Seasonal, sexual and anatomical variability in the adipose tissue of polar bears (Ursus maritimus)

Journal of Zoology

Volumn 269, Issue 1, 2006, Pages 65-76

  Thiemann, G W ^a   Iverson, S J ^a   Stirling, I ^b  

^a DALHOUSIE UNIVERSITY   (Canada)

^b ENVIRONMENT CANADA   (Canada)

Author keywords

Adipose tissue; Fatty acid; Lipid content; Polar bear; Stratification

Indexed keywords

BEAR; SEASONAL VARIATION; SEX-RELATED DIFFERENCE;

BACULUM; URSUS MARITIMUS;

EID: 33645530559     PISSN: 09528369     EISSN: 14697998     Source Type: Journal    
DOI: 10.1111/j.1469-7998.2006.00084.x     Document Type: Article

References (81)

1. Ackman R.G. Eaton C.A. 1966 Lipids of the fin whale (Balaenoptera physalus) from North Atlantic waters. III. Occurrence of eicosenoic and docosenoic fatty acids in the zooplankton Meganyctiphanes norvegica (M. Sars) and their effect on whale oil composition. Can. J. Biochem. 44 1561 1566.
2. Aguilar A. Borrell A. 1990 Patterns of lipid content and stratification in the blubber of fin whales (Balaenoptera physalus). J. Mamm. 71 544 554.
3. Atkinson S.N. Nelson R.A. Ramsay M.A. 1996 Changes in the body composition of fasting polar bears (Ursus maritimus) the effect of relative fatness on protein conservation. Physiol. Zool. 69 304 316.
4. Atkinson S.N. Ramsay M.A. 1995 The effects of prolonged fasting of the body composition and reproductive success of female polar bears (Ursus maritimus). Funct. Ecol. 9 559 567.
5. Banskalieva V. 1996 Effect of age, physiological state and nutrition on fatty acid composition in depot fat and ruminal volatile fatty acids in sheep. Small Rumin. Res. 24 37 42.
6. Bas P. Chilliard Y. Morand-Fehr P. Rouzeau A. Mandran N. 1987 Composition of adipose tissue in alpine goats during late lactation. Ann. Zootech. 36 361 374.
7. Beck C.A. Bowen W.D. Iverson S.J. 2003 Sex differences in the seasonal patterns of energy storage and expenditure in a phocid seal. J. Anim. Ecol. 72 280 291.
8. Beck G.G. Smith T.G. Hammill M.O. 1993 Evaluation of body condition in the northwest Atlantic harp seal (Phoca groenlandica). Can. J. Fish. Aquat. Sci. 50 1372 1381.
9. Best R.C. 1984 Digestibility of ringed seals by the polar bear. Can. J. Zool. 63 1033 1036.
10. Bowen W.D. Oftedal O.T. Boness D.J. 1992 Mass and energy transfer during lactation in a small phocid, the harbour seal (Phoca vitulina). Physiol. Zool. 65 844 866.
11. Budge S.M. Iverson S.J. Bowen W.D. Ackman R.G. 2002 Among- and within-species variability in fatty acid signatures of marine fish and invertebrates on the Scotian Shelf, Georges Bank, and southern Gulf of St. Lawrence. Can. J. Fish. Aquat. Sci. 59 886 898.
12. Calvert W. Ramsay M.A. 1998 Evaluation of age determination of polar bears by counts of cementum growth layer groups. Ursus 10 449 453.
13. Colby R.H. Mattacks C.A. Pond C.M. 1993 The gross anatomy, cellular structure and fatty acid composition of adipose tissue in captive polar bears (Ursus maritimus). Zoo Biol. 12 267 275.
14. Cook H.W. Lentfer J.W. Pearson A.M. Baker B.E. 1970 Polar bear milk. IV. Gross composition, fatty acid, and mineral constitution. Can. J. Zool. 48 217 219.
15. Cooper M.H. 2005 Fatty acid metabolism in marine carnivores: implications for quantitative estimation of predator diets. PhD thesis, Dalhousie University.
16. Derocher A.E. Andriashek D. Arnould J.P.Y. 1993 Aspects of milk composition and lactation in polar bears. Can. J. Zool. 71 561 567.
17. Derocher A.E. Lunn N.J. Stirling I. 2004 Polar bears in a warming climate. Integr. Comp. Biol. 44 163 176.
18. Derocher A.E. Nelson R.A. Stirling I. Ramsay M.A. 1990 Effects of fasting and feeding on serum urea and serum creatinine levels in polar bears. Mar. Mamm. Sci. 6 196 203.
