Gray whale calf production 1994-2000: Are observed fluctuations related to changes in seasonal ice cover?

Marine Mammal Science

Volumn 18, Issue 1, 2002, Pages 121-144

  Perryman, Wayne L ^a   Donahue, Meghan A ^a   Perkins, Peter C ^a   Reilly, Stephen B ^a  

^a SOUTHWEST FISHERIES SCIENCE CENTER   (United States)

Author keywords

Arctic ice; Calf production; Eschrichtius robustus; Gray whales; Reproduction; Surveys

Indexed keywords

AERIAL SURVEY; ICE COVER; POPULATION ESTIMATION; REPRODUCTION; WHALE;

(NORTHEAST); CALIFORNIA; PACIFIC OCEAN; PIEDRAS BLANCAS; UNITED STATES;

CETACEA; ESCHRICHTIIDAE; ESCHRICHTIUS ROBUSTUS; MAMMALIA;

EID: 0036161103     PISSN: 08240469     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1748-7692.2002.tb01023.x     Document Type: Article

References (46)

1. Logistic regression in capture/recapture models
2. Investigations of gray whales taken in the Chukchi coastal waters, USSR
3. A note on the spatial distribution of gray whales off Chukotka
4. Results of investigations of the California-Chukotka population of gray whales taken off Chukotka in 1980-1989
5. Investigations of gray whales taken off Chukotka in 1990
6. Estimated trends in abundance of California gray whales from shore counts, 1967/68 to 1995/96
7. Estimated population size of the California gray whale
8. On the relationship between atmospheric circulation and sea-ice fluctuations in the sea-ice extents of the Bering and Okhotsk Seas
9. Benthic amphipod communities in the northern Bering Sea: Analysis of potential structuring mechanisms
10. Decadal-scale regime shifts in the large marine ecosystems of the North-east Pacific: A case for historical science
11. Benthic processes in the Northern Bering/Chukchi Seas: Status and global change
12. Gray whale migrations along the Oregon coast, 1978-1981
13. Productivity of arctic amphipods relative to gray whale energy requirements
14. Estimate of the abundance of gray whales in the 1995/1996 southbound migration in the eastern north Pacific
15. On the statistical analysis of capture experiments
16. High gray whale mortality and low recruitment in 1999: Potential causes and implications
17. Calculating sighting distances from angular readings during shipboard, aerial and shore-based marine mammal surveys
18. Body fat condition in northeast Atlantic fin whales, Balaenoptera physalus, and its relationship with reproduction and food resource
19. A Pacific decadal climate oscillation with impacts on salmon
20. Recent decreases in Arctic summer ice cover and linkages to atmospheric circulation anomalies
21. Cetacean habitats in the Alaskan Arctic
22. Annual pattern of gray whale (Eschrichtius robustus) distribution, abundance, and behavior in the northern Bering and eastern Chukchi Seas, July 1980-1983
23. Cetacean habitat selection in the Alaskan Arctic during summer and autumn
24. Are gray whales hitting "K" hard?
25. A review of gray whale feeding ecology
26. Variability of Arctic sea ice: The view from space, an 18 year record
27. Diel variation in migration rates of eastern Pacific gray whales measured with thermal imaging sensors
28. Migration and feeding of the gray whale (Eschrichtius gibbosus)
29. Migration corridors of gray whales (Eschrichtius robustus) along the central California coast, 1980-82
30. Preliminary assessment of annual calf production in the gray whale, Eschrichtius robustus, from Pt. Piedras Blancas, California
31. Assessing gray whale abundance: A review
32. Population biology and status of the eastern Pacific gray whales: Recent developments
33. Population assessment of the gray whale, Eschrichtius robustus, from California shore censuses, 1967-80
34. A comparison of independent concurrent sighting records from a shore-based count of gray whales
35. Distribution and carrying capacity of gray whale food resources in the northern Bering and Chukchi Seas
36. Control of reproduction in animal species with high and low body fat reserves
37. Decadal coupled atmosphere-ocean variations in the North Pacific Ocean
38. Year-to-year variations in Bering Sea ice cover and some consequences for fish distributions
39. Some results of USSR investigations and whaling of gray whales (Eschrichtius robustus [Lilljeborg 1861])