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David C. Douglas

Title: Research Wildlife Biologist
Address: 250 Egan Drive, Juneau, AK 99801
Phone: (907) 364-1576
Fax: (907) 364-1540
Email: ddouglas@usgs.gov

orcid.org/0000-0003-0186-1104

Image of David C. Douglas

Education and/or Training

M.S.1986Washington State University, Pullman, WAWildlife Biology
B.S.1982 Utah State University, Logan, UTBiology

Areas of Specialization and/or Research Interests

Satellite remote sensing of landscape features that possess high-frequency dynamics, such as sea ice distribution and vegetation phenology, and spatial analyses of how wildlife migrations are influenced by habitat and weather dynamics.

Professional Experience

1986 - PresentResearch Wildlife Biologist, USGS, Alaska Science Center, Anchorage, Alaska
1985 - 1986Biological Technician, Arctic National Wildlife Refuge, Fairbanks, Alaska
1980 - 1984Biological Technician, US Forest Service, Region 4, Ogden, Utah

Professional Activities and/or Memberships

American Geophysical Union (AGU)

Websites of Interest

Habitat Dynamics

Publications

Total pubs: 112

Ware, J. V., K. D. Rode, J. F. Bromaghin, D. C. Douglas, R. R. Wilson, E. V. Regehr, S. C. Amstrup, G. M. Durner, A. M. Pagano, J. W. Olson, C. T. Robbins, and H. T. Jansen. 2017. Habitat degradation affects the summer activity of polar bears. Oecologia 184(1):87-89. doi:10.1007/s00442-017-3839-y [Details] [Full Publication]

Olson, J. W., K. D. Rode, D. L. Eggett, T. S. Smith, R. R. Wilson, G. M. Durner, A. S. Fischbach, T. C. Atwood, and D. C. Douglas. 2017. Collar temperature sensor data reveal long-term patterns in southern Beaufort Sea polar bear den distribution on pack ice and land. Marine Ecology Progress Series 564:211-224. doi:10.3354/meps12000 [Details] [Full Publication] [Pub Brief]

Ross, M. V., R. T. Alisauskas, D. C. Douglas, and D. K. Kellett. 2017. Decadal declines in avian herbivore reproduction: density-dependent nutrition and phenological mismatch in the arctic. Ecology 98(7):1869-1883. doi:10.1002/ecy.1856 [Details] [Full Publication]

Carey, M. P., C. E. Zimmerman, K. D. Keith, M. Schelske, C. F. Lean, and D. C. Douglas. 2017. Migration trends of sockeye salmon at the northern edge of their distribution. Transactions of the American Fisheries Society 146(4):791-802. doi:10.1080/00028487.2017.1302992 [Details] [Full Publication]

Durner, G. M., D. C. Douglas, S. E. Albeke, J. P. Whiteman, S. C. Amstrup, E. S. Richardson, R. R. Wilson, and M. Ben-David. 2017. Increased Arctic sea ice drift alters adult female polar bear movements and energetics. Global Change Biology 23(9):3460-3473. doi:10.1111/gcb.13746 [Details] [Full Publication]

Cox, C. J., R. S. Stone, D. C. Douglas, D. M. Stanitski, G. J. Divoky, G. S. Dutton, C. Sweeney, J. C. George, and D. U. Longenecker. 2017. Drivers and environmental responses to the changing annual snow cycle of northern Alaska. Bulletin of the American Meteorological Society Early Online Release. doi:10.1175/BAMS-D-16-0201.1 [Details] [Full Publication]

Parr, N., S. Bearhop, D. C. Douglas, J. Y. Takekawa, D. J. Prosser, S. H. Newman, W. M. Perry, S. Balachandran, M. J. Witt, Y. Hou, Z. Luo, and L. A. Hawkes. 2017. High altitude flights by ruddy shelduck (Tadorna ferruginea) during Trans-Himalayan migrations. Journal of Avian Biology 48(10):1310-1315. doi:10.1111/jav.01443 [Details] [Full Publication]

Johnson, J. A., T. L. Booms, L. H. DeCicco, and D. C. Douglas. 2017. Seasonal movements of the Short-eared Owl (Asio flammeus) in Western North America as revealed by satellite telemetry. Journal of Raptor Research 51(2):115-128. doi:10.3356/JRR-15-81.1 [Details] [Full Publication]

Douglas, D. C. and T. C. Atwood. 2017. Uncertainties in forecasting the response of polar bears to global climate change. Pages 463-474 in Marine Mammal Welfare: Human Induced Change in the Marine Environment and its Impacts on Marine Mammal Welfare, A. Butterworth (ed.). Springer, Cham, Switzerland. doi:10.1007/978-3-319-46994-2 [Details] [Full Publication]

Rode, K. D., R. R. Wilson, D. C. Douglas, V. L. Muhlenbruch, T. C. Atwood, E. V. Regehr, E. S. Richardson, N. W. Pilfold, A. E. Derocher, G. M. Durner, I. Stirling, S. C. Amstrup, M. St. Martin, A. M. Pagano, and K. S. Simac. 2017. Spring fasting behavior in a marine apex predator provides an index of ecosystem productivity. Global Change Biology In Press. doi:10.1111/gcb.13933 [Details] [Full Publication]

