Josh T. Ackerman

USGS Davis Field Station
1 Shields Ave., University of California
Davis, CA 95616-5224
Phone: (530) 752-0485
Fax: (530) 752-9680
Email: jackerman@usgs.gov

• Avian Ecology
• Behavioral ecology of vertebrates
• Bird capture and handling
• Community ecology
• Conservation biology
• Contaminants
• Ecotoxicology
• Migratory bird biology
• Ornithology
• Telemetry (radio and/or satellite)
• Waterfowl Ecology
• Wetland ecology
• Wildlife Biology

• Ph.D., Ecology, University of California, Davis 2002
• B.S. (High Honors), Wildlife, Fish, and Conservation Biology, University of California, Davis 1997

• Research Wildlife Biologist, U. S. Geological Survey, Western Ecological Research Center, October 2006 - present
• Wildlife Biologist, U. S. Geological Survey, Western Ecological Research Center, February 2004 - September 2006
• Post-Doctoral Researcher, University of California, Davis, John Muir Institute of the Environment, January 2003 - February 2004
• Post-Doctoral Researcher, University of California, Davis, Dept. of Wildlife, Fish, and Conservation Biology, August 2002 - January 2003
• Doctoral Research, University of California, Davis, Dept. of Wildlife, Fish, and Conservation Biology, September 1997 - July 2002

• Ackerman, JT, and CA Eagles-Smith. 2009. Integrating toxicity risk in bird eggs and chicks: using chick down feathers to estimate mercury concentrations in eggs. Environmental Science and Technology 43:2166-2172.[Journal Article]
• Ackerman, JT, and CA Eagles-Smith. 2009. Selenium bioaccumulation and body condition in shorebirds and terns breeding in San Francisco Bay, California, USA. Environmental Toxicology and Chemistry 28:2134-2141.[Journal Article]
• Ackerman, JT, CA Eagles-Smith, JY Takekawa, J Bluso-Demers, D Tsao, and D Le Fer. 2009. California gull movements in relation to nesting waterbirds and landfills: implications for the South Bay Salt Pond Restoration Project. Administrative Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA; 64 pp. [Technical Report]
• Ackerman, JT, J Kwolek, R Eddings, D Loughman, and J Messerli. 2009. Evaluating upland habitat management at the Grizzly Island Wildlife Area: effects on dabbling duck nest density and nest success, year 1 baseline report. Administrative Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA and California Waterfowl Association, Sacramento, CA; 26 pp.[Technical Report]
• Ackerman, JT, JD Bluso, and JY Takekawa. 2009. Postfledging Forster’s tern movements, habitat selection, and colony attendance in San Francisco Bay. Condor 111:100-110.[Journal Article]
• Ackerman, JT. 2009. Integrating toxicity risk in bird eggs and chicks. March 2009. USGS Publication Brief for Resource Managers.[Publication Brief]
• Ackerman, JT. 2009. Postfledging Forster’s tern colony attendance and habitat selection and in San Francisco Bay. March 2009. USGS Publication Brief for Resource Managers. [Publication Brief]
• Ackerman, JT. 2009. Survival of postfledging Forster’s terns in San Francisco Bay. March 2009. USGS Publication Brief for Resource Managers. [Publication Brief]
• Eagles-Smith, CA, and JT Ackerman. 2009. Mercury-selenium effects on reproductive success of Forster’s terns in San Francisco Bay. Annual Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA; 26 pp.[Technical Report]
• Eagles-Smith, CA, JT Ackerman, J Yee, and TL Adelsbach. 2009. Mercury demethylation in livers of four waterbird species: evidence for dose-response thresholds with liver total mercury. Environmental Toxicology and Chemistry 28:568-577.[Journal Article]
• 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]
• Ringelman, KM, JT Ackerman, JM Eadie, and J Kwolek. 2009. Duck nest monitoring at Grizzly Island Wildlife Area: 2009 report. Administrative Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA and California Waterfowl Association, Sacramento, CA; 14 pp.[Administrative Report]
• Stebbins, KR, JD Klimstra, CA Eagles-Smith, JT Ackerman, and GH Heinz. 2009. A non-lethal micro-sampling technique to monitor the effects of mercury on wild bird eggs. Environmental Toxicology and Chemistry 28:465-470.[Journal Article]
• Ackerman, JT, and CA Eagles-Smith. 2008. A dual life-stage approach to monitoring the effects of mercury concentrations on the reproductive success of Forster’s Terns in San Francisco Bay. Administrative Report, U. S. Geological Survey, Western Ecological Research Center, Davis, CA 47 pp.[Technical Report]