19. Derocher A.E. Stirling I. 1995 Temporal variation in reproduction and body mass of polar bears in western Hudson Bay. Can. J. Zool. 73 1657 1665.
20. Derocher A.E. Stirling I. 1996 Aspects of survival in juvenile polar bears. Can. J. Zool. 74 1246 1252.
21. Derocher A.E. Stirling I. 1998 Maternal investment and factors affecting offspring size in polar bears (Ursus maritimus). J. Zool. (Lond.) 245 253 260.
22. Derocher A.E. Stirling I. Andriashek D. 1992 Pregnancy rates and serum progesterone levels of polar bears in western Hudson Bay. Can. J. Zool. 70 561 566.
23. Dewey K.G. Heinig M.J. Nommsen L.A. 1993 Maternal weight-loss patterns during prolonged lactation. Am. J. Clin. Nutr. 58 162 166.
24. Enevoldsen L.H. Simonsen L. Stallknecht B. Galbo H. Bulow J. 2001 In vivo human lipolytic activity in preperitoneal and subdivisions of subcutaneous abdominal adipose tissue. Am. J. Physiol. Endocrinol. Metab. 281 E1110 E1114.
25. Evans K. Hindell M.A. Thiele D. 2003 Body fat and condition in sperm whales, Physeter macrocephalus, from southern Australian waters. Comp. Biochem. Physiol. A 134 847 862.
26. Farley S.D. Robbins C.T. 1995 Lactation, hibernation, and mass dynamics of American black bears and grizzly bears. Can. J. Zool. 73 2216 2222.
27. Florant G.L. Nuttle L.C. Mullinex D.E. Rintoul D.A. 1990 Plasma and white adipose tissue lipid composition in marmots. Am. J. Physiol. Regul. Integr. Comp. Physiol. 258 1123 1131.
28. Gough W.A. Cornwell A.R. Tsuji L.J.S. 2004 Trends in seasonal sea ice duration in southwestern Hudson Bay. Arctic 57 299 305.
29. Grahl-Nielsen O. Andersen M. Derocher A.E. Lydersen C. Wiig Ø. Kovacs K.M. 2003 Fatty acid composition of the adipose tissue of polar bears and their prey ringed seals, bearded seals and harp seals. Mar. Ecol. Prog. Ser. 265 275 282.
30. Grahl-Nielsen O. Andersen M. Derocher A.E. Lydersen C. Wiig Ø. Kovacs K.M. 2004 Reply to comment on Grahl-Nielsen et al. (2003) sampling, data treatment and predictions in investigations on fatty acids in marine mammals. Mar. Ecol. Prog. Ser. 281 303 306.
31. Grigor M.R. Allan J.E. Carrington J.M. Carne A. Geursen A. Young D. Thompson M.P. Haynes E.B. Coleman R.A. 1987 Effect of dietary protein and food restriction on milk production and composition, maternal tissues and enzymes in lactating rats. J. Nutr. 117 1247 1258.
32. Hilditch T.P. Williams P.N. 1964 The chemical constitution of natural fats. London Chapman & Hall.
33. Hood R.L. Allen C.E. 1973 Lipogenic enzyme activity in adipose tissue during the growth of swine with different propensities to fatten. J. Nutr. 103 353 362.
34. Innis S.M. Kuhnlein H.V. 1987 The fatty acid composition of Northern-Canadian marine and terrestrial mammals. Acta Med. Scanda. 222 105 109.
35. Iverson S.J. 2002 Blubber. In Encyclopedia of marine mammals 107 112. Perrin W.F. Würsig B. Thewissen J.G.M. (Eds). New York Academic Press.
36. Iverson S.J. Field C. Bowen W.D. Blanchard W. 2004 Quantitative fatty acid signature analysis a new method of estimating predator diets. Ecol. Monogr. 74 211 235.
37. Iverson S.J. Frost K.J. Lang S.L.C. 2002 Fat content and fatty acid composition of forage fish and invertebrates in Prince William Sound, Alaska factors contributing to among and within species variability. Mar. Ecol. Prog. Ser. 241 161 181.
38. Iverson S.J. Frost K.J. Lowry L.F. 1997 Fatty acid signatures reveal fine scale structure of foraging distribution of harbor seals and their prey in Prince William Sound, Alaska. Mar. Ecol. Prog. Ser. 151 255 271.
39. Iverson S.J. Lang S.L.C. Cooper M.H. 2001 Comparison of the Bligh and Dyer and Folch methods for total lipid determination in a broad range of marine tissue. Lipids 36 1283 1287.
40. Iverson S.J. Oftedal O.T. Bowen W.D. Boness D.J. Sampugna J. 1995 Prenatal and postnatal transfer of fatty acids from mother to pup in the hooded seal. J. Comp. Physiol. B 165 1 12.