Atwood, T. C., B. G. Marcot, D. C. Douglas, S. C. Amstrup, K. D. Rode, G. M. Durner, and J. F. Bromaghin. 2016. Forecasting the relative influence of environmental and anthropogenic stressors on polar bears. Ecosphere 7(6):e01370. doi:10.1002/ecs2.1370 [Details] [Full Publication]

Ramey, A. M., J. A. Reed, P. Walther, P. Link, J. A. Schmutz, D. C. Douglas, D. E. Stallknecht, and C. Soos. 2016. Evidence for the exchange of blood parasites between North America and the Neotropics in blue-winged teal (Anas discors). Parasitology Research 115(10):3923-3939. doi:10.1007/s00436-016-5159-2 [Details] [Full Publication]

Atwood, T. C., E. Peacock, M. A. McKinney, K. Lillie, R. R. Wilson, D. C. Douglas, S. Miller, and P. A. Terletzky. 2016. Rapid environmental change drives increased land use by an Arctic marine predator. PLoS One 11(6):e0155932. doi:10.1371/journal.pone.0155932 [Details] [Full Publication] [Pub Brief]

Divoky, G., D. C. Douglas, and I. J. Stenhouse. 2016. Arctic sea ice a major determinant in Mandt's black guillemot movement and distribution during non-breeding season. Biology Letters 12(9):20160275. doi:10.1098/rsbl.2016.0275 [Details] [Full Publication]

von Biela, V. R., C. E. Zimmerman, G. H. Kruse, F. J. Mueter, B. A. Black, D. C. Douglas, and J. L. Bodkin. 2016. Influence of basin- and local-scale environmental conditions on nearshore production in the northeast Pacific Ocean. Marine and Coastal Fisheries 8:502-521. doi:10.1080/19425120.2016.1194919 [Details] [Full Publication]

Bromaghin, J. F., T. L. McDonald, I. Stirling, A. E. Derocher, E. S. Richardson, E. V. Regehr, D. C. Douglas, G. M. Durner, T. C. Atwood, and S. C. Amstrup. 2015. Polar bear population dynamics in the southern Beaufort Sea during a period of sea ice decline. Ecological Applications 25(3):634-651. doi:10.1890/14-1129.1 [Details] [Full Publication]

Atwood, T. C., B. G. Marcot, D. C. Douglas, S. C. Amstrup, K. D. Rode, G. M. Durner, and J. F. Bromaghin. 2015. Evaluating and ranking threats to the long-term persistence of polar bears. USGS Open-File Report 2014-1254, 114 p. doi:10.3133/ofr20141254 [Details] [Full Publication]

Brook, R. W., J. O. Leafloor, K. F. Abraham, and D. C. Douglas. 2015. Density dependence and phenological mismatch: consequences for growth and survival of sub-arctic nesting Canada Geese. Avian Conservation and Ecology 10(1):1. doi:10.5751/ACE-00708-100101 [Details] [Full Publication]

von Biela, V. R., G. H. Kruse, F. J. Mueter, B. A. Black, D. C. Douglas, T. E. Hesler, and C. E. Zimmerman. 2015. Evidence of bottom-up limitations in nearshore marine systems based on otolith proxies of fish growth. Marine Biology 162(5):1019-1031. doi:10.1007/s00227-015-2645-5 [Details] [Full Publication]

Martin, P. D., D. C. Douglas, T. Obritschkewitsch, and S. Torrence. 2015. Distribution and movements of Alaska-breeding Steller's Eiders in the nonbreeding period. Condor 117(3):341-353. doi:10.1650/CONDOR-14-165.1 [Details] [Full Publication]

Oakley, K. L., T. C. Atwood, D. C. Douglas, K. D. Rode, and M. E. Whalen. 2015. Changing Arctic Ecosystems - Updated forecast: Reducing carbon dioxide (CO2) emissions required to improve polar bear outlook. USGS Fact Sheet 2015-3042, 2 p. doi:10.3133/fs20153042 [Details] [Full Publication]

Ward, D. H., J. Helmericks, J. W. Hupp, L. McManus, M. E. Budde, D. C. Douglas, and K. D. Tape. 2015. Multi-decadal trends in spring arrival of avian migrants to the central Arctic coast of Alaska: effects of environmental and ecological factors. Journal of Avian Biology 47(2):197-207. doi:10.1111/jav.00774 [Details] [Full Publication]

Rode, K. D., R. R. Wilson, E. V. Regehr, M. St. Martin, D. C. Douglas, and J. W. Olson. 2015. Increased land use by Chukchi Sea polar bears in relation to changing sea ice conditions. PLoS One 10(11):e0142213. doi:10.1371/journal.pone.0142213 [Details] [Full Publication] [Pub Brief]

Rode, K. D., E. V. Regehr, D. C. Douglas, G. M. Durner, A. E. Derocher, G. W. Thiemann, and S. M. Budge. 2014. Variation in the response of an Arctic top predator experiencing habitat loss: feeding and reproductive ecology of two polar bear populations. Global Change Biology 20(1):76-88. doi:10.1111/gcb.12339 [Details] [Full Publication]

Gill, R. E., Jr, D. C. Douglas, C. M. Handel, T. L. Tibbitts, G. Hufford, and T. Piersma. 2014. Hemispheric-scale wind selection facilitates bar-tailed godwit circum-migration of the Pacific. Animal Behaviour 90:117-130. doi:10.1016/j.anbehav.2014.01.020 [Details] [Full Publication]

