Sex differences in diving at multiple temporal scales in a size-dimorphic capital breeder

Journal of Animal Ecology

Volumn 72, Issue 6, 2003, Pages 979-993

  Beck, Carrie A ^a,c   Bowen, W Don ^b   McMillan, Jim I ^b   Iverson, Sara J ^a  

^a DALHOUSIE UNIVERSITY   (Canada)

^b BEDFORD INSTITUTE OF OCEANOGRAPHY   (Canada)

^c ALASKA DEPARTMENT OF FISH AND GAME   (United States)

Author keywords

Bouts; Foraging trips; Grey seals; Seasonal patterns

Indexed keywords

DIVING BEHAVIOR; FORAGING BEHAVIOR; PINNIPED; SEASONAL VARIATION; SEX-RELATED DIFFERENCE;

GRYPUS; HALICHOERUS GRYPUS; MAMMALIA; PHOCIDAE; PINNIPEDIA;

EID: 0345016955     PISSN: 00218790     EISSN: None     Source Type: Journal    
DOI: 10.1046/j.1365-2656.2003.00761.x     Document Type: Article

References (71)

1. Abrams, P.A. (1991) Life history and the relationship between food availability and foraging effort. Ecology, 72, 1242-1252.
2. Albon, S.D., Mitchell, B., Huby, B.J. & Brown, D. (1986) Fertility in female red deer (Cervus elaphus): the effects of body composition, age and reproductive status. Journal of Zoology, London, 209, 447-460.
3. Allan, T.F.H. & Hoekstra, T.H. (1992) Towards a Unified Ecology. Columbia University Press, New York.
4. Anderson, S.S. & Fedak, M.A. (1985) Grey seal males - energetic and behavioral links between size and sexual success. Animal Behaviour, 33, 829-838.
5. Asaga, T., Leboeuf, B.J. & Sakurai, H. (1994) Functional analysis of dive types of females northern elephant seals. Elephant Seals: Population Ecology, Behavior and Physiology (eds B.J. Leboeuf & R.M. Laws), pp. 310-327. University of California, Berkeley.
6. Barboza, P.S. & Bowyer, R.T. (2000) Sexual segregation in dimorphic deer: a new gastrocentric hypothesis. Journal of Mammalogy, 81, 473-489.
7. Beck, C.A. (2002) Sex differences in the foraging ecology of a size-dimorphic marine carnivore. PhD Thesis, Dalhousie University, Halifax, NS.
8. Beck, C.A., Bowen, W.D. & Iverson, S.J. (2000) Seasonal changes in buoyancy and diving behaviour of adult grey seals. Journal of Experimental Biology, 203, 2323-2330.
9. Beck, C.A., Bowen, W.D. & Iverson, S.J. (2003b) Sex differences in the seasonal patterns of energy storage and expenditure in a phocid seal. Journal of Animal Ecology, 72, 280-291.
10. Beck, C.A., Bowen, W.D., McMillan, J.I. & Iverson, S.J. (2003a) Sex differences in the diving behaviour of a size dimorphic capital breeder: the grey seal. Animal Behaviour, 66, 777-789.
11. Boness, D.J. & James, H. (1979) Reproductive behaviour of the grey seal, Halichoerus grypus (Fab.), on Sable Island, Nova Scotia. Journal of Zoology, London, 188, 477-500.
12. Boness, D.J., Bowen, W.D. & Oftedal, O.T. (1994) Evidence of a maternal foraging cycle resembling that of otariid seals in a small phocid, the harbor seal. Behavioural Ecology and Sociobiology, 34, 95-104.
13. Bowen, W.D. & Harrison, G.D. (1994) Offshore diet of grey seals Halichoerus grypus near Sable Island, Canada. Marine Ecology Progress Series, 112, 1-11.
14. Bowen, W.D., Oftedal, O.T. & Boness, D.J. (1992) Mass and energy transfer during lactation in a small phocid, the harbor seal (Phoca vitulina). Physiological Zoology, 65, 844-866.
15. Bowen, W.D., Beck, C.A. & Iverson, S.J. (1999) Bioelectrical impedance analysis as a means of estimating total body water in grey seals. Canadian Journal of Zoology, 77, 418-422.
16. Bowen, W.D., Boness, D.J., Iverson, S.J. & Oftedal, O.T. (2001) Foraging effort, food intake, and lactation performance depend on maternal mass in a small phocid seal. Functional Ecology, 15, 325-334.
17. Boyd, I.L. (1984) The relationship between body condition and the timing of implantation in pregnant grey seals (Halichoerus grypus). Journal of Zoology, London, 203, 113-123.
18. Boyd, I.L. (1996) Temporal scales of foraging in a marine predator. Ecology, 77, 426-434.
19. Boyd, I.L. & Croxall, J.P. (1992) Diving behaviour of lactating Antarctic fur seals. Canadian Journal of Zoology, 70, 919-928.
20. Boyd, I.L., Arnould, J.P.Y., Barton, T. & Croxall, J.P. (1994) Foraging behaviour of Antarctic fur seals during periods of contrasting prey abundance. Journal of Animal Ecology, 63, 703-713.
