco Bay. A Report for the Subtidal Goals Project of the California Coastal Conservancy, National Oceanic and Atmospheric Administration, San Francisco Bay Conservation and Development Commission, and Association of Bay Area Governments. San Francisco Estuary Institute, Oakland, CA.

2007
Bullard, S.G., G. Lambert, M.R. Carman, J. Byrnes, R.B. Whitlatch, G. Ruiz, R.J. Miller, L. Harris, P.C. Valentine, J.S. Collie, J. Pederson, D.C. McNaught, A.N. Cohen, R.G. Asch, J. Dijkstra and K. Heinonen. 2007. The colonial ascidian Didemnum sp. A: current distribution, basic biology, and potential threat to marine communities of the northeast and west coasts of North America. Journal of Experimental Marine Biology and Ecology 342: 99-108.

Burkholder, J.M., G.M. Hallegraeff, G. Melia, A.N. Cohen, H.A. Bowers, D.W. Oldach, M.W. Parrowa, M.J. Sullivan, P.V. Zimba, E.H. Allen and M.A. Mallin. 2007. Phytoplankton and bacterial assemblages in ballast water of U.S. military ships as a function of port of origin, voyage time, and ocean exchange practices. Harmful Algae 6: 486-518.

Carlton, J.T. and A.N. Cohen. 2007. Introduced Marine and Estuarine Invertebrates. Pages 28-31 in: The Light & Smith Manual: Intertidal Invertebrates of the California and Oregon Coasts. J.T. Carlton (ed.), University of California Press, Berkeley, CA.

Cohen, A.N., R. Moll, J.T. Carlton, C.R. O’Neill, Jr., L. Anderson and P.B. Moyle. 2007. California’s Response to the Zebra/Quagga Mussel Invasion in the West. Recommendations of the California Science Advisory Panel, prepared for the California Incident Command (California Department of Fish and Game, California Department of Water Resources, U.S. Fish and Wildlife Service, California Department of Food and Agriculture, and California Department of Boating and Waterways).

Cohen, A.N. 2007. Potential Distribution of Zebra Mussels (Dreissena polymorpha) and Quagga Mussels (Dreissena bugensis) in California. A report for the California Department of Fish and Game. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N., K. Schaeffer, K. McGourty, N. Cosentino-Manning, S. Wainwright-De La Cruz, M. Elliot and S. Allen. 2007. Introduction. Pages 1-35 in: Report on the Subtidal Habitats and Associated Biological Taxa in San Francisco Bay, K. Schaeffer, K. McGourty and N. Cosentino-Manning (eds.), NOAA National Marine Fisheries Service, Santa Rosa, CA.

Cohen, A.N., N. Cosentino-Manning and K. Schaeffer. 2007. Shellfish Beds. Pages 50-55 in: Report on the Subtidal Habitats and Associated Biological Taxa in San Francisco Bay, K. Schaeffer, K. McGourty and N. Cosentino-Manning (eds.), NOAA National Marine Fisheries Service, Santa Rosa, CA.

2006
Gollasch, S., B.S. Galil and A.N. Cohen (eds.). 2006. Bridging Divides: Maritime Canals as Invasion Corridors, Springer, Dordrecht, The Netherlands.

Cohen, A.N. 2006. The Panama Canal: Cutting a canal through Central America. Pages 91-112 in: Bridging Divides: Maritime Canals as Invasion Corridors. S. Gollasch, B.S. Galil and A.N. Cohen (eds.), Springer, Dordrecht, The Netherlands.

Cohen, A.N. 2006. The Panama Canal: Species introductions and the Panama Canal. Pages 127-199 in: Bridging Divides: Maritime Canals as Invasion Corridors. S. Gollasch, B.S. Galil and A.N. Cohen (eds.), Springer, Dordrecht, The Netherlands.

Cohen, A.N. and C.J. Zabin. 2006. Inspection for Live Marine Invertebrates in an Oyster Shell Pile at Drakes Bay Oyster Company. A report for MacTec Engineering and the California Department of Fish and Game. San Francisco Estuary Institute, Oakland, CA.