Hooijmejer, J., N. R. Senner, T. L. Tibbitts, R. E. Gill, Jr, D. C. Douglas, L. W. Bruinzeel, E. Wymenga, and T. Piersma. 2014. Post-breeding migration of Dutch-breeding black-tailed godwits: timing, routes, use of stopovers, and nonbreeding destinations. Ardea 101:141-152. doi:10.5253/078.101.0209 [Details] [Full Publication]

Huschle, G., J. E. Toepfer, and D. C. Douglas. 2013. Migration and wintering areas of American Bitterns that summer in central North America as determined by satellite and VHF telemetry, 1998-2003. Waterbirds 36(3):300-309. doi:10.1675/063.036.0307 [Details] [Full Publication]

Takekawa, J. Y., D. J. Prosser, B. M. Collins, D. C. Douglas, W. M. Perry, B. Yan, Y. Hou, F. Lei, T. Li, Y. Li, and S. H. Newman. 2013. Movements of wild Ruddy Shelducks in the Central Asian Flyway and their relationship to outbreaks of highly pathogenic avian influenza H5N1. Viruses 5(9):2129-2152. doi:10.3390/v5092129 [Details] [Full Publication]

Wells, R. S., P. Bordino, and D. C. Douglas. 2013. Patterns of social association in Franciscana dolphins, Pontoporia blainvillei. Marine Mammal Science 29(4):E520-E528. doi:10.1111/mms.12010 [Details] [Full Publication]

Wells, R. S., E. M. Fourgeres, A. G. Cooper, R. O. Stevens, M. Brodsky, R. Lingenfelser, C. Dold, and D. C. Douglas. 2013. Movements and dive patters of short-finned pilot whales (Globicephala macrorhynchus) release from a mass stranding in the Florida Keys. Aquatic Mammals 39(1):61-72. doi:10.1578/AM.39.1.2013.61 [Details] [Full Publication]

Wells, R. S., K. A. McHugh, D. C. Douglas, S. Shippee, E. B. McCabe, N. B. Barros, and G. T. Phillips. 2013. Evaluation of potential protective factors against metabolic syndrome in bottlenose dolphins:Feeding and activity patterns of dolphins in Sarasota Bay, Florida. Frontiers in Endocrinology 4(139):1-16. doi:10.3389/fendo.2013.00139 [Details] [Full Publication]

Dodge, S., G. Bohrer, R. Weinzierl, S. C. Davidson, R. Kays, D. C. Douglas, S. Cruz, J. Han, D. Brandes, and M. Wikelski. 2013. The Environmental-Data Automated Track Annotation (Env-DATA) System: Linking animal tracks with environmental data. Movement Ecology 1:3. doi:10.1186/2051-3933-1-3 [Details] [Full Publication]

Newman, S. H., N. J. Hill, K. A. Spragens, D. Janies, I. O. Voronkin, D. J. Prosser, B. Yan, N. Batbayar, T. Natsagdorj, C. M. Bishop, P. J. Bulter, M. Wilkelski, S. Balachandran, T. Mundkur, and D. C. Douglas, and J. Y. Takekawa. 2012. Eco-virological approach for assessing the role of wild birds in the spread of avian influenza H5N1 along the Central Asian Flyway. PLoS One 7(2):e30636. doi:10.1371/journal.pone.0030636 [Details] [Full Publication]

Petersen, M. R., D. C. Douglas, H. M. Wilson, and S. E. McCloskey. 2012. Effects of sea ice on winter site fidelity of Pacific Common Eiders (Somateria mollissima v-nigrum). The Auk 129(3):399-408. doi:10.1525/auk.2012.11256 [Details] [Full Publication]

Battley, P. F., N. Warnock, T. L. Tibbitts, R. E. Gill, Jr, T. Piersma, C. J. Hassell, D. C. Douglas, D. M. Mulcahy, B. D. Gartrell, R. Schuckard, D. S. Melville, and A. C. Riegen. 2012. Contrasting extreme long-distance migration patterns in Bar-tailed Godwits Limosa lapponica. Journal of Avian Biology 43(1):21-32. doi:10.1111/j.1600-048X.2011.05473.x [Details] [Full Publication]

Hawkes, L. A., S. Balachandran, N. Batbayar, P. J. Bulter, B. Chua, D. C. Douglas, P. B. Frappell, W. K. Milsom, S. H. Newman, D. J. Prosser, P. Sathiyaselvam, G. R. Scott, J. Y. Takekawa, T. Natsagdorj, M. Wilkelski, M. J. Witt, B. Yan, and C. M. Bishop. 2012. The paradox of extreme high-latitude migration in Bar-headed Geese Anser indicus. Proceedings of the Royal Society B 280(1750):20122114. doi:10.1098/rspb.2012.2114 [Details] [Full Publication]

Oakley, K. L., M. E. Whalen, D. C. Douglas, M. S. Udevitz, T. C. Atwood, and C. V. Jay. 2012. Changing Arctic Ecosystems - Polar bear and walrus response to the rapid decline in Arctic sea ice. USGS Fact Sheet 2012-3131, 4 p. [Details] [Full Publication]

