Susan De La Cruz

Wildlife Biologist

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Susan De La Cruz
San Francisco Bay Estuary Field Station
505 Azuar Drive
Vallejo, CA 94592
Phone: (707) 562-2004
Fax: (707) 562-3001
Email: sdelacruz@usgs.gov

Bio

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Journal_Article

2012 Lok EK, Esler D, Takekawa JY, De La Cruz SW and others (2012) Spatiotemporal associations between Pacific herring spawn and surf scoter spring migration: evaluating a ‘silver wave’ hypothesis. Mar Ecol Prog Ser 457:139-150 [Journal_Article]

2011 Cutting, K. A., Hobson, K. A., Rotella, J. J., Warren, J. M., Wainwright-de la Cruz, S. E. and Takekawa, J. Y. (2011), Endogenous contributions to egg protein formation in lesser scaup Aythya affinis. Journal of Avian Biology, 42: 505–513. [Journal_Article]

2011 Lok, E.K., D. Esler, J.Y. Takekawa, S.W. De La Cruz, W.S. Boyd, D. Nysewander, J.R. Evenson, and D.H. Ward. In Press. Spatiotemporal associations between Pacific herring spawn and Surf Scoter spring migration: Evaluating a “silver wave” hypothesis. Marine Ecology Progress Series: [Journal_Article]

2009 Eagles-Smith,C.A., J.T. Ackerman, S.W. De La Cruz, J.Y. Takekawa. 2009. Mercury bioaccumulation and risk to three waterbird foraging guilds is influenced by foraging ecology and breeding stage. Environmental Pollution 157:1993-2002. [Journal_Article]

2009 De La Cruz, S.E.W., J.Y. Takekawa, M.T. Wilson, D.R. Nysewander, J.R. Evenson, D. Esler, W.S. Boyd, and D.H. Ward. 2009. Spring migration routes and chronology of surf scoters (Melanitta perspicillata): a synthesis of Pacific coast studies. Canadian Journal of Zoology 87:1069-1086. [Journal_Article]

2006 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. [Journal_Article]

2002 Takekawa, J.Y., S.E. Wainwright-De La Cruz, R.L. Hothem, and J. Yee. 2002. Relating body condition to inorganic contaminant concentrations of diving ducks wintering in coastal California. Arch. Environ. Contam. Toxicol. 42:60-70. [Journal_Article]

Popular_Publication

2011 Herzog, MP, JT Ackerman, SW De La Cruz, JB Demers, and C Strong. Subtidal. In Pitkin, M, and J Wood (editors), The State of the Birds, San Francisco Bay 2011. PRBO Conservation Science and the San Francisco Bay Joint Venture, pages 16-17. [Popular_Publication]

Technical_Report

2007 Ackerman, J.T., C.A. Eagles-Smith, G.H. Heinz, S.E. Wainwright-De La Cruz, J.Y. Takekawa, T.L. Adelsbach, A.K. Miles, D.J. Hoffman, S.E. Schwarzbach, T.H. Suchanek, and T.C. Maurer. 2007. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation, and ecotoxicological risk to avian reproduction. 2006 Annual Administrative Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA, and U. S. Fish and Wildlife Service, Environmental Contaminants Division, Sacramento, CA, 44 pp. [Technical_Report]

2005 Schwarzbach, SE, TH Suchanek, GH Heinz, JT Ackerman, CA Eagles-Smith, TL Adelsbach, JY Takekawa, AK Miles, DJ Hoffman, SE Wainwright-De La Cruz, SE Spring, MA Ricca, and TC Maurer. 2005. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. 2005 Annual Report, U. S. Geological Survey, Western Ecological Research Center, and U. S. Fish and Wildlife Service, Sacramento Fish and Wildlife Office, 17pp. [Technical_Report]