• Ackerman, JT, CA Eagles-Smith, JY Takekawa, and SA Iverson. 2008. Survival of postfledging Forster’s terns in relation to mercury exposure in San Francisco Bay. Ecotoxicology 17:789-801.[Journal Article]
• Ackerman, JT, CA Eagles-Smith, JY Takekawa, JD Bluso, and TL Adelsbach. 2008. Mercury concentrations in blood and feathers of pre-breeding Forster’s terns in relation to space use of San Francisco Bay habitats. Environmental Toxicology and Chemistry 27:897-908.[Journal Article]
• Ackerman, JT, JY Takekawa, CA Eagles-Smith, and SA Iverson. 2008. Mercury contamination and effects on survival of American avocet and black-necked stilt chicks in San Francisco Bay. Ecotoxicology 17:103-116.[Journal Article]
• Ackerman, JT, JY Takekawa, JD Bluso, JL Yee, and CA Eagles-Smith. 2008. Gender identification of Caspian terns using external morphology and discriminant function analysis. Wilson Journal of Field Ornithology 120:378-383.[Journal Article]
• Athearn, N. D., J. Y. Takekawa, J. T. Ackerman, C. A. Eagles-Smith, A.K. Miles, and S. E. Schwarzbach. Monitoring regional-scale wetland restoration success in an area of legacy mercury contamination: restoring salt ponds in south San Francisco Bay. Abstract, SETAC, Tampa, FL, 16-20 November 2008.[Presentation with Abstract]
• Bluso-Demers, JD, MA Colwell, JY Takekawa, and JT Ackerman. 2008. Space use by Forster’s terns breeding in South San Francisco Bay. Waterbirds 31:357-364.[Journal Article]
• Demers, SA, MA Colwell, JY Takekawa, and JT Ackerman. 2008. Breeding stage influences space use of female American avocets in San Francisco Bay, California. Waterbirds 31:365-371.[Journal Article]
• Demers, Scott A., Mark A. Colwell, John Y. Takekawa and Joshua T. Ackerman. 2008. Breeding Stage Influences Space Use of Female American Avocetsin San Francisco Bay, California. Waterbirds 31(3): 365-371.[Journal Article]
• Eagles-Smith, CA, and JT Ackerman. 2008. Mercury bioaccumulation and effects on birds in San Francisco Bay. Pages 56-64, In: San Francisco Estuary Institute. 2008. The Pulse of the Estuary: Monitoring and Managing Water Quality in the San Francisco Estuary. SFEI Contribution 559. San Francisco Estuary Institute, Oakland, CA.[Popular Publication]
• Eagles-Smith, CA, and JT Ackerman. 2008. Mercury bioaccumulation in San Francisco Bay waterbirds. NorCal SETAC News (Newsletter of the Northern California Regional Chapter of the Society of Environmental Toxicology and Chemistry) Spring 2007:10.[Popular Publication]
• Eagles-Smith, CA, JT Ackerman, TL Adelsbach, JY Takekawa, AK Miles, RA Keister. 2008. Mercury correlations among six tissues for four waterbird species breeding in San Francisco Bay, California, USA. Environmental Toxicology and Chemistry 27:2136-2153.[Journal Article]
• Iverson, SA, JY Takekawa, S Schwarzbach, CJ Cardona, N Warnock, MA Bishop, GA Schirato, S Paroulek, JT Ackerman, H Ip, and WM Boyce. 2008. Low prevalence of avian influenza virus in shorebirds on the Pacific Coast of North America. Waterbirds 31:602-610.[Journal Article]
• Mercury Contamination and Effects on Avocet and Stilt Chick Survival (March 2008)[Publication Brief]
• Mercury in Forster’s Terns in Relation to Space Use of San Francisco Bay Habitats (March 2008)[Publication Brief]
• Ackerman, JT, and CA Eagles-Smith. 2007. Mercury contamination in waterbirds breeding in San Francisco Bay. Tideline 27(2): 1–3.[Popular Publication]
• Ackerman, JT, CA Eagles-Smith, GH Heinz, SE Wainwright-De La Cruz, JY Takekawa, TL Adelsbach, AK Miles, DJ Hoffman, SE Schwarzbach, TH Suchanek, and TC 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]
• Ackerman, JT, CA Eagles-Smith, JY Takekawa, SA Demers, TL Adelsbach, JD Bluso, AK Miles, N Warnock, TH Suchanek, and SE Schwarzbach. 2007. Mercury concentrations and space use of pre-breeding American avocets and black-necked stilts in San Francisco Bay. Science of the Total Environment 384: 452-466.[Journal Article]
• Eagles-Smith, CA, and JT Ackerman. 2007. Mercury may pose substantial risks to breeding birds in San Francisco Bay. pp 37, In: San Francisco Estuary Institute. 2007. The Pulse of the Estuary: Monitoring and Managing Water Quality in the San Francisco Estuary. SFEI Contribution 532. San Francisco Estuary Institute, Oakland, CA.[Popular Publication]
• Eagles-Smith, CA, and JT Ackerman. 2007. Mercury poses risks to waterbirds in San Francisco Bay. Regional Monitoring Program Update, December 2007:1-4.[Popular Publication]
