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Description of an AD Model Builder implementation of the exact time of release and recapture stock assessment model of Tuck et al. (2003)
model and applied it to the stock of Patagonian Toothfish, Dissostichus eleginoides,at Macquarie Island ... the Working Group on Fish Stock assessment in 2000 (Tuck et al. 2000; CAMLR-XIX, 2000 paragraphs 3.126 ... , 3.127). The maximum likelihood estimation for this model has more recently been implemented in the AD ... Model Builder software by Dr Tuck. The AD Model Builder executable that implements Tuck et al. (2003) in ...
Meeting Document : WG-FSA-04/75 : Автор(ы): S.G. Candy, A.J. Constable and D. Erceg (Australia)
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ACCURACY OF BENTHIC INVERTEBRATE BY-CATCH IDENTIFICATION BY OBSERVERS OPERATING IN THE HEARD ISLAND AND MCDONALD ISLANDS PATAGONIAN TOOTHFISH LONGLINE FISHERY
Abstract: As a means of testing the accuracy of observer identifications and to provide ... additional data on benthic invertebrate by-catch; observers operating aboard the longline fishing vessel ... to Heard Island and McDonald Islands (HIMI) for onshore verification by taxonomists at the Australian ... Antarctic Division (AAD). Observers displayed a high level of accuracy (89%) in the identification of ...
Meeting Document : WG-FSA-09/23 : Автор(ы): T. Hibberd (Australia)
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Commercial krill fisheries in the Antarctic 1973–1988
Abstract: STATLANT data reported to the Commission for the Conservation of Antarctic Marine ... Living Resources (CCAMLR) are used to discern visible trends in catch and effort for the Antarctic krill ... (Euphausia superba) fishery between 1972/73 and 1987/88. With time the annual krill catch rose gradually to a ... 000t thereafter. Indications are that in terms of both catch and effort the Soviet and Japanese ...
Meeting Document : SC-CAMLR-VIII/BG/11 : Автор(ы): Delegation of South Africa
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A preliminary assessment of age and growth of eel cod (Muraenolepis sp.) and violet cod (Antimora rostrata) in the Ross Sea, Antarctica
obtained from the bycatch of the longline fishery for toothfish (Dissostichus mawsoni and D. eleginoides ... ) in the Ross Sea, Antarctica. Counts of zones visible in sectioned otoliths were used to estimate ... growth parameters for these species. The estimates must be considered preliminary because they are ... unvalidated, the otoliths are quite difficult to interpret, and the sampled fish do not represent the full ...
Meeting Document : WG-FSA-10/19 : Автор(ы): P.L. Horn and C.P. Sutton (New Zealand)
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Update for CCAMLR WG-EMM on the BAS, BirdLife, SCAR penguin tracking database development and analysis project
Abstract: In late 2012 SCAR, BirdLife and BAS developed a successful proposal (to the UK Darwin ... Plus Fund) to build an integrated database that would facilitate the analysis of penguin tracking data ... . The database will have a web-based user interface that will allow data holders to submit data and ... attach a range of access levels; access may be granted only to the data holder, to a wider group, or to a ...
Meeting Document : WG-EMM-14/03 : Автор(ы): P. Trathan, B. Lascelles (United Kingdom) and M. Hindell (Australia)
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Seamount-specific biomass estimates from SSRU 88.2H in the Amundsen Sea derived from mark-recapture data
calculated for SSRU 88.2H as a whole. The analyses indicate that: Fish seldom move among seamounts within the ... on almost every seamount in every year and usually in proportion to the level of tagging on the ... seamount in the previous year. Trends in local biomass estimates for individual seamounts and SSRU 88.2H ... overall showed a decline in biomass through time with a slight increase in biomass since 2012. The pattern ...
Meeting Document : WG-FSA-14/58 : Автор(ы): S.J. Parker and S. Mormede (New Zealand)
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The Scientific Committee on Antarctic Research (SCAR) Annual Report 2018/2019
Abstract: SCAR is an interdisciplinary body of the International Science Council (ISC ... initiating, developing and coordinating high quality international scientific research in, from and about the ... Antarctic and the Southern Ocean, and providing objective, independent scientific advice. SCAR’s Mission is ... knowledge, understanding and education on any aspect of the Antarctic region and its role in the Earth ...
Meeting Document : SC-CAMLR-38/BG/16 : Автор(ы): Submitted by SCAR
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Developments, considerations and recommendations by the land-based predator survey group: a summary and up-date
Abstract: A summary of considerations and decisions made by the correspondence group on land ... -based predator abundance is provided for comment by the Working Group. In order to complete ... specifications for future survey work, the correspondence group seeks advice from the Working Group on the ... relevant spatial unit for estimation in Area 48 and the required precision for estimation in each unit. A ...
Meeting Document : WG-EMM-05/24 : Автор(ы): C. Southwell (Australia), P. Trathan (United Kingdom), W. Trivelpiece, M. Goebel (USA) and P. Wilson (New Zealand)
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Major outcomes from the third meeting of ACAP’s advisory committee
Abstract: The Third Meeting of the ACAP’s Advisory Committee was held in Valdivia, Chile from 19 ... – 22 June 2007. It was preceded by meetings of the Status and Trends Working Group on 16 June and the ... Seabird Bycatch Working Group on 17-18 June 2007. This paper provides a summary of the major outcomes of ... the meeting. Author(s): ACAP Secretariat Title: Major outcomes from the third meeting of ACAP’s ...
Meeting Document : WG-FSA-07/26 : Автор(ы): ACAP Secretariat
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CPUE, net towing depth and body length of krill during the winter operation of Japanese krill fishery around South Georgia
were calculated. The range of CPUE values in 1991 season (poor year of krill) was comparable to the ... from net towing depth. Net tow depth data implied that overall krill distribution in the the winter ... season might be deeper than the summer season. Interannual variability of vertical distribution was also ... suggeted. Length frequency distribution implied the evidence of strong krill influx from the Antarctic ...
Meeting Document : WG-EMM-96/51 : Автор(ы): Kawaguchi, S., Ichii, T., Naganobu, M.
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