Presentation

2006 Schwarzbach, S.E., J.T. Ackerman, C.A. Eagles-Smith, J.Y. Takekawa, A.K. Miles, S.E. Wainwright-De La Cruz, T.L. Adelsbach, and T.H. Suchanek. 2006. Mercury legacy to aquatic birds in the San Francisco Estuary: declines from 19th century levels remain insufficient to eliminate mercury risks to some bird species. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11. (talk) [Presentation]

2006 Eagles-Smith, C., J. Ackerman, S. Wainwright-De La Cruz, T. Adelsbach, J.Y. Takekawa, and A.K. Miles. 2006. Mercury concentrations vary among waterbird foraging guilds and locations in San Francisco Bay. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11. [Presentation]

2006 Wainwright-De La Cruz, S.E., C.A. Eagles-Smith, T.L. Adelsbach, J.T. Ackerman, G.H. Heinz, S.E. Schwarzbach, T.H. Suchanek, J.Y. Takekawa, A.K. Miles, D.J. Hoffman, and T.C. Maurer. 2006. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. San Francisco Estuary Institute Third Annual San Francisco Bay Mercury Coordination Meeting, Oakland, California, February 22. (talk) [Presentation]

2006 Takekawa, J.Y., J.T. Ackerman, C.A. Eagles-Smith, S. Wainwright-De La Cruz, T.L. Adelsbach, A.K. Miles, G. Heinz, D. Hoffman, S. Schwarzbach, T. Suchanek, T. Maurer, C. Strong, and N. Warnock. 2006. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. South Bay Science Symposium, San Jose State University, California, June 6. [Presentation]

2005 Eagles-Smith, CA, TL Adelsbach, JT Ackerman, SE Schwarzbach, TH Suchanek, GH Heinz, JY Takekawa, AK Miles, SE Wainwright-De La Cruz, JD Henderson, SE Spring, L Bowen, JD Bluso, SA Demers, M Ricca, C Marn, C Strong, N Warnock, M Wilson, and T Maurer. 2005. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. The 7th Biennial State of the Estuary Conference, Oakland, California, October 4-6. [Presentation]

2005 Schwarzbach, SE, TH Suchanek, GH Heinz, JT Ackerman, CA Eagles-Smith, TL Adelsbach, JY Takekawa, AK Miles, DJ Hoffman, SE Wainwright-De La Cruz, SE Spring, MA Ricca, and TC Maurer. 2005. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1. [Presentation]

Abstract

2001 Wainwright-De La Cruz, S. E., J. Y. Takekawa, A. K. Miles, and J. R. Lovvorn. 2001. Home ranges and foraging depth preferences of scaup in the San Francisco Bay estuary. Wildlife Society 8th Annual Conference. Reno, NV. [Abstract]

Poster_with_Abstract

2003 Contaminant concentrations in diving ducks of the San Francisco Bay estuary. Miles, A.K., Takekawa, J.Y., Wainwright-de la Cruz, S., Lovvorn, J.R. 3rd North American Duck Symposium, Sacramento, CA 2003. Poster Presentation. [Poster_with_Abstract]

2001 Takekawa, J.Y., S.E. Wainwright-De La Cruz, R.L. Hothem, and J. Yee. 2001. Relating body condition and contaminant burdens of diving ducks wintering in coastal California. Eighth Annual Conference of The Wildlife Society, September 25-29, 2001, Reno, NV. [Poster_with_Abstract]

Book_Chapter

2011 Takekawa, JY, SW De La Cruz, MT Wilson, EC Palm, J Yee, DR Nysewander, JR Evenson, JM Eadie, D Esler, WS Boyd, DH Ward. 2011. Breeding distribution and ecology of Pacific Coast surf scoters. In: Well, JV (ed.). 2012. Boreal birds of North America: a hemispheric view of their conservation links and significance. Berkeley, CA: University of California Press. 160p. [Book_Chapter]

Projects

Migration of Lesser Scaup Breeding in Montana:Routes and Destinations

Migration of Surf Scoters Along the Pacific Coast - Spring Migration 2006

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