• Mason, JW, GJ McChesney, WR McIver, HR Carter, JY Takekawa, RT Golightly, JT Ackerman, DL Orthmeyer, WM Perry, JL Yee, MO Pierson, and MD McCrary. 2007. At-sea distribution and abundance of seabirds off southern California: a 20-year comparison. Studies in Avian Biology 33: 1-101.[Journal Article]
• Mercury in American Avocets and Black-necked Stilts Breeding in San Francisco Bay (September 2007)[Publication Brief]
• Ackerman J., J.Y. Takekawa, C. Eagles-Smith, C. Marn, and T. Adelsbach. 2006. Survival of American avocet and black-necked stilt chicks in relation to mercury contamination in San Francisco Bay. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Abstract]
• Ackerman, J. T., Central Valley Habitat Changes Affect Space Use by White-fronted Geese (September 2006)[Publication Brief]
• Ackerman, J. T., Hunting Vulnerability of Dabbling Ducks to Spinning-wing Decoys Varies among Species and Locations (July 2006)[Publication Brief]
• Ackerman, J. T., J. Y. Takekawa, C. Strong, N. Athearn, and A. Rex. 2006. California Gull distribution, abundance, and predation on waterbird eggs and chicks in South San Francisco Bay. Final Report, U. S. Geological Survey, Western Ecological Research Center, Davis and Vallejo, CA 61 pp.[Technical Report]
• Ackerman, J. T., Life History Predicts Risk-taking Behavior of Ducks (August 2006)[Publication Brief]
• Ackerman, J., J. Y. Takekawa, D. L. Orthmeyer, J. P. Fleskes, J. L Yee, and K. L. Kruse. 2006. Spatial use by wintering greater white-fronted geese relative to a decade of habitat change in California's Central Valley. Journal of Wildlife Management 70(4):965-976.[Journal Article]
• Ackerman, JT, and CA Eagles-Smith. 2006. A collaborative project to study mercury levels in San Francisco Bay Waterbirds. Bay Bird Review, Winter: 4-5.[Popular Publication]
• Ackerman, JT, CA Eagles-Smith, and TL Adelsbach. 2006. Mercury accumulation in Black-necked Stilt chicks in San Francisco Bay. Fish and Wildlife Service Environmental Contaminants Program National Meeting, Colorado Springs, Colorado, July 31-August 4.[Poster]
• Ackerman, JT, CA Eagles-Smith, and TL Adelsbach. 2006. Mercury accumulation in Black-necked Stilt chicks in San Francisco Bay. South Bay Science Symposium, San Jose State University, California, June 6.[Poster with Abstract]
• Ackerman, JT, CA Eagles-Smith, and TL Adelsbach. 2006. Rapid accumulation of mercury in black-necked stilt chicks growing in San Francisco Bay. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Ackerman, JT, CA Eagles-Smith, JY Takekawa, and AK Miles. 2006. Mercury in birds of the San Francisco Bay-Delta: trophic pathways, bioaccumulation and ecotoxicological risk to avian reproduction. Don Edwards San Francisco Bay National Wildlife Refuge, Newark, California, January 23. (talk)[Presentation with Abstract]
• Ackerman, JT, CA Eagles-Smith, TL Adelsbach, and JL Yee. 2006. Are growth rates of Forster's Tern chicks influenced by mercury in San Francisco Bay? Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Ackerman, JT, CA Eagles-Smith, TL Adelsbach, and JL Yee. 2006. Mercury levels and growth rates of Forster's Tern chicks in San Francisco Bay. Fish and Wildlife Service Environmental Contaminants Program National Meeting, Colorado Springs, Colorado, July 31-August 4.[Poster]
• Ackerman, JT, CA Eagles-Smith, TL Adelsbach, and JL Yee. 2006. Mercury levels and growth rates of Forster's Tern chicks in San Francisco Bay. South Bay Science Symposium, San Jose State University, California, June 6.[Poster with Abstract]
• Ackerman, JT, JM Eadie, and TG Moore. 2006. Does life history predict risk-taking behavior of wintering dabbling ducks? Condor 108: 530-546.[Journal Article]
• Ackerman, JT, JM Eadie, ML Szymanski, JH Caswell, MP Vrtiska, AH Raedeke, JM Checkett, AD Afton, TG Moore, FD Caswell, RA Walters, DD Humburg, and JL Yee. 2006. Effectiveness of spinning-wing decoys varies among dabbling duck species and locations. Fourth North American Dusk Symposium, Bismarck, North Dakota, August 23-26.[Poster with Abstract]
• Ackerman, JT, JM Eadie, ML Szymanski, JH Caswell, MP Vrtiska, AH Raedeke, JM Checkett, AD Afton, TG Moore, FD Caswell, RA Walters, DD Humburg, and JL Yee. 2006. Effectiveness of spinning-wing decoys varies among dabbling duck species and locations. Journal of Wildlife Management 70(3):799-804.[Journal Article]
