Search results
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region to 2018/19
(Dissostichus mawsoni) in the Ross Sea region (Subareas 88.1 and SSRUs 88.2A-B) is updated and revised using the ... most recent available data for the fishery. The assessment uses reported catch (C2), and tag-recapture ... data for 1998–2019 and age and abundance data from the Ross Sea Shelf survey for 2012–2019. Tag ... estimates using the updated data for 1998–2017, new data from 2018 and 2019, revised growth and length ...
Meeting Document : WG-FSA-2019/08 : Author(s): A. Dunn
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Report on a random stratified trawl survey to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari conducted in the Heard Island region (Division 58.5.2), May–June 2007
Abstract: Since the commencement of commercial fishing in Australian waters on the Heard Island ... plateau in 1997 an annual random stratified trawl survey (RSTS) has been conducted to assess the stocks of ... Patagonian toothfish (Dissostichus eleginoides) and mackerel icefish (Champsocephalus gunnari). The 2007 ... survey had two main aims: • to assess the abundance of juvenile and adult Dissostichus eleginoides on the ...
Meeting Document : WG-FSA-07/46 : Author(s): G.B. Nowara and T. Lamb (Australia)
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Has Notothenia rossii around Elephant Island and the lower South Shetland Islands (Subarea 48.1) recovered from exploitation some 30 years ago?
Abstract: The marbled notothenia (Notothenia rossii) was the first species targeted by commercial ... fishing in the Southern Ocean. The species has been heavily fished around South Georgia and Iles Kerguelen ... in the first half of the 1970’s and at Elephant Island in 1979/80. The closure of the fishery for ... this species was one of the first conservation measures the ‘Commission for the Conservation of ...
Meeting Document : WG-FSA-12/19 : Author(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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INFORMATION ON ILLEGAL FISHING IN STATISTICAL AREA 58 ASSESSMENT OF ILLEGAL FISHING IN FRENCH WATERS AROUND KERGUELEN AND CROZET ISLANDS REPORT OF OBSERVATIONS AND INSPECTIONS IN THE CCAMLR AREA 2009/2010 SEASON (1 JULY 2009 – 15 AUGUST 2010)
Abstract: 1/ Resources deployed by France to fight illegal fishing The system deployed by France ... to fight illegal fishing in the EEZs of the French Antarctic Territories uses both a maritime ... . The French Navy makes available a dedicated patrol vessel and surveillance frigates carrying ... helicopters. The Osiris, a patrol vessel for the Department of Maritime Affairs, originally an illegal fishing ...
Meeting Document : CCAMLR-XXIX/44 : Author(s): Delegation of France
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Preliminary investigations of an assessment model for skates and rays in the Ross Sea
Abstract: This report presents the data and preliminary results from developmental model for ... Antarctic skates in SSRUs 88.1H, 88.1I, 88.1J, & 88.1K of the Ross Sea. The developmental model ... attempted to create a catch history of all skates and rays in the Ross Sea, and integrate these data with ... the available observational data (including tag-recapture data) into a single integrated stock ...
Meeting Document : WG-SAM-07/4 : Author(s): A. Dunn, S.M. Hanchet, S.L. Ballara and M.P. Francis (New Zealand)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
Abstract: Catch and effort data recorded by all vessels were analyzed using the latest CCAMLR C2 ... and observer data. The stock size estimate for a research block (5843a) was revised following advice ... in the last WG-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each ... block in such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ...
Meeting Document : WG-FSA-13/40 : Author(s): Delegation of Japan
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Modelling the impact of krill fishing on seal and penguin colonies
Abstract: A key area of concern highlighted by the Scientific Committee of the Commission for the ... Conservation of Antarctic Marine Living Resources (CCAMLR) concerns the potential overlap of the krill fishery ... with the foraging area of land-based predators such as seals and penguins in the Antarctic Peninsula ... region. The dynamics of krill in this region are strongly influenced by advective processes. A key ...
Meeting Document : WG-EMM-05/14 : Author(s): É.E. Plagányi and D.S. Butterworth (South Africa)
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Mackerel icefish biomass and distribution on the results of acoustic survey carried out in February–March 2002
Abstract: Results of the acoustic survey of icefish carried out by Russian vessel STM-8390 ... estimates of icefish were made by comparison an observed TS in situ histograms with the size composition of ... the ensonified fish, obtained by trawling. Results of acoustic estimates of icefish biomass and ... abundance values by size class in pelagic zone and in the near-bottom 8m layer (covered by bottom trawling ...
Meeting Document : WG-FSA-02/44 : Author(s): S.M. Kasatkina, V.Yu. Sunkovich, A.P. Malyshko and Zh.A. Frolkina
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
Abstract: In the vicinity of the northern tip of Antarctic Peninsula, the Bransfield Straits and ... South Shetland Islands, cold polar waters from the Weddell Sea meet warmer circumpolar water from the ... Pacific Ocean. A series of fronts form which collectively are referred to as the Weddell-Scotia Confluence ... . Within the Confluence region the Weddell Gyre water is separated from the Pacific or Scotia Sea water by ...
Meeting Document : SC-CAMLR-VII/BG/19 : Author(s): United States of America
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997–98 to 2013–14
Abstract: This report summarises the timing, depth, and location of fishing together with the ... biological aspects and catch of Antarctic toothfish up to an including the 2014 season. In 2014, the Ross Sea ... slope SSRUs were not constrained by sea ice and catches were evenly distributed across the three SSRUs ... . As in recent years, the remaining catches came mainly from SSRUs 88.1C, 88.1J, and 88.2H ...
Meeting Document : WG-FSA-14/52 : Author(s): M. Stevenson, S. Hanchet, S. Mormede and A. Dunn (New Zealand)