Takekawa, J.Y., I. Woo, H. Spautz, N. Nur, J.L. Grenier, K. Malamud-Roam, J.C. Nordby, A.N. Cohen, F. Malamud-Roam and S.E. Wainwright-De La Cruz. 2006. Environmental threats to tidal marsh vertebrates in the San Francisco Bay estuary. Studies in Avian Biology 32: 176-197.

2005
Cohen, A.N. 2005. A Review of Zebra Mussels’ Environmental Requirements. A report for the California Department of Water Resources, Sacramento CA. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N., L.H. Harris, B.L. Bingham, J.T. Carlton, J.W. Chapman, C.C. Lambert, G. Lambert, J.C. Ljubenkov, S.N. Murray, L.C. Rao, K. Reardon and E. Schwindt. 2005. Rapid Assessment Survey for exotic organisms in southern California bays and harbors, and abundance in port and non-port areas. Biological Invasions 7(6): 995-1002.

Holmes, M., D. Bolland, A.N. Cohen, A. Fox, J. Herod, W. Jennings, S. Moore, S., Newkirk, G. Ruiz, C. Simkanin, D. Talley and K. Ward. 2005. Ballast Water Discharge Standards: Report and Recommendation of the California Advisory Panel on Ballast Water Performance Standards. A report for the California State Lands Commission and the California Legislature.

Cohen, A.N. 2005. Overview of 2004/05 Rapid Assessment Shore and Channel Surveys for Exotic Species in San Francisco Bay. A report for the California State Coastal Conservancy, Association of Bay Area Governments/San Francisco Bay-Delta Science Consortium, National Geographic Society and Rose Foundation. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. and J.W. Chapman. 2005. Rapid Assessment Channel Survey for Exotic Species in San Francisco Bay – November 2005. A report for the California State Coastal Conservancy. San Francisco Estuary Institute, Oakland, CA.

Nordby, J.C., McBroom, J.T., Cohen, A.N. and S.R. Beissinger. 2005. Impact of invasive Spartina alterniflora on song sparrow and marsh wren populations in San Francisco Bay salt marshes. In: Proceedings of the International Spartina Conference.

2004
Cohen, A.N. 2004. An Exotic Species Detection Program for Puget Sound. A report for the Puget Sound Action Team, Olympia, WA. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2004. An Exotic Species Detection Program for the Lower Columbia River Estuary. A report for the Lower Columbia River Estuary Partnership, Portland, OR. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2004. An Exotic Species Detection Program for Tillamook Bay. A report for the Tillamook Estuaries Partnership, Garibaldi, OR. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N., D.R. Calder, J.T. Carlton, J.W. Chapman, L.H. Harris, T. Kitayama, C.C. Lambert, G. Lambert, C. Piotrowski, M. Shouse and L.A. Solórzano. 2004. Rapid Assessment Shore Survey for Exotic Species in San Francisco Bay – May 2004. A report for the California State Coastal Conservancy, Association of Bay Area Governments/San Francisco Bay-Delta Science Consortium, National Geographic Society and Rose Foundation. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. and P.B. Moyle. 2004. Summary of Data and Analyses Indicating that Exotic Species have Impaired the Beneficial Uses of Certain California Waters. Submitted to the California State Water Resources Control Board, Sacramento, CA (June 14, 2004).

Cohen, A.N. 2004. Invasions in the sea. Park Science 22(2): 37-41.

2003
Cohen, A.N. 2003. On mitten crabs and lung flukes. Interagency Ecological Program Newsletter 16(2): 48-51.

Carlton, J.T. and A.N. Cohen. 2003. Episodic global dispersal in shallow water marine organisms: the case history of the European shore crabs Carcinus maenas and Carcinus aestuarii. Journal of Biogeography 30: 1809-1820.

2002
Cohen, A.N., L.H. Harris, B.L. Bingham, J.T. Carlton, J.W. Chapman, C.C. Lambert, G. Lambert, J.C. Ljubenkov, S.N. Murray, L.C. Rao, K. Reardon and E. Schwindt. 2002. Project Report for the Southern California Exotics Expedition 2000: A Rapid Assessment Survey of Exotic Species in Sheltered Coastal Waters. Appendix C in: Report to the Legislature: A Survey of NAS in the Coastal and Estuarine Waters of California, M.E. Ashe (ed.), California Department of Fish and Game, Office of Spill Prevention and Response, Sacramento, CA.