Douglas, D. C., R. Weinzierl, S. C. Davidson, R. Kays, M. Wikelski, and G. Bohrer. 2012. Moderating Argos location errors in animal tracking data. Methods in Ecology and Evolution 3(6):999-1007. doi:10.1111/j.2041-210X.2012.00245.x [Details] [Full Publication]

Douglas, D. C. 2011. Sources of global climate data and visualization portals. Pages 101-116 in R. T. Watson, T. J. Cade, M. Fuller, G. Hunt, and E. Potapov, (eds.). Gyrfalcons and Ptarmigan in a Changing World, Conference Proceedings, Volume 1. The Peregrine Fund 322 p. Boise, ID, USA. doi:10.4080/gpcw.2011.0110 [Details] [Full Publication]

Zhang, Y., M. Hao, J. Y. Takekawa, F. Lei, B. Yan, D. J. Prosser, D. C. Douglas, and S. H. Newman. 2011. Tracking the autumn migration of the Bar-Headed Goose (Anser indicus) with satellite telemetry and relationship to environmental conditions. International Journal of Zoology 2011(Article ID 323847). doi:10.1155/2011/323847 [Details] [Full Publication]

Prosser, D. J., P. Cui, J. Y. Takekawa, M. Tang, Y. Hou, B. M. Collins, B. Yan, N. J. Hill, T. Li, Y. Li, F. Lei, S. Guo, Z. Xing, Y. He, Y. Zhou, D. C. Douglas, W. M. Perry, and S. H. Newman. 2011. Wild bird mirgration across the Qinghai-Tibetan Plateau: A transmission route for highly pathogenic H5N1. PLoS One 6(3):e17622. doi:10.1371/journal.pone.0017622 [Details] [Full Publication]

Jay, C. V., B. G. Marcot, and D. C. Douglas. 2011. Projected status of the Pacific walrus (Odobenus rosmarus divergens) in the twenty-first century. Polar Biology 34(7):1065-1084. doi:10.1007/s00300-011-0967-4 [Details] [Full Publication]

Javed, S., D. C. Douglas, S. Khan, J. N. Shah, and A. A. Al Hammadi. 2011. First description of autumn migration of Sooty Falcon Falco concolor from the United Arab Emirates to Madagascar using satellite telemetry. Bird Conservation International 22(1):106-119. doi:10.1017/S0959270911000189 [Details] [Full Publication]

Durner, G. M., A. S. Fischbach, S. C. Amstrup, and D. C. Douglas. 2010. Catalogue of Polar Bear (Ursus maritimus) Maternal Den Locations in the Beaufort Sea and Neighboring Regions, Alaska, 1910-2010. USGS Data Series 568. [Details] [Full Publication]

Jay, C. V., M. S. Udevitz, R. Kwok, A. S. Fischbach, and D. C. Douglas. 2010. Divergent movements of walrus and sea ice in the northern Bering Sea. Marine Ecology Progress Series 407:293-302. doi:10.3354/meps08575 [Details] [Full Publication]

Douglas, D. C. 2010. Arctic sea ice decline: Projected changes in timing and extent of sea ice in the Bering and Chukchi seas. USGS Open-File Report 2010-1176, 32 p. [Details] [Full Publication]

Takekawa, J. Y., S. H. Newman, X. Xiao, D. J. Prosser, K. A. Spragens, E. C. Palm, B. Yan, T. Li, F. Lei, D. Zhao, D. C. Douglas, S. B. Muzaffar, and W. Ji. 2010. Migration of waterfowl in the East Asian Flyway and spatial relationship to HPAI H5N1 outbreaks. Avian Diseases 54(S1):466-476. doi:10.1637/8914-043009-Reg.1 [Details] [Full Publication]

Gaidet, N., J. Cappelle, J. Y. Takekawa, D. J. Prosser, S. A. Iverson, D. C. Douglas, W. M. Perry, T. Mundkur, and S. H. Newman. 2010. Potential spread of highly pathogenic avian influenza H5N1 by wildfowl: Dispersal ranges and rates determined from large-scale satellite telemetry. Journal of Applied Ecology 47(5):1147-1157. doi:10.1111/j.1365-2664.2010.01845.x [Details] [Full Publication]

Amstrup, S. C., E. T. DeWeaver, D. C. Douglas, B. G. Marcot, G. M. Durner, C. M. Bitz, and D. A. Bailey. 2010. Greenhouse gas mitigation can reduce sea-ice loss and increase polar bear persistence. Nature 468:955-958. doi:10.1038/nature09653 [Details] [Full Publication]

McIntyre, C. L., D. C. Douglas, and L. G. Adams. 2009. Movements of juvenile Gyrfalcons from Western and Interior Alaska following departure from their natal areas. Journal of Raptor Research 43(2):99-109. doi:10.3356/JRR-08-43.1 [Details] [Full Publication]

Amstrup, S. C., H. Caswell, E. T. DeWeaver, I. Stirling, D. C. Douglas, B. G. Marcot, and C. M. Hunter. 2009. Rebuttal of "Polar bear population forecasts: A public-policy forecasting audit". Interfaces 39(4):353-369. doi:10.1287/inte.1090.0444 [Details] [Full Publication]