41. Iverson S.J. Springer A.M. 2002 Estimating seabird diets using fatty acids: protocol development and testing of ReFER hypotheses. Report to the National Pacific Marine Research Program, University of Alaska, Fairbanks.
42. Iverson S.J. Stirling I. Lang S. (in press). Spatial and temporal variation in the diets of polar bears across the Canadian arctic indicators of changes in prey populations and environment. Symp. Zool. Soc. Lond.
43. Kalkhoff R.K. Kissebah A.H. Kim H.J. 1978 Carbohydrate and lipid metabolism during normal pregnancy relationship to gestational hormone action. Semin. Perinatol. 2 291 307.
44. Knopp R.H. Saudek C.D. Arky R.A. O'Sullivan J.B. 1973 Two phases of adipose tissue metabolism in pregnancy maternal adaptations for fetal growth. Endocrinology 92 984 988.
45. Kolenosky G.B. Lunn N.J. Greenwood C.J. Abraham K.F. 1989 Estimating the weight of polar bears from body measurements. J. Wildl. Mgmt. 53 188 190.
46. Koopman H.N. 2001 The structure and function of the blubber of odontocetes. PhD thesis, Nicholas School of the Environment, Duke University.
47. Koopman H.N. Iverson S.J. Gaskin D.E. 1996 Stratification and age-related differences in blubber fatty acids of the male harbour porpoise (Phocoena phocoena). J. Comp. Physiol. B 165 628 639.
48. Koopman H.N. Pabst D.A. McLellan W.A. Dillaman R.M. Read A.J. 2002 Changes in blubber distribution and morphology associated with starvation in the harbor porpoise (Phocoena phocoena) evidence for regional differences in blubber structure and function. Physiol. Biochem. Zool. 75 498 512.
49. Laurien-Kehnen C. Trillmich F. 2003 Lactation performance of guinea pigs (Cavia porcellus) does not respond to experimental manipulation of pup demands. Behav. Ecol. Sociobiol. 53 145 152.
50. Layton H. 1998 Development of digestive capabilities and improvement of diet utilization by mink pre- and post-weaning with emphasis on gastric lipase. MSc thesis, Nova Scotia Agricultural College.
51. Lentfer J.W. 1975 Polar bear denning on drifting sea ice. J. Mammal. 56 716 718.
52. Lockyer C. 1986 Body fat condition in northeast Atlantic fin whales, Balaenoptera physalus, and its relationship with reproduction and food resource. Can. J. Fish. Aquat. Sci. 43 142 147.
53. Lunn N.J. Stirling I. 1985 The significance of supplemental food to polar bears during the ice-free period of Hudson Bay. Can. J. Zool. 63 2291 2297.
54. Martin A.D. Daniel M.Z. Drinkwater D.T. Clarys J.P. 1994 Adipose tissue density, estimated adipose tissue lipid fraction and whole body adiposity in male cadavers. Int. J. Obes. Relat. Metab. Disord. 18 79 83.
55. Mau T.L. Castellini M.A. 2001 Control mechanisms of fattening in a large whale, Balaena mysticetus, and considerations in determining body condition. FASEB J. 15 A90.
56. McNamara J.P. Hillers J.K. 1986 Adaptations in lipid metabolism of bovine adipose tissue in lactogenesis and lactation. J. Lipid Res. 27 150 157.
57. Moreau-Hamsany C. Castex C. Hoo-Paris R. Kacemi N. Sutter B. 1988 Hormonal control of lipolysis from the white adipose tissue of hibernating jerboa (Jaculus orientalis). Comp. Biochem. Physiol. A 91 665 669.
58. Nelson R.A. Folk G.E. Jr. Pfeiffer E.W. Craighead J.J. Jonkel C.J. Steiger D.L. 1983 Behavior, biochemistry, and hibernation in black, grizzly, and polar bears. Int. Conf. Bear Res. Mgmt. 5 284 290.
59. Polischuk S.C. Norstrom R.J. Ramsay M.A. 2002 Body burdens and tissue concentrations of organochlorines in polar bears (Ursus maritimus) vary during seasonal fasts. Environ. Pollut. 118 29 39.
60. Pond C.M. Mattacks C.A. 2003 The source of fatty acids incorporated into proliferating lymphoid cells in immune-stimulated lymph nodes. Br. J. Nutr. 89 375 382.