• Ackerman, JT, JM Eadie, SL Oldenburger, GS Yarris, DL Loughman, and MR McLandress. 2006. Age related reproductive success of mallards in California. Fourth North American Dusk Symposium, Bismarck, North Dakota, August 23-26.[Poster with Abstract]
• Ackerman, JT, JY Takekawa, S Wainwright-De La Cruz, AK Miles, JR Lovvorn, JL Yee, and D Tsao-Melcer. 2006. Diet of San Francisco Bay diving ducks after invasion by the Asian clam. Fourth North American Dusk Symposium, Bismarck, North Dakota, August 23-26.[Poster with Abstract]
• Ackerman, JT. 2006. Gull Predation on Shorebird and Tern Nests and Chicks in the South San Francisco Bay Salt Ponds. South Bay Science Symposium, San Jose State University, California, June 6.[Presentation with Abstract]
• Ackerman, JT. 2006. Hunting vulnerability of dabbling ducks to spinning-wing decoys varies among species and locations. July 2006. USGS Publication Brief for Resource Managers.[Publication Brief]
• Adelsbach, TL, CA Eagles-Smith, JT Ackerman, and SE Schwarzbach. 2006. Terns as indicators of mercury and other priority pollutant exposure in San Francisco Bay. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Bluso, JB, M Colwell, JY Takekawa, and JT Ackerman. 2006. Space Use of Foraging Forster's terns (Sterna forsteri) in South San Francisco Bay, California. The Wildlife Society, Western Section, Sacramento, California, February 8-10. (talk)[Presentation]
• Bluso, JD, JT Ackerman, JY Takekawa, and JL Yee. 2006. Using morphological measurements to sex Forster’s terns. Waterbirds, 29(4): 511-516.[Journal Article]
• Bluso, JD, MA Colwell, JY Takekawa, and JT Ackerman. 2006. Space use of foraging Forster's terns in South San Francisco Bay, California. South Bay Science Symposium, San Jose State University, California, June 6.[Poster]
• Demers, SA, M Colwell, JY Takekawa, and JT Ackerman. 2006. Space use and habitat selection of American avocets (Recurvirostra americana) in the South San Francisco Bay, California. Shorebird Science in the Western Hemisphere, Boulder, Colorado, February 22-March 2. (poster)[Poster]
• Demers, SA, M Colwell, JY Takekawa, and JT Ackerman. 2006. Space use and habitat selection of American avocets (Recurvirostra americana) in the South San Francisco Bay, California. South Bay Science Symposium, San Jose State University, California, June 6.[Poster]
• Demers, SA, M Colwell, JY Takekawa, and JT Ackerman. 2006. Space use and habitat selection of American avocets (Recurvirostra americana) in the South San Francisco Bay, California. The Wildlife Society, Western Section, Sacramento, California, February 8-10. (poster)[Poster]
• 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.[Abstract]
• Eagles-Smith, CA, JT Ackerman, and TL Adelsbach. 2006. Mercury concentrations in prebreeding and breeding Forster's Terns. Fish and Wildlife Service Environmental Contaminants Program National Meeting, Colorado Springs, Colorado, July 31-August 4.[Poster]
• Eagles-Smith, CA, JT Ackerman, and TL Adelsbach. 2006. Mercury concentrations in prebreeding and breeding Forster's Terns. South Bay Science Symposium, San Jose State University, California, June 6. (poster)[Poster]
• Eagles-Smith, CA, JT Ackerman, and TL Adelsbach. 2006. Mercury correlations among 6 tissues in 4 species of waterbirds vary by season and taxa. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Eagles-Smith, CA, JT Ackerman, and TL Adelsbach. 2006. Mercury dynamics in waterbirds: influence of reproductive status and sex. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Eagles-Smith, CA, JT Ackerman, S Wainwright-De La Cruz, TL Adelsbach, JY Takekawa, and AK Miles. 2006. Mercury concentrations differ among five species of waterbirds in San Francisco Bay. Fish and Wildlife Service Environmental Contaminants Program National Meeting, Colorado Springs, Colorado, July 31-August 4.[Poster]
• Eagles-Smith, CA, JT Ackerman, S Wainwright-De La Cruz, TL Adelsbach, JY Takekawa, and AK Miles. 2006. Mercury concentrations differ among five species of waterbirds in San Francisco Bay. South Bay Science Symposium, San Jose State University, California, June 6.[Poster]
• Eagles-Smith, CA, JT Ackerman, TL Adelsbach, JY Takekawa, and CM Marn. 2006. Mercury concentrations in chicks versus adult avocet and stilts: spatially explicit bioaccumulation inferred via radio telemetry. Eighth International Conference on Mercury as a Global Pollutant, Madison, Wisconsin, August 6-11.[Poster with Abstract]
