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Volumn 61, Issue 2, 2008, Pages 119-128

Estimating the number of walruses in svalbard from aerial surveys and behavioural data from satellite telemetry

Author keywords

Aerial survey; Digital photography; Haul out behaviour; Odobenus rosmarus; Satellite telemetry; Svalbard; Walrus

Indexed keywords

AERIAL SURVEY; BEHAVIOR; DIGITAL PHOTOGRAMMETRY; ESTIMATION METHOD; PHOTOGRAPHY; PINNIPED; TELEMETRY;

EID: 46849102587     PISSN: 00040843     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article
Times cited : (39)

References (29)
  • 1
    • 40949127244 scopus 로고    scopus 로고
    • Walrus (Odobenus rosmarus) field metabolic rate measured by the doubly labeled water method
    • ACQUARONE, M., BORN, E.W., and SPEAKMAN, J.R. 2006. Walrus (Odobenus rosmarus) field metabolic rate measured by the doubly labeled water method. Aquatic Mammals 32:363-369.
    • (2006) Aquatic Mammals , vol.32 , pp. 363-369
    • ACQUARONE, M.1    BORN, E.W.2    SPEAKMAN, J.R.3
  • 2
    • 0032189773 scopus 로고    scopus 로고
    • Population structure and gene flow of the Atlantic walrus (Odobenus rosmarus rosmarus) in the eastern Atlantic Arctic based on mitochondrial DNA and microsatellite variation
    • ANDERSEN, L.W., BORN, E.W., GJERTZ, I., WIIG, Ø., HOLM, L.-E., and BENDIXSEN, C. 1998. Population structure and gene flow of the Atlantic walrus (Odobenus rosmarus rosmarus) in the eastern Atlantic Arctic based on mitochondrial DNA and microsatellite variation. Molecular Ecology 7:1323-1336.
    • (1998) Molecular Ecology , vol.7 , pp. 1323-1336
    • ANDERSEN, L.W.1    BORN, E.W.2    GJERTZ, I.3    WIIG, Ø.4    HOLM, L.-E.5    BENDIXSEN, C.6
  • 3
    • 46849101035 scopus 로고    scopus 로고
    • ANONYMOUS. 1952. Fredning av hvalross (Protection of walruses). Kongelig Resolusjon (Royal Decree) 20. juni 1952 (In Norwegian). Available from Fiskeridepartementet, Øvre Slottsgate 2, P.O.B. 8188 Dep., 0032 Oslo, Norway.
    • ANONYMOUS. 1952. Fredning av hvalross (Protection of walruses). Kongelig Resolusjon (Royal Decree) 20. juni 1952 (In Norwegian). Available from Fiskeridepartementet, Øvre Slottsgate 2, P.O.B. 8188 Dep., 0032 Oslo, Norway.
  • 5
    • 84981562718 scopus 로고
    • Status of the Atlantic walrus Odobenus rosmarus rosmarus in the Svalbard area
    • BORN, E.W. 1984. Status of the Atlantic walrus Odobenus rosmarus rosmarus in the Svalbard area. Polar Research 2:27-45.
    • (1984) Polar Research , vol.2 , pp. 27-45
    • BORN, E.W.1
  • 6
    • 0030701934 scopus 로고    scopus 로고
    • Haul-out and diving activity of male Atlantic walruses (Odobenus rosmarus rosmarus) in NE Greenland
    • BORN, E.W., and KNUTSEN, L.Ø. 1997. Haul-out and diving activity of male Atlantic walruses (Odobenus rosmarus rosmarus) in NE Greenland. Journal of Zoology, London 243:381-396.
    • (1997) Journal of Zoology, London , vol.243 , pp. 381-396
    • BORN, E.W.1    KNUTSEN, L.Ø.2
  • 7
    • 0038722967 scopus 로고    scopus 로고
    • Underwater observations of foraging free-living Atlantic walruses (Odobenus rosmarus rosmarus) and estimates of their food consumption
    • BORN, E.W., RYSGAARD, S., EHLME, G., SEJR, M., ACQUARONE, M., and LEVERMANN, N. 2003. Underwater observations of foraging free-living Atlantic walruses (Odobenus rosmarus rosmarus) and estimates of their food consumption. Polar Biology 26:348-357.
    • (2003) Polar Biology , vol.26 , pp. 348-357
    • BORN, E.W.1    RYSGAARD, S.2    EHLME, G.3    SEJR, M.4    ACQUARONE, M.5    LEVERMANN, N.6
  • 8
    • 46749150863 scopus 로고    scopus 로고
    • Homing behaviour in an Atlantic walrus (Odobenus rosmarus rosmarus)
    • BORN, E.W., ACQUARONE, M., KNUTSEN, L.Ø., and TOUDAL, L. 2005. Homing behaviour in an Atlantic walrus (Odobenus rosmarus rosmarus). Aquatic Mammals 31:23-33.
    • (2005) Aquatic Mammals , vol.31 , pp. 23-33