21. Clutton-Brock, T.H., Guinness, F.E. & Albon, S.D. (1982) Red Deer: Behaviour and Ecology of Two Sexes. Chicago University Press, Chicago.
22. Clutton-Brock, T.F., Guinness, F.E. & Albon, S.D. (1983) The costs of reproduction to red deer hinds. Journal of Animal Ecology, 52, 367-383.
23. Coulson, J.C. (1960) The growth of grey seal calves on the Farne Islands, Northumberland. Transactions of the Natural History Society of Northumberland, 13, 86-100.
24. Coulson, J.C. & Hickling, G. (1964) The breeding biology of the grey seal, Halichoerus grypus (Fab.), on the Farne Islands, Northumberland. Journal of Animal Ecology, 33, 485-512.
25. Cox, D.R. & Snell, E.J. (1989) The Analysis of Binary Data. Chapman and Hill, London.
26. Feldkamp, S.D., DeLong, R.L. & Antonelis, G.A. (1989) Diving patterns of California sea lions, Zalophus californianus. Canadian Journal of Zoology, 67, 872-883.
27. Ginnett, T.F. & Demment, M.W. (1997) Sex differences in giraffe foraging behavior at two spatial scales. Oecologia, 110, 291-300.
28. Gittleman, J.L. & Thompson, S.D. (1988) Energy allocation in mammalian reproduction. American Zoologist, 28, 863-875.
29. Godsell, J. (1991) The relative influence of age and weight on the reproductive behaviour of male grey seals Halichoerus grypus. Journal of Zoology, London, 224, 537-551.
30. Griffiths, S.W. (1996) Sex differences in the trade-off between feeding and mating in the guppy. Journal of Fish Biology, 48, 891-898.
31. Hall, A.J., McConnell, B.J. & Barker, R.J. (2001) Factors affecting first-year survival in grey seals and their implication for life history strategy. Journal of Animal Ecology, 70, 138-149.
32. Hindell, M.A., Burton, H.R. & Slip, D.J. (1991) Foraging areas of southern elephant seals, Mirounga leonina, as inferred from water temperature data. Australian Journal of Marine and Freshwater Resources, 42, 115-128.
33. Hughes, R.N. (1980) Optimal Foraging Theory in the marine context. Oceanograghy and Marine Biology Annual Review, 18, 423-481.
34. Iverson, S.J., Bowen, W.D., Boness, D.J. & Oftedal, O.T. (1993) The effect of maternal size and milk output on pup growth in grey seals (Halichoerus grypus). Physiological Zoology, 66, 61-88.
35. Iverson, S.J., Field, C., Bowen, W.D. & Blanchard, W. (in press) Quantitative fatty acid signature analysis: a new method of estimating predator diets. Ecological Monographs. (in press)
36. Jodice, P.G.R. & Collopy, M.W. (1999) Diving and foraging patterns of marbled murrelets (Brachymphus marmoratus): testing predictions from optimal-breathing models. Canadian Journal of Zoology, 77, 1409-1418.
37. Jönsson, K.I. (1997) Capital and income breeding as alternative tactics of resource use in reproduction. Oikos, 78, 57-66.
38. Jormalainen, V., Honkanen, T., Makinen, A., Hemmi, A. & Vesakoski, O. (2001) Why does herbivore sex matter? Sexual differences in utilization of Fucus vesiculosus by the isopod Idotea baltica. Oikos, 93, 77-86.
39. Kelly, B.P. & Wartzok, D. (1996) Ringed seal diving behavior in the breeding season. Canadian Journal of Zoology, 74, 1547-1555.
40. Klieber, M. (1961) The Fire of Life. An Introduction to Animal Energetics. Wiley, New York.
41. Le Boeuf, B.J., Naito, Y., Asaga, T., Crocker, D. & Costa, D.P. (1992) Swim speed in a female northern elephant seal: metabolic and foraging implication. Canadian Journal of Zoology, 70, 786-795.
42. Le Boeuf, B.J., Crocker, D.E., Costa, D.P., Blackwell, S.B., Webb, P.M. & Houser, D.S. (2000) Foraging ecology of northern elephant seals. Ecological Monographs, 70, 353-382.
43. Lidgard, D.C., Boness, D.J. & Bowen, W.D. (2001) A novel mobile approach to investigating grey seal male mating tactics. Journal of Zoology, London, 255, 313-320.
44. McCafferty, D.J., Boyd, I.L., Walker, T.R. & Taylor, R.I. (1998) Foraging responses of Antarctic fur seals to changes in the marine environment. Marine Ecology Progess Series, 166, 285-299.
45. Mellish, J.E., Iverson, S.J. & Bowen, W.D. (1999) Individual variation in maternal energy allocation and milk production in grey seals and consequences for pup growth and weaning characteristics. Physiological and Biochemical Zoology, 72, 677-690.
46. Merilaita, S. & Jormalainen, V. (2000) Different roles of feeding and protection in diel microhabitat choice of sexes in Idotea baltica. Oecologia, 122, 445-451.