• Oldenburger, SL, MR O'Farrell, JM Eadie, JT Ackerman, GS Yarris, and MP Herzog. 2006. A demographic model for mallards in California: using sensitivity analyses to inform management. Fourth North American Dusk Symposium, Bismarck, North Dakota, August 23-26.[Presentation with Abstract]
• Schwarzbach, SE, JT Ackerman, CA Eagles-Smith, JY Takekawa, AK Miles, SE Wainwright-De La Cruz, TL Adelsbach, and TH 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 with Abstract]
• Takekawa, JY, JT Ackerman, CA Eagles-Smith, S Wainwright-De La Cruz, TL Adelsbach, AK 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]
• Wainwright-De La Cruz, SE, CA Eagles-Smith, TL Adelsbach, JT Ackerman, GH Heinz, SE Schwarzbach, TH Suchanek, JY Takekawa, AK Miles, DJ Hoffman, and TC 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]
• Ackerman, J. T., Effects of Radio Transmitters on the Reproductive Performance of Cassin’s Auklets (March 2005) [Publication Brief]
• Ackerman, JT, and JY Takekawa. 2005. Impacts of gulls: predation on shorebird and tern nests and chicks. South Bay Salt Pond Restoration Project, Bird Workshop 3: Invasive and Nuisance Species, Don Edwards San Francisco Bay National Wildlife Refuge, California, November 18.[Presentation]
• Ackerman, JT, CM Marn, and JY Takekawa. 2005. Life and death on a salt pond: avocets and stilts survive amidst mercury pollution and invasive gulls. Tideline, Winter 2005, Vol. 25, No. 4: 1-3.[Popular Publication]
• Ackerman, JT, JY Takekawa, and C Marn. 2005. Survival of American avocet and black-necked stilt chicks in the South San Francisco Bay: variable risks of gull predation. The 7th Biennial State of the Estuary Conference, Oakland, California, October 4-6.[Poster with Abstract]
• Ackerman, JT, JY Takekawa, DL Orthmeyer, JP Fleskes, JL Yee, and KL Kruse. 2005. Response of greater white-fronted geese to the Central Valley Joint Venture: changes in wintering ecology over a decade. 11th North American Arctic Goose Conference and Workshop, Reno, Nevada, January 5–8.[Poster]
• Ackerman, JT, JY Takekawa, JP Fleskes, and DL Orthmeyer. 2005. Decade of change: a tracking study shows how white-fronted geese responded to recent habitat changes in the Central Valley. California Waterfowl, April/May 2005: 16–17 & 58.[Popular Publication]
• Ackerman, JT, JY Takekawa, JP Fleskes, and DL Orthmeyer. 2005. White-fronted geese respond well to Joint Venture's habitat improvements. Valley Ventures, Spring 2005: 10-13.[Popular Publication]
• Ackerman, JT, JY Takekawa, KL Kruse, DL Orthmeyer, JL Yee, CR Ely, DH Ward, KS Bollinger, and DM Mulcahy. 2005. Heart rates of tule greater white-fronted geese in response to human disturbance using radio telemetry. 11th North American Arctic Goose Conference and Workshop, Reno, Nevada, January 5–8.[Poster]
• Ackerman, JT, TL Adelsbach, and CA Eagles-Smith. 2005. Growth rates of Forster's tern chicks at four nesting colonies in the San Francisco Bay. The 7th Biennial State of the Estuary Conference, Oakland, California, October 4-6.[Poster with Abstract]
• Ackerman, JT, TL Adelsbach, CA Eagles-Smith, and JL Yee. 2005. Mercury influence on growth rates of Forster's tern chicks in San Francisco Bay. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1.[Poster]
• Ackerman, JT. 2005. Effects of radio transmitters on the reproductive performance of Cassin’s auklets. March 2005. USGS Publication Brief for Resource Managers.[Publication Brief]
• Blackmer, AL, RA Mauck, JT Ackerman, CE Huntington, GA Nevitt, and JB Williams. 2005. Exploring individual quality: basal metabolic rate and reproductive performance in Leach's storm-petrels. Behavioral Ecology 16: 906-913.[Journal Article]
• Bluso, JB, M Colwell, JY Takekawa, and JT Ackerman. 2005. Foraging areas of Forster's terns at three colony sites in San Francisco Bay. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1.[Poster]
• Bluso, JB, M Colwell, JY Takekawa, and JT Ackerman. 2005. Space use of foraging Forster's terns (Sterna forsteri) in South San Francisco Bay, California. The 7th Biennial State of the Estuary Conference, Oakland, California, October 4-6.[Poster with Abstract]
• Demers, SA, M Colwell, JY Takekawa, and JT Ackerman. 2005. Foraging patterns of American avocets in San Francisco Bay. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1.[Poster]
• Demers, SA, M Colwell, JY Takekawa, and JT Ackerman. 2005. Space use of breeding female American avocets in the San Francisco Bay Estuary. The 7th Biennial State of the Estuary Conference, Oakland, California, October 4-6.[Poster with Abstract]
