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Interactions between cetaceans and fisheries in Southern Ocean
Abstract: Soon after longlining on Patagonian toothfish (Dissostichus eleginoides) started in the ... Southern Ocean in the second half of the 1980’s, interactions of cetaceans with these fisheries became ... apparent. The two species primarily involved were orcas (killer whales) (Orcinus orca) and male sperm ... whales (Physeter macrocephalus). Both species took substantial number of fish from the line primarily ...
Meeting Document : WG-FSA-05/11 : Автор(ы): K.-H. Kock (Germany), M. Purves (South Africa) and G. Duhamel (France)
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Сотрудничество с другими организациями: Соглашения с международными организациями
the Conservation of Southern Bluefin Tuna (CCSBT) and South Pacific Regional Fisheries Management ... Organisation (SPRFMO)) expire after CCAMLR-XXXVII. Activity under these arrangements has generally been ... restricted to exchange of reports and invitation to meetings. The Secretariat proposes that this be extended ... tagging program, and to cooperation with the CCAMLR Catch Documentation Scheme for Dissostichus spp. (CDS ...
Meeting Document : CCAMLR-XXXVII/10 : Автор(ы): CCAMLR Secretariat
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Предложение о создании морского охраняемого района В регионе моря Росса
comments regarding the Ross Sea Region MPA proposal. At the end of CCAMLR XXXIV we submitted a revised MPA ... Abstract: The delegations of New Zealand and the United States submit this revised proposal for ... the establishment of a marine protected area (MPA) in the Ross Sea Region (“Ross Sea Region Marine ... Protected Area”) by the Commission for the Conservation of Antarctic Marine Living Resources (Commission or ...
Meeting Document : CCAMLR-XXXV/25 Rev. 1 : Автор(ы): Delegations of New Zealand and the USA
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Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)
distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... Abstract: At WG-SAM-16, the Working Group discussed the implications of toothfish moving long ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ... to date the majority of tagged toothfish movements were very restricted in distance and requested ...
Meeting Document : WG-FSA-16/25 Rev. 1 : Автор(ы): CCAMLR Secretariat
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Sampling toothfish from longlines with unequal probabilities
does not particularly matter if an observer starts sampling before or after the correct basket arrives ... Abstract: To obtain a representative sample of the catch taken by toothfish longliners, CCAMLR ... observers are recommended to sample a quota of the first 30 fish that are caught during a sampling session ... proportion to toothfish density on the line. The present recommendation therefore indicates sampling with ...
Meeting Document : WG-FSA-03/85 : Автор(ы): J.R. Ashford (USA)
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Diet composition of Antarctic toothfish
Abstract: To identify the important prey items for pre-recruit Antarctic toothfish in the SSRUs ... fishing vessel. In the previous studies, similarities in total FA compositions and the FA profiles in ... muscle tissue of Antarctic toothfish, bycatch specimen and icefish in the stomachs indicated a trophic ... connection between the toothfish and icefish. In this study, similarities in the δ13C values δ15N values of ...
Meeting Document : WG-FSA-16/06 : Автор(ы): Delegation of the Republic of Korea
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Age distribution of breeding female Antarctic fur seals in relation to changes in population growth rate
Abstract: The age distribution of breeding female Antarctic fur seals at Bird Island, South ... Georgia, in 1988 was compared with the age distribution of a sample obtained in 1971-1973. The mean age in ... 1971-1973 was 7.41 (SE = 0.26) years and in 1988 it was 6.93 (SE = 0.20) years. After correction for ... age-dependent arrival time at the pupping beach in 1988, the mean age was 6.22 (SE = 0.14 years ...
Meeting Document : WG-CEMP-91/21 : Автор(ы): I.L. Boyd, N.J. Lunn, P. Rothery and J.P. Croxall (United Kingdom)
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IMPLEMENTATION OF FISHERY CONSERVATION MEASURES IN 2009/10
notified to Members in November 2009 (COMM CIRC 09/120, SC CIRC 09/61), and the CMs became binding in May ... 2010. These CMs and resolutions were published in the Schedule of Conservation Measures in Force in ... 2009/10 (see CCAMLR-XXIX/BG/9 for summary). 2. The implementation of CMs dealing with fisheries, data ... is discussed in this paper. The implementation of CMs focused on compliance and the System of ...
Meeting Document : CCAMLR-XXIX/BG/10 : Автор(ы): Secretariat
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Chinstrap penguins alter foraging and diving behaviour in response to krill size
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 ... have fluctuated in recent years. We therefore examined the diet of chinstrap penguins at Livingston ... shift to deep dives after sundown, and then resumed their shallower pattern at sunrise. These nighttime ...
Meeting Document : WG-EMM-07/11 : Автор(ы): A.K. Miller and W.Z. Trivelpiece (USA)
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Age validation of Patagonian toothfish (Dissostichus eleginoides) from Heard and Macquarie Islands
number of observed increments after the mark in relation to the time-at-liberty between tagging and ... counting presumed growth increments on the sectioned face of sagittal otoliths. While there is a general ... consensus that the observed increments represent annual events, no direct validation has been provided for ... this species. This study attempts to validate the annual increments using strontium (Sr) marked ...
Meeting Document : WG-FSA-05/60 : Автор(ы): K. Krusic-Golub and R. Williams (Australia)
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