61. Pond C.M. Mattacks C.A. Colby R.H. Ramsay M.A. 1992 The anatomy, chemical composition, and metabolism of adipose tissue in wild polar bears (Ursus maritimus). Can. J. Zool. 70 326 341.
62. Pond C.M. Mattacks C.A. Colby R.H. Tyler N.J.C. 1993 The anatomy, chemical composition and maximum glycolytic capacity of adipose tissue in wild Svalbard reindeer (Rangifer tarandus platyrhynchus) in winter. J. Zool. (Lond.) 229 17 40.
63. Pond C.M. Mattacks C.A. Gilmour I. Johnston M.A. Pillinger C.T. Prestrud P. 1995 Chemical and carbon isotopic composition of fatty acids in adipose tissue as indicators of dietary history in wild arctic foxes (Alopex lagopus) on Svalbard. J. Zool. (Lond.) 236 611 623.
64. Raclot T. Groscolas R. Cherel Y. 1998 Fatty acid evidence for the importance of myctophid fishes in the diet of king penguins, Aptenodytes patagonicus. Mar. Biol. 132 523 533.
65. Ramsay M.A. Hobson K.A. 1991 Polar bears make little use of terrestrial food webs evidence from stable-carbon isotope analysis. Oecologia 86 598 600.
66. Ramsay M.A. Mattacks C.A. Pond C.M. 1992 Seasonal and sex differences in the structure and chemical composition of adipose tissue in wild polar bears (Ursus maritimus). J. Zool. (Lond.) 228 533 544.
67. Ramsay M.A. Stirling I. 1986 On the mating system of polar bears. Can. J. Zool. 64 2142 2151.
68. Rouvinen K. Kiiskinen T. 1989 Influence of dietary fat source on the body fat composition of mink (Mustela vison) and blue fox (Alopex lagopus). Acta Agric. Scand. 39 279 288.
69. Schemmel R. 1976 Physiological considerations of lipid storage and utilization. Am. Zool. 16 661 670.
70. Stirling I. Calvert W. Andriashek D. 1980 Population ecology studies of the polar bear in the area of southeastern Baffin Island. Canadian Wildlife Service Occasional Paper No. 44.
71. Stirling I. Calvert W. Andriashek D. 1984 Polar bear (Ursus maritimus) ecology and environmental considerations in the Canadian High Arctic. In Northern ecology and resource management 201 222. Olson R. Hastings R. Geddes F. (Eds). Edmonton University of Alberta Press.
72. 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. Canadian Wildlife Service Occasional Paper No. 33.
73. Stirling I. Lunn N.J. Iacozza J. 1999 Long-term trends in the population ecology of polar bears in western Hudson Bay in relation to climatic change. Arctic 52 294 306.
74. Stirling I. Lunn N.J. Iacozza J. Elliott C. Obbard M. 2004 Polar bear distribution and abundance on the southwestern Hudson Bay coast during open water season, in relation to population trends and annual ice patterns. Arctic 57 15 26.
75. Stirling I. Spencer C. Andriashek D. 1989 Immobilization of polar bears (Ursus maritimus) with Telazol in the Canadian Arctic. J. Wildl. Dis. 25 159 168.
76. Struntz D.J. McLellan W.A. Dillaman R.M. Blum J.E. Kucklick J.R. Pabst D.A. 2004 Blubber development in bottlenose dolphins (Tursiops truncatus). J. Morphol. 259 7 20.
77. Thiemann G.W. Budge S.M. Bowen W.D. Iverson S.J. 2004a Comment on Grahl-Nielsen et al. (2003) 'Fatty acid composition of the adipose tissue of polar bears and of their prey ringed seals, bearded seals and harp seals'. Mar. Ecol. Prog. Ser. 281 297 301.
78. Thiemann G.W. Budge S.M. Iverson S.J. 2004b Determining blubber fatty acid composition a comparison of in situ direct and traditional methods. Mar. Mamm. Sci. 20 284 295.
79. Vernon R.G. Clegg R.A. Flint D.J. 1986 Adipose tissue metabolism in sheep response to season and its modulation by reproductive state. Horm. Metab. Res. 18 308 312.
80. Watts P.D. Hansen S.E. 1987 Cyclic starvation as a reproductive strategy in the polar bear. Symp. Zool. Soc. Lond. 57 305 318.
81. Zar J.H. 1999 Biostatistical analysis. 4th edn. Upper Saddle River, NJ Prentice-Hall Inc.