Cohen, A.N. 2002. Success factors in the establishment of human-dispersed organisms. Pages 374-394 in: Dispersal Ecology, J.M. Bullock, R.E. Kenward and R.S. Hails (eds.). Blackwell Publishing, Oxford, for the British Ecological Society, London.

Silva, P.C., R.A. Woodfield, A.N. Cohen, L.H. Harris and J.H.R. Goddard. 2002. First report of the Asian kelp Undaria pinnatifida in the Northeastern Pacific Ocean. Biological Invasions 4(3): 333-338.

Cohen, A.N. and S.K. Webb (eds.). 2002. Biological Invasions in Aquatic Ecosystems: Impacts on Restoration and Potential for Control, Proceedings of a Workshop, April 25, 1998, Sacramento, California. San Francisco Estuary Institute, Oakland, CA.

Cohen, A.N. 2002. The release of pest species by marine aquaculture: lessons from a South African parasite introduced into California waters. Pages 9-13 in: Biological Invasions in Aquatic Ecosystems: Impacts on Restoration and Potential for Control, Proceedings of a Workshop, April 25, 1998, Sacramento, California, A.N. Cohen, and S.K. Webb (eds.), San Francisco Estuary Institute, Oakland, CA.

2001
Cohen, A.N. 2001. Invasions in the San Francisco Estuary. In: National Management Plan of the National Invasive Species Council, Washington, DC.

Cohen, A.N. 2001. Impacts from the Asian clam Potamocorbula amurensis. In: National Management Plan of the National Invasive Species Council, Washington, DC.

Cohen, A.N. et al. 2001. Case Study 2.5: Petition for U.S. federal action on the green seaweed Caulerpa taxifolia. Page 31 in: Invasive Alien Species: A Toolkit of Best Prevention and Management Practices, R. Wittenberg and M.J.W. Cock (eds.), United Nations Global Invasive Species Program. CAB International, Wallingford, Oxon, UK.

Cohen, A.N. 2001. Case Study 3.16: Transfer of pathogens and other species via oyster culture. Page 92 in: Invasive Alien Species: A Toolkit of Best Prevention and Management Practices, R. Wittenberg and M.J.W. Cock (eds.), United Nations Global Invasive Species Program. CAB International, Wallingford, Oxon, UK.

Cohen, A.N., A. Weinstein, M. A. Emmett, W. Lau and J.T. Carlton. 2001. Investigations into the Introduction of Non-indigenous Marine Organisms via the Cross-Continental Trade in Marine Baitworms. A report for the U.S. Fish and Wildlife Service, San Francisco Bay Program, Sacramento, CA. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. and A. Weinstein. 2001. Zebra Mussel’s Calcium Threshold and Implications for its Potential Distribution in North America. A report for the California Sea Grant College Program, La Jolla, CA, and the Department of Energy, National Energy Technology Center, Morgantown, WV. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N., H. Berry, C. Mills, D. Milne, K. Britton-Simmons, M. Wonham, D. Secord, J.A. Barkas, B. Bingham, B. Bookheim, J. Byers, J.W. Chapman, J. Cordell, B. Dumbauld, A. Fukuyama, L.H. Harris, A. Kohn, K. Li, T. Mumford, V. Radashevsky, A. Sewell, K. Welch. 2001. Report of the Washington State Exotics Expedition 2000: A Rapid Assessment Survey of Exotic Species in the Shallow Waters of Elliot Bay, Totten and Eld Inlets, and Willapa Bay. Nearshore Habitat Program, Washington State Department of Natural Resources, Olympia, WA.

Cohen, A.N. and A. Weinstein. 2001. The Potential Distribution of Chinese Mitten Crabs (Eriocheir sinensis) in Selected Waters of the Western United States with U.S. Bureau of Reclamation Facilities. U.S. Bureau of Reclamation, Tracy Fish Collection Facilities Studies Vol. 21.

2000
McGann, M., D. Sloan and A.N. Cohen. 2000. Invasion by a Japanese marine microorganism in western North America. Hydrobiologia 421(1-3): 25-30.