• Eagles-Smith, CA, JT Ackerman, and TL Adelsbach. 2005. Mercury dynamics in Forster's terns: influence of reproductive status and sex. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1.[Poster]
• Eagles-Smith, CA, JT Ackerman, S De la Cruz, TL Adelsbach, JY Takekawa, AK Miles, and R Keister. 2005. Mercury concentrations vary among waterbird foraging guilds and locations in San Francisco Bay. CALFED review panel and California Bay-Delta Authority, Sacramento, California, November 29-December 1[Poster]
• 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.[Poster with Abstract]
• 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]
• 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]
• Schwemm, CA, JT Ackerman, PL Martin, and W Perry. 2005. Nest occupancy and hatching success of Xantus’s murrelets (Synthliboramphus hypoleucus) breeding on Santa Barbara Island, California during a twenty-year period. Pages 385–394 in D. K. Garcelon and C. A. Schwemm (eds.), Proceedings of the Sixth California Islands Symposium, National Park Service Technical Publication CHIS-05-01, Institute for Wildlife Studies, Arcata, California.[Proceedings]
• Takekawa, JY, JL Yee, and JT Ackerman. 2005. Estimating identification error for similar subspecies: distinguishing tule greater white-fronted geese in the Pacific flyway. 11th North American Arctic Goose Conference and Workshop, Reno, Nevada, January 5–8.[Poster]
• Ackerman, J. T., Cardiac Response of Free-living Tule Greater White-fronted Geese to Human Disturbance (October 2004)[Publication Brief]
• Ackerman, JT, AL Blackmer, and JM Eadie. 2004. Is predation on waterfowl nests density dependent? Tests at three spatial scales. Oikos 107(1): 128-140.[Journal Article]
• Ackerman, JT, J Adams, JY Takekawa, HR Carter, DL Whitworth, SH Newman, RT Golightly, and DL Orthmeyer. 2004. Effects of radio transmitters on the reproductive performance of Cassin’s auklets. Wildlife Society Bulletin 32(4): 1229-1241.[Journal Article]
• Ackerman, JT, J Adams, JY Takekawa, HR Carter, DL Whitworth, SH Newman, RT Golightly, and DL Orthmeyer. 2004. Radio transmitter effects on breeding Cassin’s auklets at the California Channel Islands. Pacific Seabird Group, 31st Annual Meeting, La Paz, Mexico, January 21–25.[Poster]
• Ackerman, JT, J Adams, JY Takekawa, HR Carter, DL Whitworth, SH Newman, RT Golightly, and DL Orthmeyer. 2004. Radio transmitter effects on Cassin’s Auklets breeding on the California Channel Islands. Pages 279–303 in Takekawa, JY, HR Carter, DL Orthmeyer, RT Golightly, JT Ackerman, GJ McChesney, JW Mason, J Adams, WR McIver, MO Pierson, and CD Hamilton. 2004. At-sea distribution and abundance of seabirds and marine mammals in the Southern California Bight: 1999–2003. Unpublished summary report, U.S. Geological Survey, Western Ecological Research Center, Vallejo, CA; and Humboldt State University, Department of Wildlife, Arcata, CA 309 pp.[Technical Report]
• Ackerman, JT, JW Mason, and JY Takekawa. 2004. Seabirds off Southern California–surveys reveal patterns in abundance and distribution. Sound Waves, November 2004, Vol. FY 2005, No. 67: 6–7.[Popular Publication]
• Ackerman, JT, JY Takekawa, KL Kruse, DL Orthmeyer, JL Yee, CR Ely, DH Ward, KS Bollinger, and DM Mulcahy. 2004. Using radiotelemetry to monitor cardiac response of free-living tule greater white-fronted geese (Anser albifrons elgasi) to human disturbance. Wilson Bulletin 116(2): 146–151.[Journal Article]
• Ackerman, JT. 2004. Cardiac response of free-living tule greater white-fronted geese to human disturbance. October 2004. USGS Publication Brief for Resource Managers.[Publication Brief]
• Ackerman, JT. 2004. Wintering and breeding waterfowl in Suisun Marsh. Making Science Work for Suisun Marsh Workshop, San Francisco Bay-Delta Science Consortium and California Bay-Delta Authority, Sacramento, California, March 1-2.[Presentation]
• Blackmer, AL, JT Ackerman, and GA Nevitt. 2004. Effects of investigator disturbance on hatching success and nest-site fidelity in a long-lived seabird, Leach’s storm-petrel. Biological Conservation 116(1): 141–148.[Journal Article]
• Eadie, JM, TG Moore, and JT Ackerman. 2004. Evaluation of spinning-wing decoys in California. Wetland Management Workshop. Colusa National Wildlife Refuge, California, May 14.[Presentation]