47. Mori, Y. (1997) Dive bout organization in the chinstrap penguin at Seal Island, Antarctica. Journal of Ethology, 15, 9-15.
48. Mori, Y. (1998) The optimal patch use in divers: optimal time budget and the number of dive cycles during bout. Journal of Theoretical Biology, 190, 187-199.
49. Mysterud, A. (2000) The relationship between ecological segregation and sexual size dimorphism in large herbivores. Oecologia, 124, 40-54.
50. Nordoy, E.S., Folkow, L. & Blix, A.S. (1995) Distribution and diving behaviour of crabeater seals (Lobodon carcinophagus) off Queen Maud Land. Polar Biology, 15, 261-268.
51. Orians, G.H. & Pearson, N.E. (1979) On the theory of central place foraging. Analysis of Ecological Systems (eds D.J. Horn, R.D. Mitchell & G.R. Stairs), pp. 155-157. Ohio State University, Columbus, Ohio.
52. Perrigo, G. (1990) Food, sex, time, and effort in a small mammal: energy allocation strategies for survival and reproduction. Behaviour, 114, 190-204.
53. Petit, L.J., Petit, D.R., Petit, K.E. & Fleming, W.J. (1990) Intersexual and temporal variation in foraging ecology of prothonotary warblers during the breeding season. Auk, 107, 133-145.
54. Pitcher, K.W., Calkins, D.G. & Pendleton, G.W. (1998) Reproductive performance of female Stellar sea lions: an energetic-based reproductive strategy? Canadian Journal of Zoology, 76, 2075-2083.
55. Pomeroy, P.P., Fedak, M.A., Rothery, P. & Anderson, S. (1999) Consequences of maternal size for reproductive expenditure and pupping success of grey seals at North Rona, Scotland. Journal of Animal Ecology, 68, 235-253.
56. Ruckstuhl, K.E. (1998) Foraging behaviour and sexual segregation in bighorn sheep. Animal Behaviour, 56, 99-106.
57. Schoener, T.W. (1969) Models of optimal size for solitary predators. American Naturalist, 103, 277-313.
58. Schoener, T.W. (1971) Theory of feeding strategies. Annual Review of Ecological Systems, 2, 369-404.
59. Schreer, J.F. & Testa, J.W. (1996) Classification of Weddell seal diving behavior. Marine Mammal Science, 12, 227-250.
60. Springer, A.M., Platt, J.F. & VanVliet, G. (1996) Sea birds as proxies of marine habitats and food webs in the western Aleutian Arc. Fisheries Oceanography, 5, 45-55.
61. Stokke, S. & du Toit, J.T. (2000) Sex and size related differences in the dry season feeding patterns of elephants in Chobe National Park, Botswana. Ecography, 23, 70-80.
62. Thompson, D., Hammond, P.S., Nicholas, K.S. & Fedak, M.A. (1991) Movements, diving and foraging behaviour of grey seals (Halichoerus grypus). Journal of Zoology, London, 224, 223-232.
63. Watanuki, Y., Kato, A., Mori, Y. & Naito, Y. (1993) Diving performance of Adelie penguins in relation to food availability in fast sea-ice areas: comparison between years. Journal of Animal Ecology, 62, 634-646.
64. Watanuki, Y., Kato, A. & Naito, Y. (1996) Diving performance of male and female Japanese cormorants. Canadian Journal of Zoology, 74, 1098-1109.
65. White, R.G., Rowell, J.E. & Hauer, W.E. (1997) The role of nutrition, body condition and lactation on calving success in muskoxen. Journal of Zoology, London, 243, 13-20.
66. Whitehead, H. (1996) Variation in the feeding success of sperm whales: temporal scale, spatial scale and relationship to migrations. Journal of Animal Ecology, 65, 429-438.
67. Wilkinson, L.C. & Barclay, R.M.R. (1997) Differences inthe foraging behaviour of male and female big brown bats (Eptesicus fuscus) during the reproductive period. Ecoscience, 4, 279-285.
68. Williams, J.B. (1980) Intersexual niche partitioning in downy woodpeckers. Wilson Bulletin, 92, 439-451.
69. Williams, T.D., Ghebremeskel, K., Williams, G. & Crawford, M.A. (1992) Breeding and moulting fasts in Macaroni penguins: do birds exhaust their fat reserves? Comparitive Biochemistry and Physiology, 103A, 783-785.
70. Williamson, P. (1971) Feeding ecology of the red-eyed vireo (Vireo olivaceus) and associated foliage gleaning birds. Ecological Monographs, 41, 129-152.
71. Zwanenburg, K.C.T., Bowen, D., Bundy, A., Drinkwater, K., Frank, K., O'Boyle, R., Sameoto, D. & Sinclair, M. (2002) Decadal changes in the Scotian Shelf ecosystem. Large Marine Ecosystems of the North Atlantic, pp. 105-150. Elsevier Science, Oxford.