Gill, R. E., Jr, T. L. Tibbitts, D. C. Douglas, C. M. Handel, D. M. Mulcahy, J. C. Gottschalck, N. Warnock, B. J. McCaffery, P. F. Battley, and T. Piersma. 2009. Extreme endurance flights by landbirds crossing the Pacific Ocean: Ecological corridor rather than barrier?. Proceedings of the Royal Society B 276(1656):447-457. doi:10.1098/rspb.2008.1142 [Details] [Full Publication]

Newman, S. H., S. A. Iverson, J. Y. Takekawa, D. J. Prosser, M. Gilbert, N. Batbayar, T. Natsagdorj, and D. C. Douglas. 2009. Migration of whooper swans and outbreaks of highly pathogenic avian influenza H5N1 virus in eastern Asia. PLoS One 4(5):e5729. doi:10.1371/journal.pone.0005729 [Details] [Full Publication]

Prosser, D. J., J. Y. Takekawa, S. H. Newman, B. Yan, D. C. Douglas, Y. Hou, Z. Xing, D. Zhang, T. Li, Y. Li, D. Zhao, W. M. Perry, and E. C. Palm. 2009. Satellite-marked waterfowl reveal migratory connection between H5N1 outbreak areas in China and Mongolia. Ibis 151(3):568-576. doi:10.1111/j.1474-919X.2009.00932.x [Details] [Full Publication]

Durner, G. M., D. C. Douglas, R. M. Nielson, S. C. Amstrup, T. L. McDonald, I. Stirling, M. Mauritzen, E. W. Born, Ø. Wiig, E. T. DeWeaver, M. C. Serreze, S. E. Belikov, M. M. Holland, J. Maslanik, J. Aars, D. A. Bailey, and A. E. Derocher. 2009. Predicting 21st-century polar bear habitat distribution from global climate models. Ecological Monographs 79(1):25-58. doi:10.1890/07-2089.1 [Details] [Full Publication]

Takekawa, J. Y., S. R. Heath, D. C. Douglas, W. M. Perry, S. Javed, S. H. Newman, A. R. Rahmani, B. C. Choudhury, D. J. Prosser, B. Yan, Y. Hou, N. Batbayar, T. Natsagdorj, C. M. Bishop, P. J. Bulter, P. B. Frappell, W. K. Milsom, L. A. Hawkes, and M. Wilkelski. 2009. Geographic variation in Bar-headed Geese Anser indicus: Connectivity of wintering areas and breeding grounds across a broad front. Wildfowl 59:102-125. [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, and N. G. Platonov. 2008. Fluctuating Arctic sea ice thickness changes estimated by an in-situ learned and empirically forced neural network model. Journal of Climate 21(4):716-729. doi:10.1175/2007JCLI1787.1 [Details] [Full Publication]

McIntyre, C. L., D. C. Douglas, and M. W. Collopy. 2008. Movements of Golden Eagles (Aquila chrysaetos) from interior Alaska during their first year of independence. The Auk 125(1):214-224. doi:10.1525/auk.2008.125.1.214 [Details] [Full Publication]

Amstrup, S. C., B. G. Marcot, and D. C. Douglas. 2008. A Bayesian network modeling approach to forecasting the 21st century worldwide status of polar bears. Pages 213-268 in Eric. T. DeWeaver, Cecilia M. Bitz, and L.-Bruno Tremblay (eds.). Arctic Sea Ice Decline: Observations, Projections, Mechanisms, and Implications. Geophysical Monograph Series 180 [Details] [Full Publication]

Muzaffar, S. B., J. Y. Takekawa, D. J. Prosser, D. C. Douglas, B. Yan, Z. Xing, Y. Hou, E. C. Palm, and S. H. Newman. 2008. Seasonal movements and migration of Pallas's Gulls Larus ichthyaetus from Qinghai Lake, China. Journal of Asian Ornithology Forktail:100-107. [Details] [Full Publication]

McIntyre, C. L., D. C. Douglas, and M. W. Collopy. 2008. Movements of Golden Eagles Aquila chrysaetos from interior Alaska during their first year of independence. The Auk 125(1):214-224. [Details] [Full Publication]

Arimitsu, M. L., J. F. Piatt, M. D. Romano, and D. C. Douglas. 2007. Distribution of forage fishes in relation to the oceanography of Glacier Bay. Pages 102-106 in J. F. Piatt and S. M. Gende, (eds.), Proceedings of the Fourth Glacier Bay Science Symposium. USGS Information and Technology Report 2007-5047, 246 p. [Details] [Full Publication]

Park, W., D. C. Douglas, and T. C. Shirley. 2007. North to Alaska: Evidence for conveyor belt transport of Dungeness crab larvae along the west coast of the United States and Canada. Limnology and Oceanography 52(1):248-256. doi:10.4319/lo.2007.52.1.0248 [Details] [Full Publication]

Durner, G. M., D. C. Douglas, R. M. Nielson, S. C. Amstrup, and T. L. McDonald. 2007. Predicting the future distribution of Polar Bear Habitat in the polar basin from resource selection functions applied to 21st century general circulation model projections of sea ice. USGS Administrative Report, 61 p. doi:10.3133/70174076 [Details] [Full Publication]

Bergen, S., G. M. Durner, D. C. Douglas, and S. C. Amstrup. 2007. Predicting movements of female polar bears between summer sea ice foraging habitats and terrestrial denning habitats of Alaska in the 21st century: Proposed methodology and pilot assessment. USGS Administrative Report, 24 p. [Details]