• Mason, JW, GJ McChesney, WR McIver, HR Carter, JY Takekawa, RT Golightly, JT Ackerman, DL Orthmeyer, WM Perry, JL Yee, MO Pierson, and MD McCrary. 2004. At-sea aerial surveys of seabirds in the Southern California Bight: 1999–2002. Pages 11–109 in Takekawa, JY, HR Carter, DL Orthmeyer, RT Golightly, JT Ackerman, GJ McChesney, JW Mason, J Adams, WR McIver, MO Pierson, and CD Hamilton. 2004. At-sea distribution and abundance of seabirds and marine mammals in the Southern California Bight: 1999–2003. Unpublished summary report, U. S. Geological Survey, Western Ecological Research Center, Vallejo, CA; and Humboldt State University, Department of Wildlife, Arcata, CA 309 pp.[Technical Report]
• Mason, JW, GJ McChesney, WR McIver, HR Carter, JY Takekawa, RT Golightly, JT Ackerman, DL Orthmeyer, WM Perry, JL Yee, MO Pierson, and MD McCrary. 2004. Distribution and abundance of seabirds off southern California: a twenty-year comparison. Pacific Seabird Group, 31st Annual Meeting, La Paz, Mexico, January 21–25.[Poster]
• Takekawa, JY, HR Carter, DL Orthmeyer, RT Golightly, JT Ackerman, GJ McChesney, JW Mason, J Adams, WR McIver, MO Pierson, and CD Hamilton. 2004. At-Sea Distribution and Abundance of Seabirds and Marine Mammals in the Southern California Bight: 1999–2003. Unpublished summary report, U.S. Geological Survey, Western Ecological Research Center, Vallejo, CA; and Humboldt State University, Department of Wildlife, Arcata, CA 309 pp.[Technical Report]
• Ackerman, JT and JM Eadie. 2003. Current versus future reproduction: an experimental test of parental investment decisions using nest desertion by mallards (Anas platyrhynchos). Behavioral Ecology and Sociobiology 54(3): 264–273.[Journal Article]
• Ackerman, JT and JM Eadie. 2003. Snatching victory from the jaws of defeat: some nests robbed by predators still produce ducklings. California Waterfowl, April/May 2003: 8–9.[Popular Publication]
• Ackerman, JT, AL Blackmer, and JM Eadie. 2003. Is predation on duck nests density dependent? Tests at three spatial scales. 3rd North American Duck Symposium. Sacramento, California, November 5–8.[Poster]
• Ackerman, JT, J Adams, JY Takekawa, HR Carter, DL Whitworth, SH Newman, RT Golightly, and DL Orthmeyer. 2003. Effects of radio transmitters on breeding Cassin’s auklets. Minerals Management Service, Camarillo, California, September 9.[Presentation]
• Ackerman, JT, JM Eadie, and TG Moore. 2003. Life-history predicts risk-taking behavior of dabbling ducks: an experiment using hunter predation and spinning-wing decoys. 3rd North American Duck Symposium. Sacramento, California, November 5–8.[Presentation]
• Ackerman, JT, JM Eadie, DL Loughman, GS Yarris, and MR McLandress. 2003. The influence of partial clutch depredation on duckling production. Journal of Wildlife Management 67(3): 576–587.[Journal Article]
• Ackerman, JT, JM Eadie, GS Yarris, DL Loughman, and MR McLandress. 2003. Cues for investment: nest desertion in response to partial clutch depredation in dabbling ducks. Animal Behaviour 66(5): 871–883.[Journal Article]
• Adams, J, JW Mason, GJ McChesney, WR McIver, HR Carter, RT Golightly, DL Orthmeyer, JY Takekawa, JT Ackerman, W Perry, and JL Yee. 2003. Integrating seabird use and ocean features: an example with Cassin’s auklets. Minerals Management Service, Camarillo, California, September 9.[Presentation]
• Eadie, JM, JT Ackerman, and M Deering. 2003. Ducks, death, and decision rules. Invited talk, The Winter Animal Behavior Conference, 25th Annual. Jackson Hole, Wyoming, January 18–25.[Presentation]
• Eadie, JM, JT Ackerman, and M Deering. 2003. Ducks, death, and decision rules: further attempts to link behavioral ecology and waterfowl conservation and management. Invited talk, Dept. of Biological Sciences, Simon Fraser University, British Columbia, Canada, April 8.[Presentation]
• Eadie, JM, TG Moore, and JT Ackerman. 2003. Experimental evaluation of the effect of spinning-wing decoys on hunting success and waterfowl response in California. 3rd North American Duck Symposium. Sacramento, California, November 5–8.[Poster]
• Martin, PL, CA Schwemm, W Perry, and JT Ackerman. 2003. Nest occupancy and hatching success of Xantus’s murrelets breeding on Santa Barbara Island, California during a twenty-year period. Sixth California Islands Symposium, Ventura, California, December 1–3.[Presentation]
• Mason, JW, GJ McChesney, WR McIver, HR Carter, RT Golightly, DL Orthmeyer, JY Takekawa, JT Ackerman, W Perry, JL Yee, MO Pierson, and MD McCrary. 2003. Distribution, abundance, and colony counts of seabirds off Southern California. Minerals Management Service, Camarillo, California, September 9.[Presentation]
