Landward and eastward shift of Alaskan polar bear denning associated with recent sea ice changes

Polar Biology

Volumn 30, Issue 11, 2007, Pages 1395-1405

  Fischbach, A S ^a   Amstrup, S C ^a   Douglas, D C ^a  

^a U S GEOLOGICAL SURVEY   (United States)

Author keywords

Alaska; Beaufort Sea; Climate change; Denning; Distribution; Polar bear; Satellite telemetry; Sea ice; Ursus maritimus

Indexed keywords

BIOLOGICAL DRIFT; CLIMATE CHANGE; DEN; GEOGRAPHICAL DISTRIBUTION; HABITAT AVAILABILITY; MARINE MAMMAL; SATELLITE SENSOR; SEA ICE; TELEMETRY; TEMPORAL VARIATION;

ARCTIC OCEAN; BEAUFORT SEA;

BALAENIDAE; URSUS MARITIMUS;

EID: 34548543290     PISSN: 07224060     EISSN: None     Source Type: Journal    
DOI: 10.1007/s00300-007-0300-4     Document Type: Article

References (43)

1. Amstrup SC (1993) Human disturbances of denning polar bears in Alaska. Arctic 46:246-250
2. Amstrup SC (2003) Polar bear. In: Feldhammer GA, Thompson BC, Chapman JA (eds) Wild mammals of North America. Biology, management, and conservation, 2nd edn. Johns Hopkins University Press, Baltimore, pp 587-610
3. Amstrup SC, Gardner C (1994) Polar bear maternity denning in the Beaufort Sea. J Wildl Manage 58:1-10
4. Amstrup SC, Durner G, Stirling I, Lunn NJ, Messier F (2000) Movements and distribution of polar bears in the Beaufort Sea. Can J Zool 78:948-966
5. Amstrup SC, McDonald TL, Durner GM (2004) Using satellite radiotelemetry data to delineate and manage wildlife populations. Wildl Soc Bull 32:661-679
6. Atkinson DE, Brown R, Alt B, Agnew T,Bourgeois J, Burgess M, Duguay C, Henry G, Jeffers S, Koerner R, Lewkowicz AC, McCourt S, Melling H, Sharp M, Smith S, Walker A, Wilson K, Wolfe S, Woo1 M-K, Young KL (2006) Canadian cryospheric response to an anomalous warm summer: a synthesis of the climate change action fund project "The state of the arctic cryosphere during the extreme warm summer of 1998". Atmos Ocean 44:347-375. doi: 10.3137/ao.440403
7. Belchansky GI, Douglas DC, Platonov NG (2004a) Duration of the Arctic sea ice melt season: regional and interannual variability, 1979-2001. J Clim 17:67-80
8. Belchansky GI, Douglas DC, Alpatsky IV, Platonov NG (2004b) Spatial and temporal multiyear sea ice distribution in the Arctic: a neural network analysis of SSM/I data, 1988-2001. J Geophys Res 109:C10017. doi: 10.1029/2004JC002388
9. Belchansky GI, Douglas DC, Platonov NG (2005) Spatial and temporal variations in the age structure of Arctic sea ice. Geophys Res Lett 32:L18504. doi: 10.1029/2005GL023976
10. Brower CD, Carpenter A, Branigan ML, Calvert W, Evans T, Fischbach AS, Nagy JA, Schliebe S, Stirling I (2002) The polar bear management agreement for the southern Beaufort Sea: an evaluation of the first ten years of a unique conservation agreement. Arctic 55:362-372
11. Carr JJ (2001) Practical antenna handbook, 4th edn. McGraw Hill/TAB Electronics, New York
12. Comiso JC (1999) Bootstrap sea ice concentrations for NIMBUS-7 SMMR and DMSP SSM/I. National Snow and Ice Data Center, Boulder
13. Comiso JC (2002) A rapidly declining perennial sea ice cover in the Arctic. Geophys Res Lett 29:1956-1959
14. Comiso JC (2006) Abrupt decline in the Arctic winter sea ice cover. Geo Res Let 33: L18504. doi: 10.1029/2006GL027341
15. Derocher AE, Lunn NJ, Stirling I (2004) Polar bears in a warming climate. Integr Comp Biol 44:163-176
16. Durner GM, Amstrup SC (1996) Mass and body-dimension relationships of polar bears in northern Alaska. Wildl Soc Bull 24:480-484
17. Harris RB, Fancy SG, Douglas DC, Garner GW, Amstrup SC, McCabe TR, Pank LF (1990) Tracking wildlife by satellite: current systems and performance. US Fish and Wildlife Service Technical Report 30
18. Kenward MG, Roger JH (1997) Small sample inference for fixed effects from restricted maximum likelihood. Biometrics 53:983-997
19. Koski WR, George JC, Sheffield G, Galginaitis MS (2005) Subsistence harvests of bowhead whales (Balaena mysticetus) at Kaktovik, Alaska (1973-2000). J Cetacean Res Manag 7:33-37
20. Monnett C, Gleason JS (2006) Observations of mortality associated with extended open-water swimming by polar bears in the Alaskan Beaufort Sea. Polar Biol 29:681-687. doi: 10.1007/s00300-005-0105-2
21. National Research Council (NRC) (2003) Cumulative environmental effects of oil and gas activities on Alaska's North Slope. National Academy Press, Washington, DC