Cohen, A.N. 2000. Invasions status and policy on the U. S. west coast. Pages 40-45 in: Proceedings of the First National Conference on Marine Bioinvasions, Jan. 24-27, 1999, Cambridge MA, J. Pederson (ed.), MIT Sea Grant College Program, Cambridge, MA.

Mills, C.E., A.N. Cohen, H.K. Berry, M.J. Wonham, B. Bingham, B. Bookheim, J.T. Carlton, J.W. Chapman, L.H. Harris, T. Klinger, A. Kohn, C. Lambert, G. Lambert, K. Li, D. Secord and J. Toft. 2000. The 1998 Puget Sound Expedition: a rapid assessment survey for nonindigenous species in the shallow waters of Puget Sound. Pages 130-138 in: Proceedings of the First Nationall Conference on Marine Bioinvasions, Jan. 24-27, 1999, Cambridge MA, J. Pederson (ed.), MIT Sea Grant College Program, Cambridge, MA.

Cohen, A.N. and B. Foster. 2000. The regulation of biological pollution: preventing exotic species invasions from ballast water discharged into California coastal waters. Golden Gate University Law Review 30(4): 787-883.

1999
Cohen, A.N. 1999. Exotic organisms. Pages 5-9 to 5-13 in: California’s Emerging Environmental Challenges; Proceedings of a Workshop, June 25-26, 1998, Sacramento, CA, C. Milanes, D. Morry, T. Parker and K. Ricker (eds.), California Environmental Protection Agency/Office of Environmental Health Hazard Assessment, Sacramento, CA.

Cohen, A.N. 1999. Extent and impacts of ballast water invasions. Ballast Exchange (West Coast Ballast Outreach Project) 1: 2-3.

Cohen, A.N. 1999. Briefing Paper on a Monitoring Plan for Nonindigenous Organisms in the San Francisco Bay/Delta Estuary. A report for CALFED and the California Urban Water Agencies. San Francisco Estuary Institute, Richmond, CA.

1998
Cohen, A.N. and J.T. Carlton. 1998. Accelerating invasion rate in a highly invaded estuary. Science 279: 555-558.

Cohen, A.N. and A. Weinstein. 1998. The Potential Distribution and Abundance of Zebra Mussels in California. A report for CALFED and the California Urban Water Agencies. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. and A. Weinstein. 1998. Methods and Data for Analysis of Potential Distribution and Abundance of Zebra Mussels in California. A report for CALFED and the California Urban Water Agencies. San Francisco Estuary Institute, Richmond, CA.

Weinstein, A. and A.N. Cohen. 1998. The potential distribution and abundance of zebra mussels in California. Dreissena! (New York Sea Grant) 9(1): 1-3.

Carlton, J.T. and A.N. Cohen. 1998. Periwinkle’s progress: the Atlantic snail Littorina saxatilis (Mollusca: Gastropoda) establishes a colony on a Pacific shore. Veliger 41(4): 333-338.

Cohen, A.N. 1998. Ships’ Ballast Water and the Introduction of Exotic Organisms into the San Francisco Estuary: Current Status of the Problem and Options for Management. A report for CALFED and the California Urban Water Agencies. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. et al. 1998. Letter to Interior Secretary Bruce Babbit regarding the invasive green seaweed Caulerpa taxifolia (October 19, 1998). Signed by 107 ecologists and exotic species research scientists.

Cohen, A.N. 1998. The exotic species threat to California’s coastal resources. Pages 1418-1426 in: California and the World Ocean ’97, American Society of Civil Engineers, Reston, VA.

Cohen, A.N. 1998. Biological invasions in the San Francisco Estuary. Pages 7-8 in: Marine and Aquatic Nonindigenous Species in California: An Assessment of Current Status and Research Needs, P.G. Olin and J.L. Cassell (eds.). California Sea Grant College System, University of California, La Jolla, CA.

Cohen, A.N., C.E. Mills, H. Berry, M.J. Wonham, B. Bingham, B. Bookheim, J.T. Carlton, J.W. Chapman, J.R. Cordell, L.H. Harris, T. Klinger, A. Kohn, C.C. Lambert, G. Lambert, K. Li, D. Secord and J. Toft. 1998. Report of the Puget Sound Expedition, September 8-16, 1998; A Rapid Assessment Survey of Nonindigenous Species in the Shallow Waters of Puget Sound. Washington State Department of Natural Resources, Olympia, WA and United States Fish and Wildlife Service, Olympia, WA.