Amstrup, S. C., B. G. Marcot, and D. C. Douglas. 2007. Forecasting the range-wide status of polar bears at selected times in the 21st century. USGS Administrative Report, 131 p. [Details] [Full Publication]

Fischbach, A. S., S. C. Amstrup, and D. C. Douglas. 2007. Landward and eastward shift of Alaskan polar bears denning associated with recent sea ice changes. Polar Biology 30:1395-1405. doi:10.1007/s00300-007-0300-4 [Details] [Full Publication]

Durner, G. M., S. C. Amstrup, G. S. York, E. V. Regehr, K. S. Simac, T. S. Smith, S. T. Partridge, T. W. Bentzen, K. S. Amstrup, and D. C. Douglas. 2006. Polar bear research in Alaska. Pages 77-100 in J. Aars, N. J. Lunn, and A. E. Derocher, (eds.). Proceedings of the 14th Working Meeting of the IUCN/SSC Polar Bear Specialist Group, 20-24 June 2005, Seattle, Washington. International Union for Conservation of Nature and Natural Resources, Gland, Switzerland. IUCN/SSC Occasional Paper 32. 198 p. [Details]

Durner, G. M., D. C. Douglas, R. M. Nielson, and S. C. Amstrup. 2006. A model for autumn pelagic distribution of adult female polar bears in the Chukchi Seas, 1987-1994. USGS Alaska Science Center, Anchorage. [Details]

Durner, G. M., S. C. Amstrup, G. York, E. V. Regehr, K. S. Simac, T. S. Smith, S. T. Partridge, T. W. Bentzen, K. S. Amstrup, and D. C. Douglas. 2005. Report on research progress in Alaska. Proceedings: 15th Annual meeting of joint commissioners and technical advisors of the Inuvialiut Game Council and North Slope Borough. Edmonton, Alberta, Canada. [Details]

Amstrup, S. C., G. M. Durner, E. V. Regehr, G. W. York, K. S. Simac, T. S. Smith, S. T. Partridge, and D. C. Douglas. 2005. Polar Bear Research in the Beaufort Sea. February 2005, Edmonton, Alberta. Proceedings: Canadian Polar Bear Technical Committee. [Details]

Stone, R. S., D. C. Douglas, G. I. Belchansky, and S. D. Drobot. 2005. Correlated declines in Pacific arctic snow and sea ice cover. Arctic Research of the United States 19(1):18-25. [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, and N. G. Platonov. 2005. Spatial and temporal variations in the age structure of Arctic sea ice. Geophysical Resource Letter 32:L18504. doi:10.1029/2005GL023976 [Details] [Full Publication]

Stone, R. S., D. C. Douglas, G. I. Belchansky, and S. D. Drobot. 2005. Polar Climate: Arctic sea ice. Pages 39-41 in D. H. Levinson, (ed.). State of the Climate in 2004. Bulletin of the American Meteorological Society 86(6), 86 p. [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, V. A. Eremeev, and N. G. Platonov. 2005. Variations in the Arctic's multiyear sea ice cover: A neural network analysis of SMMR-SSM/I data, 1979-2004. Geophysical Resource Letter 32(9):L09605. doi:10.1029/2005GL022395 [Details] [Full Publication]

Stone, R. S., D. C. Douglas, G. I. Belchansky, S. D. Drobot, and J. Harris. 2005. Cause and effect of variations in western Arctic snow and sea ice cover. Proceedings: American Meteorological Society 8th Conference on Polar Oceanography and Meteorology, 9-13 January. San Diego, CA, USA. [Details] [Full Publication]

Stow, D. A., A. Hope, D. McGuire, D. L. Verbyla, J. Gamon, F. Huemmrich, S. Houston, C. Racine, M. Sturm, K. Tap, L. Hinzman, K. Yoshikawa, C. Tweedie, B. Noyle, C. Silapaswan, D. C. Douglas, B. Griffith, G. Jia, H. Epstein, D. A. Walker, S. Daeschner, A. Petersen, L. Zhou, and R. Myneni. 2004. Remote sensing of vegetation and land-cover change in Arctic tundra ecosystems. Remote Sensing of Environment 89:281-308. doi:10.1016/j.rse.2003.10.018 [Details] [Full Publication]

Amstrup, S. C., G. M. Durner, E. V. Regehr, G. W. York, K. S. Simac, T. S. Smith, S. T. Partridge, and D. C. Douglas. 2004. Polar Bear Research in the Beaufort Sea. February 2004, Winnipeg, Manitoba. Proceedings: Canadian Polar Bear Technical Committee. [Details]

Stone, R. S., G. I. Belchansky, S. D. Drobot, and D. C. Douglas. 2004. Diminishing sea ice in the western Arctic Ocean. Pages S32-S33 in Levinson, D. H. and A. M. Waple (eds.), State of the Climate 2003. American Meterological Society [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, I. V. Alpatsky, and N. G. Platonov. 2004. Spatial and temporal multiyear sea ice distributions in the Arctic: A neural network analysis of SSM/I data, 1988-2001. Journal of Geophysical Research 109:C10017. doi:10.1029/2004JC002388 [Details] [Full Publication]