    • BORN, E.W.1    ACQUARONE, M.2    KNUTSEN, L.Ø.3    TOUDAL, L.4
  • 9
    • 33645279026 scopus 로고    scopus 로고
    • Spring haul-out behavior of ringed seals (Pusa hispida) in Kongsfjorden, Svalbard
    • CARLENS, H., LYDERSEN, C., KRAFFT, B.A., and KOVACS, K.M. 2006. Spring haul-out behavior of ringed seals (Pusa hispida) in Kongsfjorden, Svalbard. Marine Mammal Science 22:379-393.
    • (2006) Marine Mammal Science , vol.22 , pp. 379-393
    • CARLENS, H.1    LYDERSEN, C.2    KRAFFT, B.A.3    KOVACS, K.M.4
  • 10
    • 46849099194 scopus 로고    scopus 로고
    • FAY, F.H. 1981. Walrus Odobenus rosmarus (Linnaeus, 1758). In: Ridgway, S.H., and Harrison, R.J., eds. Handbook of marine mammals. 1. The walrus, sea lions, fur seals and sea otter. London: Academic Press. 1-23.
    • FAY, F.H. 1981. Walrus Odobenus rosmarus (Linnaeus, 1758). In: Ridgway, S.H., and Harrison, R.J., eds. Handbook of marine mammals. Vol. 1. The walrus, sea lions, fur seals and sea otter. London: Academic Press. 1-23.
  • 11
    • 0342377364 scopus 로고
    • Influence of climate on the distribution of walruses, Odobenus rosmarus (Linnaeus). I. Evidence from thermoregulatory behavior
    • FAY, F.H., and RAY, C. 1968. Influence of climate on the distribution of walruses, Odobenus rosmarus (Linnaeus). I. Evidence from thermoregulatory behavior. Zoologica 53:1-18.
    • (1968) Zoologica , vol.53 , pp. 1-18
    • FAY, F.H.1    RAY, C.2
  • 12
    • 0036464182 scopus 로고    scopus 로고
    • Overcoming the constraints of long range radio telemetry from animals: Getting more useful data from smaller packages
    • FEDAK, M., LOVELL, P., McCONNELL, B., and HUNTER, C. 2002. Overcoming the constraints of long range radio telemetry from animals: Getting more useful data from smaller packages. Integrative and Comparative Biology 42:3-10.
    • (2002) Integrative and Comparative Biology , vol.42 , pp. 3-10
    • FEDAK, M.1    LOVELL, P.2    McCONNELL, B.3    HUNTER, C.4
  • 13
    • 46849106729 scopus 로고
    • Do polar bears prey on walruses in Svalbard?
    • In Norwegian with English summary
    • GJERTZ, I. 1990. Do polar bears prey on walruses in Svalbard? Fauna 43:54-56. (In Norwegian with English summary).
    • (1990) Fauna , vol.43 , pp. 54-56
    • GJERTZ, I.1
  • 14
    • 84974185373 scopus 로고
    • Feeding of walrus Odobenus rosmarus in Svalbard
    • GJERTZ, I., and WIIG, Ø. 1992. Feeding of walrus Odobenus rosmarus in Svalbard. Polar Record 28:57-59.
    • (1992) Polar Record , vol.28 , pp. 57-59
    • GJERTZ, I.1    WIIG, Ø.2
  • 15
    • 0028164555 scopus 로고
    • Past and present distribution of walruses in Svalbard
    • _. 1994. Past and present distribution of walruses in Svalbard. Arctic 47:34-42.
    • (1994) Arctic , vol.47 , pp. 34-42
    • GJERTZ, I.1    WIIG, Ø.2
  • 16
    • 0029478263 scopus 로고
    • The number of walruses (Odobenus rosmarus) in Svalbard in summer
    • _. 1995. The number of walruses (Odobenus rosmarus) in Svalbard in summer. Polar Biology 15:527-530.
    • (1995) Polar Biology , vol.15 , pp. 527-530
    • GJERTZ, I.1    WIIG, Ø.2
  • 17
    • 0035034273 scopus 로고    scopus 로고
    • Diving and haul-out patterns of walruses Odobenus rosmarus on Svalbard
    • GJERTZ, I., GRIFFITHS, D., KRAFFT, B.A., LYDERSEN, C., and WIIG, Ø. 2001. Diving and haul-out patterns of walruses Odobenus rosmarus on Svalbard. Polar Biology 24:314-319.
    • (2001) Polar Biology , vol.24 , pp. 314-319
    • GJERTZ, I.1    GRIFFITHS, D.2    KRAFFT, B.A.3    LYDERSEN, C.4    WIIG, Ø.5
  • 18
    • 0027878985 scopus 로고
    • Immobilization of walrus with etorphine hydrochloride and Zoletil
    • GRIFFITHS, D., WIIG, Ø., and GJERTZ, I. 1993. Immobilization of walrus with etorphine hydrochloride and Zoletil. Marine Mammal Science 9:250-257.
    • (1993) Marine Mammal Science , vol.9 , pp. 250-257
    • GRIFFITHS, D.1    WIIG, Ø.2    GJERTZ, I.3
