Résultats de la recherche
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Diet variability and reproductive performance of macaroni penguins (Eudyptes chrysolophus) at Bird Island, South Georgia
performance of macaroni penguins (Eudyptes chrysolophus) at Bird Island, South Georgia Approval: Approved ... Abstract: We analysed summer diet and fledging mass of macaroni penguins Eudyptes chrysolophus ... breeding at Bird Island, South Georgia during the crèche period (January and February) between 1989 and ... 2010. Crustaceans were the main prey accounting for over 90 % of the diet by mass. Antarctic krill ...
Meeting Document : WG-EMM-12/17 : Auteur(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan (United Kingdom)
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ON INCIDENTAL MORTALITY OF ANTARCTIC KRILL AT KRILL FISHERY
40-50% of the «percolated» individuals were injured, at the same time while «punched» through small ... Abstract: Analysis of the Antarctic krill (Euphausia superba) commercial and research fishery in ... 1970-ies and 1980-ies showed that different modifications of midwater trawls applied had comparatively ... meshes of the trawl codend 60 to 100% of individuals perished. There are two main aspects of this problem ...
Meeting Document : WG-EMM-09/11 : Auteur(s): L. Pshenichnov (Ukraine)
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A POPULATION ESTIMATE OF MACARONI PENGUINS (EUDYPTES CHRYSOLOPHUS) AT SOUTH GEORGIA
ESTIMATE OF MACARONI PENGUINS (EUDYPTES CHRYSOLOPHUS) AT SOUTH GEORGIA Approval: Approved ... Abstract: This paper describes methods and results from a recent aerial survey of the macaroni ... penguin population at South Georgia. Author(s): P.N. Trathan (United Kingdom) Title: A POPULATION ...
Meeting Document : WG-EMM-PSW-08/04 : Auteur(s): P.N. Trathan (United Kingdom)
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Estimating abundance of Antarctic fur seals at South Georgia
abundance of Antarctic fur seals at South Georgia. The estimate is based on photographic counts of all the ... Kingdom) Title: Estimating abundance of Antarctic fur seals at South Georgia Approval: Approved ... Abstract: This paper presents a description of the statistical approach developed to estimate ... total population size carrying over multiple sources of uncertainty from estimates of proportions of ...
Meeting Document : WG-EMM-14/09 : Auteur(s): J. Forcada, I.J. Staniland, A.R. Martin, A.G. Wood and P.N. Trathan (United Kingdom)
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Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability
Abstract: Three separate acoustic surveys of Antarctic krill (Euphausia superba) were conducted ... newly-planned five-year series of observations designed to complement and extend an existing time series ... restricted to four transects within a box to the north-west of South Georgia. The dedicated mid-season survey ... , north-east and south-west of the island. Together these surveys provided temporally and spatially ...
Meeting Document : WG-EMM-01/15 : Auteur(s): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)
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Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
Abstract: The principal results of the monitoring survey on marine debris carried out at Cape ... of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season Approval ... total of 4 251 articles with a total weight of 65.8 kg were obtained. As occurred in previous seasons ... fisheries were 1 195 articles (strapping bands and net pieces). The total density of marine debris collected ...
Meeting Document : CCAMLR-XV/BG/27 : Auteur(s): Delegation of Chile
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Absence of haematozoa in breeding macaroni Eudyptes chrysolophus and rockhopper E. chrysocome penguins at Marion Island
Abstract: Haematozoan infections cause the death of penguins in captivity, but seldom in the wild ... smears from eastern rock-hopper penguins E. chrysocome filholi at subantarctic Marion Island between ... October and November 2001. Discussion centres on the possibility of vector introduction and establishment ... under conditions of climatic and/or anthropogenic change. Author(s): A. Schultz and S.L. Petersen ...
Meeting Document : WG-EMM-03/19 : Auteur(s): A. Schultz and S.L. Petersen (South Africa)
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Combined standardised indices of predator performance at Bird Island, South Georgia, 1973¬–2002
Abstract: Long-term data on the reproductive performance of krill predators at Bird Island, South ... . Reid (United Kingdom) Title: Combined standardised indices of predator performance at Bird Island ... different time-scales. The output from all three CSIs indicated that in 2002 there were no indications of ...
Meeting Document : WG-EMM-02/19 : Auteur(s): K. Reid (United Kingdom)
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The population of Mirounga leonina at stranger point (25 de Mayo – King George I.)
Abstract: This paper includes information on the trend of the elephant seal population at ... of Argentina Title: The population of Mirounga leonina at stranger point (25 de Mayo – King George I ... male component was affected in 1987 (r=-0.463). A possible influence of El Niño Southern Oscillation ...
Meeting Document : SC-CAMLR-VII/BG/33 : Auteur(s): Delegation of Argentina
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Abundance estimation of Adélie penguins colony at Esperanza/Hope Bay
Abstract: We conducted a whole-colony census of the Adélie penguin colony at Esperanza/ Hope Bay ... , similar to what has been observed in other colonies throughout the WAP. The assessment of this population ... will contribute to the estimate of total predator biomass in Area 48. Author(s): M.M. Santos, N.R ... . Coria, E. Barrera-Oro (Argentina) and J.T. Hinke (USA) Title: Abundance estimation of Adélie penguins ...
Meeting Document : WG-EMM-13/43 : Auteur(s): M.M. Santos, N.R. Coria, E. Barrera-Oro (Argentina) and J.T. Hinke (USA)