Petersen, M. R. and D. C. Douglas. 2004. Winter ecology of spectacled eiders: Environmental characteristics and population change. Condor 106:79-94. [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, I. N. Mordvintsev, and N. G. Platonov. 2004. Estimating the time of melt onset and freeze onset over Arctic sea-ice area using active and passive microwave data. Remote Sensing of Environment 92:21-39. doi:10.1016/j.rse.2004.05.001 [Details] [Full Publication]

Belchansky, G. I., D. C. Douglas, and N. G. Platonov. 2004. Duration of the Arctic sea ice melt season: Regional and interannual variability, 1979-2001. Journal of Climate 17(1):67-80. doi:10.1175/1520-0442(2004)017<0067:DOTASI>2.0.CO;2 [Details] [Full Publication]

Amstrup, S. C., G. M. Durner, A. S. Fischbach, G. W. York, K. S. Simac, T. S. Smith, S. T. Partridge, and D. C. Douglas. 2003. Polar Bear Research in the Beaufort Sea. February 2003, Edmonton, Alberta. Proceedings: Canadian Polar Bear Technical Committee. [Details]

Ward, D. H., A. Morton, T. L. Tibbitts, D. C. Douglas, and E. Carrera-Gonzales. 2003. Long-term change in eelgrass distribution at Bahía San Quintín Baja California, Mexico, using satellite imagery. Estuaries 26(6):1529-1539. doi:10.1007/BF02803661 [Details] [Full Publication]

Stow, D. A., S. Daeschner, A. Hope, D. C. Douglas, A. Petersen, R. Myneni, L. Zhoum, and W. Oechel. 2003. Variability of the seasonally integrated Normalized Difference Vegetation Index across the North Slope of Alaska in the 1990's. International Journal of Remote Sensing 24(5):1111-1117. doi:10.1080/0143116021000020144 [Details] [Full Publication]

Meka, J. M., E. E. Knudsen, D. C. Douglas, and R. E. Benter. 2003. Variable migratory patterns of different rainbow trout life history types in a southwest Alaska watershed. Transactions of the American Fisheries Society 132:717-732. doi:10.1577/T01-166 [Details] [Full Publication]

Ward, D. H., A. Morton, T. L. Tibbitts, S. Ibarra-Obando, and D. C. Douglas. 2003. Recent trends in eelgrass, Zostera marina, distribution and abundance along the west coast of Baja California, Mexico. Pages 139 in Proceedings of the 5th International Seagrass Biology Workshop, Ensenada, Baja California, October 2002. Gulf of Mexico Science 21 [Details]

Kenow, K. P., M. W. Meyer, D. C. Evers, D. C. Douglas, and J. E. Hines. 2002. Use of satellite telemetry to identify Common Loon migration routes, staging areas and wintering range. Waterbirds 25(4):449-458. [Details] [Full Publication]

Griffith, B., D. C. Douglas, N. E. Walsh, D. D. Young, Jr., T. R. McCabe, D. E. Russell, R. G. White, R. D. Cameron, and K. R. Whitten. 2002. The Porcupine caribou herd. Pages 8-37 in D. C. Douglas, P. E. Reynolds, and E. B. Rhode, (eds.). Arctic Refuge coastal plain terrestrial wildlife research summaries. USGS Biological Science Report USGS/BRD/BSR-2002-0001 [Details] [Full Publication]

Douglas, D. C., P. E. Reynolds, and E. B. Rhode. 2002. Arctic Refuge coastal plain terrestrial wildlife research summaries. USGS Biological Science Report. [Details] [Full Publication]

Belchansky, G. I. and D. C. Douglas. 2001. Seasonal comparisons of sea ice concentration estimates derived from SSM/I, OKEAN and RADARSAT data. Remote Sensing of Environment 81(1):1-15. doi:10.1016/S0034-4257(01)00333-9 [Details] [Full Publication]

Griffith, B., D. C. Douglas, D. E. Russell, R. G. White, T. R. McCabe, and K. R. Whitten. 2001. Effects of recent climate warming on caribou habitat and calf survival. Pages 17-19 in R. E. Green, M. Harley, M. Spalding, and C. Zockler, (eds.). Impacts of climate change on wildlife. Royal Society for the Protection of Birds, 71 p. , Cambridge, UK. [Details]

Hatch, S. A., P. M. Meyers, D. M. Mulcahy, and D. C. Douglas. 2000. Performance of implantable satellite transmitters in diving seabirds. Waterbirds 23(1):84-94. [Details] [Full Publication]

Hatch, S. A., P. M. Meyers, D. M. Mulcahy, and D. C. Douglas. 2000. Seasonal movements and pelagic habitat use of murres and puffins determined by satellite telemetry. Condor 102(1):145-154. [Details] [Full Publication]

Javed, S., J. Y. Takekawa, D. C. Douglas, A. R. Rahmani, Y. Kanai, M. Nagendran, B. C. Choudhury, and S. Sharma. 2000. Tracking the spring migration of a bar-headed goose (Anser indicus) across the Himalaya with satellite telemetry. Global Environmental Research 4(2):195-205. [Details] [Full Publication]