• Ackerman, JT, JM Eadie, DL Loughman, GS Yarris, and MR McLandress. 2002. The influence of partial clutch depredation on duck nest success. The Wildlife Society’s 9th Annual Conference. Bismarck, North Dakota, September 24–28.[Presentation]
• Ackerman, JT. 2002. From individuals to populations: the direct and indirect effects of predation on waterfowl nest success. College of Natural Resources, University of Wisconsin, Stevens Point, October 31.[Presentation]
• Ackerman, JT. 2002. From individuals to populations: the direct and indirect effects of predation on waterfowl nest success. Ph.D. Dissertation, University of California, Davis. 182 pp.[Thesis/Dissertation]
• Ackerman, JT. 2002. Of mice and mallards: positive indirect effects of coexisting prey on waterfowl nest success. Oikos 99(3): 469–480.[Journal Article]
• Ackerman, JT. 2002. Resource selection in animals. College of Natural Resources, University of Wisconsin, Stevens Point, October 31.[Presentation]
• Ackerman, JT. 2001. A summary of factors influencing nest success and duckling production in California. Adaptive Harvest Management Working Group Meeting. Suisun Marsh, California, April 10–13.[Presentation]
• Ackerman, JT. 2001. Factors influencing waterfowl nest success: rodent abundance, nesting density, and partial depredation. Delta Waterfowl Foundation Student Symposium. Portage la Prairie, Manitoba, Canada, July 6–7.[Presentation]
• Ackerman, JT. 2001. Nest predation: perspectives from multiple levels of organization. Wildlife, Fish, and Conservation Biology Seminar Series. University of California, Davis, October 18.[Presentation]
• Ackerman, JT and JM Eadie. 2000. The influence of partial clutch depredation on the parental investment decisions of nesting mallards. 2nd North American Duck Symposium. Saskatoon, Saskatchewan, Canada, October 11–15.[Poster]
• Ackerman, JT, MC Kondratieff, SA Matern, and JJ Cech, Jr. 2000. Tidal influence on spatial dynamics of leopard sharks, Triakis semifasciata, in Tomales Bay, California. Environmental Biology of Fishes 58(1): 33–43.[Journal Article]
• Ackerman, JT. 2000. Of mice and mallards: the indirect effects of coexisting prey on waterfowl nest success. 2nd North American Duck Symposium. Saskatoon, Saskatchewan, Canada, October 11–15.[Presentation]
• Ackerman, JT. 2000. Positive indirect effects of rodents on waterfowl nest success. Raveling Waterfowl Professorship Symposium. University of California, Davis, October 14.[Presentation]
• Blackmer, AL, CE Huntington, JT Ackerman, and GA Nevitt. 2000. The link between pair bond duration, parental coordination, and reproductive success in Leach's storm-petrels (Oceanodroma leucorhoa). Marine Ornithology 28(2): 127.[Poster with Abstract]
• Eadie, JM, TG Moore, and JT Ackerman. 2000. Experimental evaluation of the effect of mechanical wing decoys (‘moto-duck’) on hunting success and waterfowl response in California, 1999–2000. Technical Report to the California Waterfowl Association. 56 pp.[Technical Report]
• Kondratieff, MC, JT Ackerman, SA Matern, and JJ Cech, Jr. 2000. Tidal influence on spatial dynamics of leopard sharks, Triakis semifasciata, in Tomales Bay, California. Symposium and 34th Annual Meeting of the California-Nevada Chapter of the American Fisheries Society. Ventura, California, March 30–April 1.[Presentation]
• Ackerman, JT. 1999. Hard times for nesting ducks on Grizzly Island. California Waterfowl, December 1998/January 1999: 36–37.[Popular Publication]
• Ackerman, JT. 1999. The impact of predation and small mammal densities on waterfowl nest success. Delta Waterfowl Foundation Student Symposium. Portage la Prairie, Manitoba, Canada, July 29–August 1.[Presentation]
• Ackerman, JT. 1998. Short-term movement rates and patterns of leopard sharks in Tomales Bay, California. Integrative Ecology Seminar Series. University of California, Davis, Fall.[Presentation]
• Ackerman, JT. 1998. The direct and indirect effects of predation on waterfowl nest success. Conservation Ecology Seminar Series. University of California, Davis, Fall.[Presentation]
• Ackerman, JT. 1996. Influences of environmental substrate on integumentary coloration patterns of the shimofuri goby. Seventh Annual Undergraduate Research Conference. University of California, Davis, April 27.[Presentation]