Search results
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Revised estimates of the biological parameters for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea
Abstract: This report updates the estimates of the biological parameters for Antarctic toothfish ... (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B). We present revised estimates of the ... -data for plausible estimates of the steepness parameter of the stock-recruitment relationship and ... recruitment variability of Antarctic toothfish. Author(s): A. Dunn, P.L. Horn and S.M. Hanchet (New Zealand ...
Meeting Document : WG-FSA-SAM-06/08 : Author(s): A. Dunn, P.L. Horn and S.M. Hanchet (New Zealand)
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Proposal for the extension of research block 48.6_2
Abstract: Research block 48.6_2 is set in a limited part of the large-scale ridge which runs from ... accordingly they leave substantial amount of CL unfished in the research block because of limited spatial ... range and the low CPUE there. To enhance utilization of CL for stock assessment there, we would like to ... propose the extension of 48.6_2 in the near future(WG-SAM-16/08). Author(s): T. Namba, T. Ichii and T ...
Meeting Document : WG-SAM-17/09 : Author(s): T. Namba, T. Ichii and T. Okuda
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Proposal for a revision of the compliance status categories in CM 10-10
Abstract: Since 2013 the Secretariat of the Commission has been preparing an annual compliance ... report in accordance with the provisions of Conservation Measure 10-10. This report has facilitated the ... analysis by the Standing Committee on Implementation and Compliance (SCIC) of alleged issues of non ... the text of some measures that could be read in ways that allowed for differing interpretations and to ...
Meeting Document : CCAMLR-XXXV/27 : Author(s): Delegación de Chile
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A guide to identification of fishes caught along with the Antarctic krill
Abstract: A field key to early life stages of Antarctic fish caught along with the Antarctic ... krill is produced. The key includes 8 families and 28 species mainly from the Atlantic sector of the ... , however, it is impossible to discriminate among species of the same family by remarkable characters. A ... species key is not shown for such resemble species and a brief summary of the main morphological features ...
Meeting Document : WG-EMM-07/32 : Author(s): T. Iwami and M. Naganobu (Japan)
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Records of entangled birds at Marion Island 1986 to 1995
Abstract: Six records of entanglements of six species of birds from 1986 to 1994 at sub-Antarctic ... ): Delegation of South Africa Title: Records of entangled birds at Marion Island 1986 to 1995 Approval ...
Meeting Document : SC-CAMLR-XIV/BG/18 : Author(s): Delegation of South Africa
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Time series of Drake Passage Oscillation Index (DPOI) from 1952 to 2006, Antarctica
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ... , between Rio Gallegos, Argentina, and Base Esperanza, at the tip of the Antarctic Peninsula during 1982 ...
Meeting Document : WG-EMM-06/13 : Author(s): M. Naganobu and K. Kutsuwada (Japan)
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Summary of Ross Sea skate tagging programme results
Abstract: Over 9,000 skates have been tagged and released in the Ross Sea over a period of seven ... years, and 47 (0.5%) have been recaptured. The recapture of tagged Amblyraja georgiana after up to four ... years at liberty shows that some skates survive and recover from being hauled out of depths of around ... 1,000 m and tagged. In-water tagging greatly reduces the incidence of broken jaws in skates, and ...
Meeting Document : WG-FSA-06/32 : Author(s): S.L. Ballara, A. Dunn and M.P. Francis (New Zealand)
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Seasonal variation in acoustic estimates of krill density at South Georgia during 2001/2002
Abstract: Four separate acoustic surveys of Antarctic krill (Euphausia superba) were conducted ... (middle), and one in May 2002 (late). The surveys were the second in a five-year series of observations ... designed to complement and extend an existing time series of summer surveys maintained by the British ... South Georgia have revealed a similar pattern of change to that observed in 2000/2001 and highlight the ...
Meeting Document : WG-EMM-02/39 : Author(s): C. Goss, S.A. Grant, N. Cunningham, J.L. Watkins, P.N. Trathan, E. Murphy and K. Reid (United Kingdom)
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Age-at-length of Patagonian toothfish from the Falkland/Malvinas Islands
Abstract: To provide an age-length key for use in modelling the age structure of the Patagonian ... toothfish stock around the Falkland Islands, we used otoliths to estimate the age of a sample of 1893 ... crenellations. Two readers undertook one reading each of the sections, estimating age using criteria agreed at ... reference ages. However, the second trainee reader consistently over-estimated the age of younger fish, and ...
Meeting Document : WG-FSA-02/74 : Author(s): J. Ashford, A. Arkhipkin, C. Jones and S. Bobko
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Foraging movements of the shy albatross Diomedea cauta breeding in Australia; implications for interactions with longline fisheries
Abstract: Satellite telemetry was used to identify the foraging zones of Shy Albatrosses Diomedea ... Branca to the south) to assess their level of interaction with longline fisheries. Adult birds from both ... Branca foraged between the colony and the southeastern edge of the continental shelf. The distances ... travelled by the birds and the duration of their foraging trips varied during the breeding cycle and tended ...
Meeting Document : WG-FSA-98/33 : Author(s): N. Brothers, R. Gales, A. Hedd and G. Robertson (Australia)