Search results
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The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia
Abstract: The diet of lactating female Antarctic fur seals Arctocephalus gazella at South Georgia ... was investigated during the pup rearing period (January- March) of 1991-1994. Antarctic Krill ... Euphausia superba was the main prey item, occurring in 88% of all scats (n=497), whereas fish occurred in 47 ... % and squid in 5%. There was considerable intra and inter-annual variation in the characteristics of ...
Meeting Document : WG-EMM-95/28 : Author(s): Arnould, J.P.Y., Reid, K.
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015 - Part B: Description of available spatial data
Abstract: Germany intends to present the Scientific Committee the scientific background and ... justification for the development of a marine protected area (MPA) in the Weddell Sea planning area. In ... accordance with the recommendations by WG-EMM-14 (SC-CAMLR-XXIII, Annex 6), this was done in three separate ... documents (Part A-C). SC-CAMLR-XXXIV/BG/15 (Part A) sets out the general context of the establishment of ...
Meeting Document : SC-CAMLR-XXXIV/BG/16 : Author(s): Delegation of Germany
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Feeding habits and prey consumption of Antarctic minke whale Balaenoptera bonaerensis in the Indo–Pacific region of the Southern Ocean
Abstract: The Antarctic minke whale (Balaenoptera bonaerensis) is the most abundant baleen whale ... species in the Southern Ocean. Quantitative information on prey consumption of whales is useful to ... understand their feeding ecology and role in the Antarctic marine ecosystem. The purposes of this study were ... 1) to investigate the feeding habits of Antarctic minke whales based on information on prey species ...
Meeting Document : WG-EMM-17/14 : Author(s): T. Tamura
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Results of the fifth Ross Sea shelf survey to monitor abundance of sub-adult Antarctic toothfish in the southern Ross Sea, February 2016, and notification for continuation in 2017
Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... abundance from a well-designed survey could be a useful input into the Ross Sea stock assessment model. The ... results of the fifth survey in the time series. The objectives of this survey were: (1) to continue a time ... series of longline surveys to monitor sub-adult (≤ 110 cm TL) toothfish in the south of SSRUs 881.J and ...
Meeting Document : WG-SAM-16/14 : Author(s): A. Dunn, C. Jones, S. Mormede and S. Parker
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Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters
Abstract: The influences of abiotic and biotic parameters on the occurrence of Antarctic krill ... (Euphausia superba) concentrations were studied in the waters north of the South Shetland Islands, a major ... krill fishing ground in the Antarctic, during the 1990/1991 austral summer. From early to mid-summer ... stages. In mid-summer, krill density was low in the oceanic zone (8 g m –2, and higher in the slope ...
Meeting Document : WG-EMM-98/18 : Author(s): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)
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Population subdivision and distribution of Euphausia superba in the region of the Antarctic Peninsula and adjacent waters in relation to fishery development
Abstract: Analysis of original and literature data for the past 10 years pertaining to the region ... -of the Antarctic Penunsula and adjacent waters points to a relationship between the distribution of ... krill and the waters of two major circulation systems- those of the Weddell Sea and the Bellingshausen ... Sea inhabited by separate subpopulations of the species. The latter are predominant in the region ...
Meeting Document : SC-CAMLR-VIII/BG/21 : Author(s): Delegation of USSR
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Estimates of abundance of Dissostichus eleginoides and Champsocephalus gunnari from the random stratified trawl survey in the waters surrounding Heard Island in Division 58.5.2 for 2019
Abstract: During late March to early April 2019, the annual random stratified trawl survey (RSTS ... ) around Heard Island and McDonald Islands (HIMI) was conducted in CCAMLR Division 58.5.2, with the ... completion of 150 stations. The survey was conducted on the FV Atlas Cove. Sampling protocols such as the ... design and the duration of the hauls were similar to recent surveys, but with a new set of randomly ...
Meeting Document : WG-FSA-2019/03 : Author(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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Proposal of extension of research block 48.6_2 to complete planned research and examine the habitat model and the stock structure
Abstract: Here we propose the northeastward of research block of 48.6_2 along ridges to promote ... sufficient utilization of the catch limit, which enable us to complete planned research, evaluate the habitat ... model and elucidate stock structure. The distribution of densities (catch per haul in 20-minute grid) of ... Dissostichus mawsoni is shown in Figure 1. The research operation for the block 48.6_2 has been concentrated in ...
Meeting Document : WG-SAM-16/08 : Author(s): T. Namba, T. Ichii and K. Taki
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the years 1997–98 to 2010–13
Abstract: We provide an update of the Bayesian sex and age structured population stock assessment ... model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs ... 88.2A–B), using revised catch, catch-at-age, and tag-recapture data for the 2012–2013 seasons. Several ... models were examined including an update of the 2011 base case (R1), a model using the revised data ...
Meeting Document : WG-FSA-13/51 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Fish in the diet of breeding Antarctic shags Phalacrocorax bransfieldensis at four colonies in the Danco Coast, Antarctic Peninsula
Abstract: The diet of breeding Antarctic shags Phalacrocorax bransfieldensis was investigated at ... four colonies at the Danco Coast, Antarctic Peninsula, by the analysis of 616 pellets (regurgitated ... casts) collected from December 1997 to February 1998. Overall, demersal-benthic fish were the most ... frequent and important prey at all the colonies sampled, followed by octopods and gastropods. Among fish ...
Meeting Document : WG-EMM-00/9 : Author(s): R. Casaux, A. Baroni and E. Barrera-Oro (Argentina)