Ægir

Ukioqatigiit

Ægir - 01.09.1992, Qupperneq 12

Ægir - 01.09.1992, Qupperneq 12
452 ÆGIR 9/92 Caspian Seals. Phoca hispidda Screber, 1775; Phoca sibirica Gemlin, 1788 and Phoca caspica Gemlin, 1788. Kafli 2. In Ridgway, S.H. and R.J. Harrison, 1981 (eds.). Handbook of Marine Mammals. Volume 2 Seals Academic Press. London. Harwood, J. 1987. Competition between seals and fisheries. Sci. Prog. Oxf. 71,249-437. Harwood, J. and J.P. Croxall, 1988. The assessment of competition between seals and commercial fis- heries in the North Sea and the Antarctic. Marine mammal Science 4(1 ):12-33. Harwood, J. and J.J.D.Greenwood, 1985. Competit- ion between British grey seals and fisheries. Kafli 10. In Beddington, J.R. , R.J.H. Beverton and D.M. Lavigne, 1985 Marine Mammals and Fisheries. George Allen end Unwin Publ. London, 354 bls. Harwood, J. and A.R. Hiby. The effects of variation in population parameters on the energy requirem- ents of a hypothetical grey seal population. Kafli 20. In Beddington, J.R. , R.J.H. Beverton and D.M. Lavigne, 1985 Marine Mammals and Fisheries. George Allen and Unwin Publ. London, 354 bls. Harkönen, T.J. , 1988. Food-habitat relationship of harbour seals and black cormorants in Skagerak Kattegat. J. Zool. , Lond. 214:673-681 Haug, T. , A. B. Kröyer, K.T. Nilssen, K.l. Ugland, and P.E. Aspholm. 1991. Harp seal (Phoca groen- landica invasions on Norwegian coastal waters: age composition and feeding habits. ICES J. mar. Sci., 48:363-371. Innes, S. , D.M. Lavigne, W.m. Earle and K.M. Kovacs, 1987. Feeding rates of seals and whales. Journel of Animal Ecology 56:11 5-1 30. Kapel, F.O. and L.A. Angantyr, 1989. Feeding patt- erns of harp seal (Phoca groenlandica) in coastal waters of West Greenland, with note on off-shore feeding. I.C.E.S. Marine Mammals Committee /N:6. Kastalein, R.A. , P.R. Wiepkema and N. Vaughan, 1990. The food consumption of Grey seals (Halichoerus grypus) in humane care. Aquatic Mammals 15, 4:171-180. Keiver, K.M. , K. Ronald, and F.W.H. Beamish, 1984. Metabolizable energy requirements for maintenance and faecal and urinary losses of juvenile harp seals (Phoca groenlandica). Can. J. Zool. 62,5:769-776. Lavigne, D.m. , S. Innes, R.E.A. Stewart and G.A.J. Worthy, 1985. An annual energy budget for north- west Atlantic harp seals. Kafli 19. In Beddington, J.R. , R.J.H. Beverton and D.M. Lavigne, 1985 Marine Mammals and Fisheries. George Allen and Unwin Publ. London, 354 bls. Lowry, L.F. , K.J. Fost, ancl J.J. Burns, 1980. Van- ability in the Diet of Ringed Seals, Phoca hispida’ in Alaska. Can. J. Fish. Aquat. Sci. 37:2254-226!