Search results
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Entanglement of pinnipeds at Marion Island
April 1991 to June 1995 at Marion Island, Southern Ocean. One of the individuals was an elephant seal ... : Entanglement of pinnipeds at Marion Island Approval: Approved ... Abstract: Forty-two sightings of 28 individual pinnipeds with neck collars were observed from ... . tropicalis. Fifty percent of neck collars on fur seals were removed. The incidence of entanglement of fur ...
Meeting Document : SC-CAMLR-XIV/BG/17 : Author(s): Delegation of South Africa
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Long term variability in the diet and reproductive performance of penguins at Bird Island, South Georgia
at the same location. Our results suggest that the availability of krill is a key source of diet ... (1989 to 2010) was examined for gentoo penguins Pygoscelis papua breeding at Bird Island, South Georgia ... present in 89 % of samples and were the main prey (> 50 % by mass) in 10 years of the study. Antarctic ... krill Euphausia superba were present in 85 % of all diet samples. Fish were present in 79 % of samples ...
Meeting Document : WG-EMM-17/P02 : Author(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan
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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 : Author(s): C.M. Waluda, S.L. Hill, H.J. Peat and P.N. Trathan (United Kingdom)
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Two decades of variability in krill predators at Bird Island, South Georgia and their potential as ecosystem indicators
Abstract: The breeding performance of seabirds and seals at Bird Island, South Georgia, in the ... , H.J. Peat and S. Fielding (United Kingdom) Title: Two decades of variability in krill predators at ... Southern Ocean, has been recorded annually for over two decades as part of a large marine ecosystem ... monitoring programme. We examined the mechanistic relationships between, and patterns of inter-annual ...
Meeting Document : WG-EMM-12/16 : Author(s): S.L. Hill, C.M. Waluda, H.J. Peat and S. Fielding (United Kingdom)
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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 : Author(s): 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 : Author(s): L. Pshenichnov (Ukraine)
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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 : Author(s): J. Forcada, I.J. Staniland, A.R. Martin, A.G. Wood and P.N. Trathan (United Kingdom)
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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 : Author(s): K. Reid (United Kingdom)
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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 : Author(s): A. Schultz and S.L. Petersen (South Africa)
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Annual report of research fishing operations at Subarea 48.6 in 2016/17 fishing season
. Author(s): Delegations of Japan and South Africa Title: Annual report of research fishing operations at ... Abstract: This paper represents the annual report of a multi-member longline survey on Antarctic ... toothfish (Dissostichus mawsoni) at Statistical Subarea 48.6 for 2016/17 fishing season by Japan and South ... Africa. The data set, C2 and Observer data, was provided by the CCAMLR Secretariat on the 20th of April ...
Meeting Document : WG-SAM-18/32 : Author(s): Delegations of Japan and South Africa