Grossinger, R., J. Alexander, A.N. Cohen and J.T. Collins. 1998. Introduced Marsh Plants in the San Francisco Estuary: Regional Distribution and Priorities for Control. A report for CALFED and the California Urban Water Agencies. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. 1998. Monitoring for Non-indigenous Organisms. A report for CMARP, the Comprehensive Monitoring, Assessment and Research Program for the Ecosystem Restoration Program Plan. San Francisco Estuary Institute, Richmond, CA.

Cohen, A.N. 1998. Biological invasions and opportunities for their regulation on the west coast of the United States. Pages 96-99 in: Proceedings of the Eighth International Zebra Mussel and Aquatic Nuisance Species Conference, Mar. 16-19, 1998, Sacramento, CA, J.L. Cassell and P.G. Olin (eds.), California Sea Grant College System, University of California, La Jolla, CA.

Cohen, A.N. 1998. The invasion of the Pacific Coast by the European green crab Carcinus maenas. Pages 173-177 in: Proceedings of the Eighth International Zebra Mussel and Aquatic Nuisance Species Conference, Mar. 16-19, 1998, Sacramento, CA, J.L. Cassell and P.G. Olin (eds.), California Sea Grant College System, University of California, La Jolla, CA.

1997
Cohen, A.N. and J.T. Carlton. 1997. Transoceanic transport mechanisms: the introduction of the Chinese mitten crab, Eriocheir sinensis, to California. Pacific Science 51(1): 1-11.

Cohen, A.N. 1997. Biological invasions in the estuary. Interagency Ecological Program Newsletter 10(2): 22-23.

Cohen, A.N. 1997. Have claw, will travel. Aquatic Nuisance Species Digest 2(2): 1, 16-17.

Cohen, A.N. 1997. The invasion of the estuaries. Pages 6-9 in: Proceedings of the Second International Spartina Conference, Mar. 20-21, 1997, Olympia, WA, K. Patten (ed.), Washington State University/Cooperative Extension, Long Beach, WA.

Cohen, A.N. et al. 1997. Letter to California Governor Pete Wilson, the Secretary of the California Resources Agency Douglas P. Wheeler, and the Director of the California Department of Fish and Game Jacqueline E. Schafer, regarding an African sabellid worm that is a invading parasite of California abalone (August 20, 1997). Signed by 87 marine ecologists and bioinvasions scientists.

Chapman, J., J.T. Carlton and A.N. Cohen. 1997. Nonindigenous Species Survey – San Francisco Bay, California, October 1997. A report for Oregon SeaGrant.

1996
Cohen, A.N. 1996. Biological invasions of the San Francisco Bay and Delta. Pages 16-17 in: Proceedings of the National Forum on Nonindigenous Species Invasions in U.S. Marine and Fresh Waters, U.S. Capitol Building, Washington, DC, Mar. 22, 1996, P. Cicero (ed.).

Robilliard, G. and A.N. Cohen. 1996. Potential Introduction of Nonindigenous Species to Prince William Sound, Alaska Via Discharge of Tanker Ballast Water. A report for British Petroleum Exploration, Anchorage, AK.

1995
Cohen, A. N., J.T. Carlton and M.C. Fountain. 1995. Introduction, dispersal and potential impacts of the green crab Carcinus maenas in San Francisco Bay, California. Marine Biology 122: 225-237.

Cohen, A.N. 1995. Introduced species. Prepared for: California’s Ocean Resources: An Agenda for the Future, California Resources Agency, Sacramento, CA.

Cohen, A.N. and J.T. Carlton. 1995. Intruders in the estuary. Watershed 34(4): 1, 8.

Cohen, A.N. 1995. Chinese mitten crabs in North America. Aquatic Nuisance Species Digest 1(2): 20-21.

Cohen, A.N. and J.T. Carlton. 1995. Nonindigenous Aquatic Species in a United States Estuary: A Case Study of the Biological Invasions of the San Francisco Bay and Delta. United States Fish and Wildlife Service, Washington, DC.