Résultats de la recherche

1. TIMING OF CLUTCH INITIATION IN PYGOSCELIS PENGUINS ON THE ANTARCTIC PENINSULA: TOWARDS AN IMPROVED UNDERSTANDING OF OFF-PEAK CENSUS CORRECTION FACTORS

   through the breeding cycle. In this paper we present an analysis relating to both of these two challenges ... (62°28′ S, 60°46′ W), Admiralty Bay, King George Island (62°10′ S, 58°30′ W), Humble Island (64°46′ S ... , 64°06′ W), and Petermann Island (65°10′ S, 64°10′ W)) in relationship to potential drivers of clutch ... initiation in all three of the penguin species examined (Adélie, gentoo, and chinstrap). We present a ...

   Meeting Document : WG-EMM-PSW-08/15 : Auteur(s): H.J. Lynch, W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece (USA)

2. REPORT OF THE UK GROUNDFISH SURVEY AT SOUTH GEORGIA (CCAMLR SUB-AREA 48.3) IN JANUARY 2009

   Abstract:  In January 2009 the UK undertook a bottom trawl survey of CCAMLR Sub-area 48.3 on the ... FV Sil. A total of 71 random and representative 30 min tows were made giving good geographic coverage ... assumed to be 3+. Very few juvenile fish were observed except in the south eastern sector of the South ... GROUNDFISH SURVEY AT SOUTH GEORGIA (CCAMLR SUB-AREA 48.3) IN JANUARY 2009 Approval:  Approved ...

   Meeting Document : WG-FSA-09/09 : Auteur(s): M. Belchier, R.E. Mitchell, M.A. Collins, L. Kenny, M. Taylor, J. Nelson and L. Featherstone (United Kingdom)

3. Preliminary assessment of toothfish in Subarea 48.3

   were high numbers of the 2001 cohort in commercial catches in 2009 onwards.  It is likely that it is ... due to a combination of a strong 2001 cohort and a change in selectivity for the commercial fleet, but ... recruitment suggests a long-term yield of 3 200 t.  If year class strengths have been low since 1994 and ... surveys and the stabilisation of both SSB and CPUE that a long-term yield in the region of 2 000 tonnes ...

   Meeting Document : WG-FSA-11/33 Rev. 1 : Auteur(s): T. Peatman, R.E. Mitchell, G. Parkes and D.J. Agnew (United Kingdom)

4. Chinstrap penguins alter foraging and diving behaviour in response to krill size

   have fluctuated in recent years. We therefore examined the diet of chinstrap penguins at Livingston ... Abstract:  Penguins may exhibit plasticity in their diving and foraging behaviors in response to ... changes in prey availability. Chinstrap penguins are dependent predators of Antarctic krill in the Scotia ... Sea region. Both the sizes of krill found in penguin diets and acoustic estimates of krill biomass ...

   Meeting Document : WG-EMM-07/11 : Auteur(s): A.K. Miller and W.Z. Trivelpiece (USA)

5. Some specific characteristics of Dissostichus eleginoides biology in the vicinity of the Kerguelen Islands (Division 58.5.1)

   long-line fisheries in the vicinity of the Kerguelen Islands. Results of research made by the author on ... board the fishing vessel "Poltava" in the summer season 1991-1992 were the base for the ... present paper. Regular direct distribution of size groups D. eleginoides in depth range within the fishing ... area on the northern slope of shelf was revealed. Difference in feeding spectrum of these groups was ...

   Meeting Document : WG-FSA-96/16 : Auteur(s): Pshenichnov, L.K.

6. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season

   here. The number of seals observed entangled in the winter (13) represented an 86 % increase on the ... records started. Two animals (15 %) were entangled in polypropylene straps, down by 50 % on the 1997 ... entangled in the summer (24) was the fourth lowest total recorded, being 84 % more than the 1997/8 summer ... of animals showing severe injuries (30 %) was a contrast to 1997/98 when none was noted ...

   Meeting Document : SC-CAMLR-XVIII/BG/05 : Auteur(s): Delegation of the United Kingdom

7. Soviet krill fishery in 1977–1992, Part 1. Distribution, fishing effort, interannual situation patterns

   types of FE distribution in subsequent groups of years: Type I: 1981 and 1982, partly 1979/1980: FE was ... Abstract:  The data on Soviet krill fishery in i977-1992 are presented. The fishing effort (FE ... ) developed in 1977-1991 was 50086 fishing days in total. According to the pictures presented FE was ... concentrated in subarea 48.1 in January-April, then moved to 48.3 via 48.2. Type II: 1983, 1984, 1985, and 1986 ...

   Meeting Document : WG-EMM-01/57 : Auteur(s): F.F. Litvinov, V.A. Sushin, G.A. Chernega and O.A. Berezhinskiy (Russia)

8. IDENTIFYING PATTERNS IN DIET OF MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) AT SOUTH GEORGIA USING BOOTSTRAPPED CONFIDENCE INTERVALS OF A DIETARY INDEX

   significantly between years and age classes but there was little regional difference in diet. In general diet ... Abstract:  Ontogenetic, inter-annual and regional variations in diet were investigated in mackerel ... icefish, Champsocephalus gunnari, in three successive summer seasons around South Georgia. Stomachs from ... sp. and took smaller quantities of E. superba. In a season of poor krill availability (summer of 2003 ...

   Meeting Document : WG-FSA-08/29 : Auteur(s): C.E. Main, M.A. Collins, R. Mitchell and M. Belchier (UK)

9. Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994

   in common levels, equivalent to those of previous years (e.g. 1985, 1992). However, high proportions ... Abstract:  The diet composition of the icefish Champsocephalus gunnari caught in the Subarea 48.3 ... in February/March 1994 was analyzed using the frequency of occurrence (%) method. Krill (Euphausia ... and Shag Rocks; fish were found in the stomachs more frequently than in past seasons around South ...

   Meeting Document : WG-FSA-94/27 : Auteur(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)

10. Proposal for the establishment of a marine CCAMLR MPA in the Weddell Sea (Antarctica) – First conceptual outline

    Abstract:  In recent years, CCAMLR member states undertook substantial efforts to designate marine ... protected areas (MPAs) in the Southern Ocean. While MPA planning for six domains is underway, for three ... domains CCAMLR member states were asked to take the lead in MPA planning. At the CCAMLR meeting in 2012 ... , the Commission welcomed the offer of Germany to take the lead in developing a Weddell Sea MPA for ...

    Meeting Document : WG-EMM-13/22 : Auteur(s): K. Teschke, B. Dorschel, J. Gutt, S. Hain, H. Hellmer, K. Jerosch, R. Knust, K.-H. Kock, M. Schlüter, V. Siegel and T. Brey (Germany)

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