22. National Oceanic and Atmospheric Administration (2005) International surface weather observations, Barrow, Alaska, 1985-2005. National Climate Data Center, Asheville
23. Overpeck JT, Sturm M, Francis JA, Perovich DK, Serreze MC, Benner R, Carmack EC, Chapin FS III, Gerlach SC, Hamilton LC, Hinzman LD, Holland M, Huntington HP, Key JR, Lloyd AH, MacDonald GM, McFadden J, Noone D, Prowse TD, Schlosser P, Vörösmarty C (2005) Arctic system on trajectory to new, seasonally ice-free state. Eos 86:309; 312-313
24. Pomeroy LR (1997) Primary production in the Arctic Ocean estimated from dissolved oxygen. J Mar Syst 10:1-8
25. Regehr EV, Amstrup SC, Stirling I (2006) Polar bear population status in the southern Beaufort Sea. US Geological Survey Open-File Report 2006-1337
26. Reimnitz E, Dethleff D, Nürnberg D (1999) Contrasts in Arctic shelf sea-ice regimes and some implications: Beaufort Sea versus Laptev Sea. Mar Geol 119:215-225
27. Richter-Menge JA, McNutt SL, Overland JE, Kwok R (2002) Relating arctic pack ice stress and deformation under winter conditions. J Geophys Res 107:8040. doi: 10.1029/2000JC000477
28. Richter-Menge J, Overland J, Proshutinsky A, Romanovsky V, Bengtsson L, Brigham L, Dyurgerov M, Gascard JC, Gerland S, Graversen R, Hass C, Karcher M, Kuhry P, Maslanik J, Melling H, Maslowski W, Morison J, Perovich D, Przybylak R, Rachold V, Rigor I, Shiklomanov A, Stroeve J, Walker D, Walsh J (2006) State of the Arctic Report. NOAA OAR Special Report, NOAA/OAR/PMEL, Seattle, 36 pp
29. Rigor IG, Wallace JM, Colony RL (2002) Response of sea ice to the Arctic Oscillation. J Clim 15:2648-2663
30. Rodgers AR (2001) Recent telemetry technology. In: Millspaugh JJ, Marzluff JM (eds) Radio tracking and animal populations. Academic, San Diego, pp 82-121
31. Rothrock DA, Zhang J, Yu Y (2003) The arctic ice thickness anomaly of the 1990s: a consistent view from observations and models. J Geophys Res 108:C33038. doi: 10.1029/2001JC001208
32. Sasse DB (2003) Job-related mortality of wildlife workers in the United States, 1937-2000. Wildl Soc Bull 31:1015-1020
33. Schliebe S, Bridges JW, Evans TJ, Fischbach AS, Kalxdorff SB, Lierheimer LJ (2002) Polar bear management in Alaska 1997-2000. In: Lunn NJ, Schliebe S, Born EW (eds) Polar bears: proceedings of the 13th working meeting of the IUCN/SSC Polar Bear Specialists Group. International Union for Conservation of Nature and Natural Resources, Gland, Switzerland and Cambridge, UK, pp 89-99
34. Schliebe S, Evans TJ, Miller S, Perham C, Wilder J, Lierheimer LJ (2006) Polar bear management in Alaska 2000-2004. In: Aars J, Lunn NJ, Derocher AE (eds) Polar bears: proceedings of the 14th working meeting of the IUCN/SSC Polar Bear Specialists Group. International Union for Conservation of Nature and Natural Resources, Gland, Switzerland and Cambridge, UK, pp 63-76
35. Service Argos (1996) User's manual. Service Argos, Landover
36. Stirling I, Andriashek D (1992) Terrestrial maternity denning of polar bears in the eastern Beaufort Sea area. Arctic 45:363-366
37. Stirling I, Jonkel C, Smith P, Robertson R, Cross D (1977) The ecology of the polar bear (Ursus maritimus) along the western coast of Hudson Bay. Occasional Paper No. 33, Canadian Wildlife Service, Edmonton, Alberta
38. Stone RS, Douglas DC, Belchansky GI, Drobot SD (2005) Sea ice. In: Levinson DH (ed) State of the climate in 2004. Bull Am Meteorol Soc 86(6):S1-S86, pp 39-41
39. Stroeve JC, Serreze MC, Fetterer F, Arbetter T, Meier W, Maslanik J, Knowles K (2005) Tracking the Arctic's shrinking ice cover: another extreme September minimum in 2004. Geophys Res Lett 32:L04501. doi: 10.1029/2004GL021810
40. Suydam RS, George JC (2004) Subsistence harvest of bowhead whales (Balaena mysticetus) by Alaskan Eskimos, 1974-2003. Presented to the International Whaling Commission, Sorento, Italy. Report SC/56/BRG12, North Slope Borough, Department of Wildlife Management, Barrow, Alaska
41. Warren SG, Rigor IG, Untersteiner N (1999) Snow depth on Arctic sea ice. J Clim 12:814-1829
42. Watts PD, Hansen SE (1987) Cyclic starvation as a reproductive strategy in the polar bear. Symp zool Soc Lond 57:305-318
43. Zhang X, Walsh JE (2006) Toward a seasonally ice-covered Arctic Ocean: scenarios from the IPCC AR4 model simulations. J Clim 19:1730-1747