  • 19
    • 0034970106 scopus 로고    scopus 로고
    • Summer diving behavior of male walruses in Bristol Bay, Alaska
    • JAY, C.V., FARLEY, S.D., and GARNER, G.W. 2001. Summer diving behavior of male walruses in Bristol Bay, Alaska. Marine Mammal Science 17:617-631.
    • (2001) Marine Mammal Science , vol.17 , pp. 617-631
    • JAY, C.V.1    FARLEY, S.D.2    GARNER, G.W.3
  • 20
    • 0028165340 scopus 로고
    • Activity of lactating ice-breeding grey seals, Halichoerus grypus, from the Gulf of St. Lawrence, Canada
    • LYDERSEN, C., HAMMILL, M.O., and KOVACS, K.M. 1994. Activity of lactating ice-breeding grey seals, Halichoerus grypus, from the Gulf of St. Lawrence, Canada. Animal Behaviour 48:1417-1425.
    • (1994) Animal Behaviour , vol.48 , pp. 1417-1425
    • LYDERSEN, C.1    HAMMILL, M.O.2    KOVACS, K.M.3
  • 21
    • 46849119412 scopus 로고    scopus 로고
    • NORDERHAUG, M. 1969. Hvalrossens (Odobenus rosmarus) forekomst i Svalbardområdet 1960-1967. Norsk Polarinstitutts Årbok. 146-150. (In Norwegian).
    • NORDERHAUG, M. 1969. Hvalrossens (Odobenus rosmarus) forekomst i Svalbardområdet 1960-1967. Norsk Polarinstitutts Årbok. 146-150. (In Norwegian).
  • 23
    • 46849086182 scopus 로고    scopus 로고
    • R DEVELOPMENT CORE TEAM. 2007. The R Project for statistical computing. www.r-project.org.
    • (2007)
  • 24
    • 0347300266 scopus 로고    scopus 로고
    • Haul-out behaviour of High Arctic harbour seals (Phoca vitulina vitulina) in Svalbard, Norway
    • REDER, S., LYDERSEN, C., ARNOLD, W., and KOVACS, K.M. 2003. Haul-out behaviour of High Arctic harbour seals (Phoca vitulina vitulina) in Svalbard, Norway. Polar Biology 27:6-16.
    • (2003) Polar Biology , vol.27 , pp. 6-16
    • REDER, S.1    LYDERSEN, C.2    ARNOLD, W.3    KOVACS, K.M.4
  • 25
    • 12244302263 scopus 로고    scopus 로고
    • Observer variability in pinniped counts: Ground-based enumeration of walruses at haul-out sites
    • UDEVITZ, M.S., JAY, C.V., and CODY, M.B. 2005. Observer variability in pinniped counts: Ground-based enumeration of walruses at haul-out sites. Marine Mammal Science 21:108-120.
    • (2005) Marine Mammal Science , vol.21 , pp. 108-120
    • UDEVITZ, M.S.1    JAY, C.V.2    CODY, M.B.3
  • 27
    • 0029668493 scopus 로고    scopus 로고
    • Migration of walrus (Odobenus rosmarus) in the Svalbard and Franz Josef Land area
    • WIIG, Ø., GJERTZ, I., and GRIFFITHS, D. 1996. Migration of walrus (Odobenus rosmarus) in the Svalbard and Franz Josef Land area. Journal of Zoology, London 238:769-784.
    • (1996) Journal of Zoology, London , vol.238 , pp. 769-784
    • WIIG, Ø.1    GJERTZ, I.2    GRIFFITHS, D.3
  • 28
    • 13844299725 scopus 로고    scopus 로고
    • An assessment of Greenland walrus populations. International Council for the Exploration of the Sea (ICES)
    • WITTING, L., and BORN, E.W. 2005. An assessment of Greenland walrus populations. International Council for the Exploration of the Sea (ICES) Journal of Marine Science 62:266-284.
    • (2005) Journal of Marine Science , vol.62 , pp. 266-284
    • WITTING, L.1    BORN, E.W.2
  • 29
    • 33748782777 scopus 로고    scopus 로고
    • Congener-specific accumulation and patterns of chlorinated and brominated contaminants in adult male walruses from Svalbard, Norway: Indications for individual-specific prey selection
    • WOLKERS, H., VAN BAVEL, B., ERICSON, I., SKOGLUND, E., KOVACS, K.M., and LYDERSEN, C. 2006. Congener-specific accumulation and patterns of chlorinated and brominated contaminants in adult male walruses from Svalbard, Norway: Indications for individual-specific prey selection. Science of the Total Environment 370:70-79.
    • (2006) Science of the Total Environment , vol.370 , pp. 70-79
    • WOLKERS, H.1    VAN BAVEL, B.2    ERICSON, I.3    SKOGLUND, E.4    KOVACS, K.M.5    LYDERSEN, C.6


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