• Lydersen, C. , L.A. Angantyr, Ö. Wiig, and T. Orits- land, 1991. Feeding habits og Northern Atlantic harp seals (Phoca groenlandica) along the summfí ice edge of the Barents Sea. Can. J. Fish. Aqua1- Sci. 48.2180-2183. Nilssen, K.T. , T. Haug and V. Potelov, 1991- Fie studies of harp seal Phoca groenlandica d|Stl' bution and feeding ecology in the Barents Sea 111 September 1990. l.C.E.SS. Marine Mammas Committe /N:3. Nilssen, K.T. , P.E. Grotnes and T. Haug, 1992. The effect of invading harp seals (Phoca groenlandicð) on local coastal fish stocs of North Norway- F|S heries Research 13:25-37. Pitcher, K.W. , 1980. Stomach content and feces aS indivators of harbor seal, Phoca vitulina, foods 1,1 The Gulf of Alaska. Fihery Bulletin 78,3:797-798- Randall R. R. and J.K. Ling, 1981. Hooded Seal- C! stophora cristata Erxleben, 1777. Kafli 7. Ridgway, S.H. and R.J. Harrison, 1981 (eeS' Handbook of Marine Mammals. Volume 2 Sea Academic Press. London. Renouf, D and E. Noseworthy, 1990. Feeding cyc es in captive harbour seals (Phoca vitulina)'■ weig gain in spite of reduced food intake and increase thermal demands. Mar. Behav. Phys 17:203-212. Ronald, K. and P.J. Healey, 1981. Harp Seal. Pd°c groenlandica Erxleben, 1777. kafli 3. In Ridg'vaG S.H. and R.J. Harrison, 1981 (eds.) Handbook e Marine Mammals. Volume 2 Seals. Academ1 Press. London. R Ronald, K. , K.M. Keiver, F.W.H. Beamish, and ^ Frank, 1984. Energy requirements for maintenan and fecal and urinary losses of the greY 5 (Halichoerus grypus). Can. J. Zoo 62,6:1101-1105. r Thompson, P.M. and D. Miller, 1990. S.umP1 foraging activity and movements of radio-taghe common seals (Phoca vitulina L.) in the N10 ‘ Firth, Scotland. J. Appl. Ecol. 27:492-501. ^ Worthy, G.A.J. , 1987. Metabolism and grovVt o| young harp and grey seals. Can. J- ^ 65:1377-1382. . e Öritsland, N.A. and N.H. Markussen, 1990. Out ^ of a physiological based model for popula dynamics. Ecol. Modelling, 52:267-288.
Qupperneq 1
Qupperneq 2
Qupperneq 3
Qupperneq 4
Qupperneq 5
Qupperneq 6
Qupperneq 7
Qupperneq 8
Qupperneq 9
Qupperneq 10
Qupperneq 11
Qupperneq 12
Qupperneq 13
Qupperneq 14
Qupperneq 15
Qupperneq 16
Qupperneq 17
Qupperneq 18
Qupperneq 19
Qupperneq 20
Qupperneq 21
Qupperneq 22
Qupperneq 23
Qupperneq 24
Qupperneq 25
Qupperneq 26
Qupperneq 27
Qupperneq 28
Qupperneq 29
Qupperneq 30
Qupperneq 31
Qupperneq 32
Qupperneq 33
Qupperneq 34
Qupperneq 35
Qupperneq 36
Qupperneq 37
Qupperneq 38
Qupperneq 39
Qupperneq 40
Qupperneq 41
Qupperneq 42
Qupperneq 43
Qupperneq 44
Qupperneq 45
Qupperneq 46
Qupperneq 47
Qupperneq 48
Qupperneq 49
Qupperneq 50
Qupperneq 51
Qupperneq 52
Qupperneq 53
Qupperneq 54
Qupperneq 55
Qupperneq 56
Qupperneq 57
Qupperneq 58
Qupperneq 59
Qupperneq 60
Qupperneq 61
Qupperneq 62
Qupperneq 63
Qupperneq 64

x

Ægir

Direct Links

Hvis du vil linke til denne avis/magasin, skal du bruge disse links:

Link til denne avis/magasin: Ægir
https://timarit.is/publication/584

Link til dette eksemplar:

Link til denne side:

Link til denne artikel:

Venligst ikke link direkte til billeder eller PDfs på Timarit.is, da sådanne webadresser kan ændres uden advarsel. Brug venligst de angivne webadresser for at linke til sitet.