Javed, S., J. Y. Takekawa, D. C. Douglas, A. R. Rahmani, B. C. Choudhury, S. L. Landfried, and S. Sharma. 2000. Documenting trans-Himalayan mirgration using satellite telemetry: A report on the capture, deployment and tracking of bar-headed geese (Anser indicus). Dept. of Wildlife Science, AMU Aligarh and Wildlilfe Institute of India, 44 p. [Details] [Full Publication]

Meka, J. M., D. C. Douglas, and E. E. Knudsen. 2000. Alagnak watershed rainbow trout investigations. Pages 35-42 in J. H. Eiler, D. J. Alcorn, and M. R. Neuman, (eds.). Biotelemetry 15. Proceedings: 15th International Symposium on Biotelemetry, Juneau, Alaska, USA. International Society on Biotelemetry Wageningen, The Netherlands. [Details] [Full Publication]

Belchansky, G. I. and D. C. Douglas. 2000. Classification methods for monitoring Arctic sea ice using OKEAN passive/active two-channel microwave data. Remote Sensing of Environment 73(3):307-322. doi:10.1016/S0034-4257(00)00107-3 [Details] [Full Publication]

Petersen, M. R., W. W. Larned, and D. C. Douglas. 1999. At-sea distribution of spectacled eiders (Somateria fischeri): 120 year-old mystery resolved. The Auk 116:1009-1020. [Details] [Full Publication]

Ward, D. H., C. J. Markon, and D. C. Douglas. 1997. Distribution and stability of eelgrass beds at Izembek Lagoon, Alaska. Aquatic Botany 58:229-240. doi:10.1016/S0304-3770(97)00037-5 [Details] [Full Publication]

Ely, C. R., D. C. Douglas, A. C. Fowler, C. A. Babcock, D. V. Derksen, and J. Y. Takekawa. 1997. Migration behavior of tundra swans from the Yukon-Kuskokwim Delta, Alaska. Wilson Bulletin 109:679-692. [Details] [Full Publication]

Belchansky, G. I., I. N. Mordvintsev, and D. C. Douglas. 1996. Assessing variability and trends in Arctic sea ice distribution using satellite data. IEEE 1:642-644. doi:10.1109/IGARSS.1996.516429 [Details] [Full Publication]

Petersen, M. R., D. C. Douglas, and D. M. Mulcahy. 1995. Use of implanted satellite transmitters to locate Spectacled Eiders at-sea. Condor 97:276-278. doi:10.2307/1369006 [Details] [Full Publication]

Douglas, D. C., M. S. Udevitz, J. R. Gilbert, and D. O. Hunter. 1991. Evaluation of airborne videography for enumerating Pacific walruses (Odobenus rosmarus divergens) on sea-ice haulouts. Pages 507-513 in Proceedings: International Symposium on Advanced Technology in Natural Resource Management American Society Photogrammetery and Remote Sensing Falls Church, VA, USA. [Details] [Full Publication]

Harris, R. B., S. G. Fancy, D. C. Douglas, G. W. Garner, S. C. Amstrup, T. R. McCabe, and L. F. Pank. 1990. Tracking wildlife by satellite: Current systems and performance. US Fish and Wildlife Service(30), 52 p. [Details] [Full Publication]

DeGange, A. R., D. H. Monson, D. B. Irons, C. M. Robbins, and D. C. Douglas. 1990. Distribution and relative abundance of sea otters in south-central and south-western Alaska before or at the time of the T/V Exxon Valdez oil spill. Pages 18-25 in K. Bayha and J. Kormendy, (eds.). Proceedings: Symposium to Evaluate the Response Effort on Behalf of Sea Otters After the T/V Exxon Valdez Oil Spill into Prince William Sound [Details] [Full Publication]

Garner, G. W., S. T. Knick, and D. C. Douglas. 1990. Seasonal movements of adult female polar bears in the Bering and Chukchi seas. Pages 219-226 in L. M. Darling and W. R. Archibald, (eds.). Proceedings: 8th International Conference on Bear Research and Management, 20-25 Feb 1989 Victoria, Canada. doi:10.2307/3872922 [Details] [Full Publication]

Garner, G. W., S. C. Amstrup, D. C. Douglas, and C. L. Gardner. 1989. Performance and utility of satellite telemetry during field studies of free-ranging polar bears in Alaska. Pages 67-76 in Proceedings: 10th International Symposium on Biotelemetry [Details]

Fancy, S. G., L. F. Pank, D. C. Douglas, C. H. Curby, G. W. Garner, S. C. Amstrup, and W. L. Regelin. 1988. Satellite Telemetry: A new tool for wildlife research and management. US Fish and Wildlife Service(172), 55 p. [Details] [Full Publication]

Fancy, S. G., R. B. Harris, D. C. Douglas, L. F. Pank, K. R. Whitten, T. R. McCabe, S. C. Amstrup, and G. W. Garner. 1988. Applications of Satellite Telemetry to Wildlife Research and Management in Alaska. Pages 5-12 in Ate du colloque international: Suivi des vertebres terrestres par radiotelemetrie. Principality of Monaco, 191 p. [Details]

Fancy, S. G., L. F. Pank, D. C. Douglas, C. H. Curby, G. W. Garner, S. C. Amstrup, and W. L. Regeli. 1988. Development and evaluation of a system for tracking wildlife by satellite. Proceedings: 2nd International Symposium on Nutrition of Herbivores. Brisbane, Australia. [Details]

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