Résultats de la recherche
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 1998–1999
Abstract: Longline fishing for Patagonian toothfish Dissostichus eleginoides in the South African ... Exclusive Economic Zone around the Prince Edward Islands commenced in 1996. This paper summarises seabird ... bycatch during the year July 1998-June 1999. Data on seabird bycatch were obtained from fishery observers ... % more than the number of hooks set in 1997-98, but only 79 seabirds (150/0 of the total killed in 1997 ...
Meeting Document : WG-FSA-99/42 Rev. 1 : Auteur(s): P.G. Ryan and B.P. Watkins (South Africa)
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DISTRIBUTION OF KRILL AT THRESHOLD DENSITIES SUITABLE FOR FISHING IN THE ATLANTIC SECTOR: ANALYSIS OF THE 2000 SYNOPTIC SURVEY DATA
Abstract: 1. We used the CCAMLR 2000 synoptic survey acoustic dataset to compare pelagic and ... shelf SSMUs in terms of the frequency of 1nm integration units with krill densities above and below a ... integration units where the threshold density for fishing was set at 100 gm2 following Kasatkina (2003). 3 ... . This was also true with other threshold values in the range 25 to 200 gm2 although the difference was ...
Meeting Document : WG-EMM-08/16 : Auteur(s): S. Hill and D. Agnew (United Kingdom)
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A PROPOSED MANAGEMENT PROCEDURE FOR THE TOOTHFISH (Dissostichus eleginoides) RESOURCE IN THE PRINCE EDWARD ISLANDS VICINITY
Pessimistic” and a “Pessimistic” current status for the toothfish resource in the Prince Edward Islands region ... are developed which take account of the different selectivities of past longline and pot fisheries ... recommendations for this resource. The MP uses two data sources: the recent trend in longline CPUE and the mean ... length of the catches made. A specific MP, with its associated control parameter values, is proposed for ...
Meeting Document : WG-SAM-08/11 : Auteur(s): A. Brandão and D.S. Butterworth (South Africa)
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Catch and effort data for the longline fishery in Subarea 48.3 – comparison of data reported to CCAMLR and data acquired by the UK between 1994 and 1996
Abstract: Haul by haul data acquired by the UK from longline fishing for Dissostichus eleginoides ... to be missing from the CCAMLR database. One instance was identified of multiple hauls being submitted ... as single records. A number of hauls yielding zero catches present in the data acquired by the UK ... have not been reported to CCAMLR. In 1996 less than 10% of the hauls showed large discrepancies between ...
Meeting Document : WG-FSA-97/37 : Auteur(s): Parkes, G.B., Pearce, J., Agnew, D.J.
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Seabird mortality in the longline fishery for Patagonian toothfish at the Prince Edward Islands: 1996–1997
Abstract: Longline fishing for Patagonian toothfish Dissostichus eleginoides commenced at the ... . This paper summarizes the mortality of seabirds associated with this fishery during the year July 1996 ... fishing trips. Some 3.2 million hooks were observed during the period November-June, representing 84 % of ... the estimated 3.8 million hooks set by permit-holders in the South African Exclusive Economic Zone ...
Meeting Document : WG-FSA-97/51 : Auteur(s): Boix-Hinzen, C., Enticott, J.W., Ryan, P.G., Wanless, R., Purves, M., Nel, D.C.
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Winter gut contents of the Antarctic krill (Euphausia superba Dana) collected in the South Georgia area
Abstract: Foregut contents of the Antarctic krill Euphausia superba Dana which were collected in ... the South Georgia area in austral winter, 12 July ~ 4 August 1992 were observed. A total of 130 ... were examined in this study. The foregut contents of the krill consisted of various fragments of ... crustacean zooplankton in 77 individuals out of 130 examined. Among the fragments a portion of the pereiopods ...
Meeting Document : WG-KRILL-93/30 : Auteur(s): Y. Nishino and A. Kawamura (Japan)
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Swarm characteristics of Antarctic krill Euphausia superba relative to the proximity of land during summer in the Scotia Sea
Abstract: We studied the relationship between the proximity of land and the distribution and ... swarming characteristics of Antarctic krill across the Scotia Sea in January and February 2003. Krill ... -sectional areas of swarms were significantly larger inshore, with a mean value of 120 m 2 in the 0 to 50 km ... zone compared to <80 m 2 further offshore. The packing concentration of krill within inshore swarms ...
Meeting Document : WG-EMM-10/P09 : Auteur(s): T. Klevjer, G.A. Tarling and S. Fielding
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How precautionary is the policy governing the Ross Sea Antarctic toothfish (Dissostichus mawsoni) fishery?
Abstract: This article reviews the adequacy of data and models currently being used to estimate ... the present and future population sizes of the Antarctic toothfish (Dissostichus mawsoni Norman) in ... the Ross Sea regional ecosystem. It argues that the current tagging program is unlikely to provide an ... accurate picture of total population size, and that estimates of both the pre-exploitation spawning stock ...
Meeting Document : WG-FSA-13/P02 : Auteur(s): P.A. Abrams
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Report on 2015 Activities of the Southern Ocean Observing System relevant to the work of CCAMLR
Abstract: The Southern Ocean Observing System was established by SCAR and SCOR in 2011 and has ... been steadily developing its work. In this paper, we summarise the outcomes of strategic planning over ... 2015 and a recent meeting of the SSC and workshop aimed at implementing the strategic plan. SOOS is ... developing regional and capability working groups to implement its strategy. The regional working groups ...
Meeting Document : WG-EMM-15/61 : Auteur(s): A. Constable (Australia), O.R. Godø (Norway) and L. Newman (SOOS)
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Strengthening the joint work of the CEP and SC-CAMLR on climate change
Abstract: ASOC strongly supports the decision of ATCM XXXVIII to hold a second joint workshop ... between the CEP and SC-CAMLR on climate change. In this paper, we suggest some ways to ensure successful ... outcomes for the workshop, including: agreeing on a scientific baseline; compiling overviews of existing ... efforts; basing the joint work programme on the CEP’s Climate Change Response Work Programme; determining ...
Meeting Document : SC-CAMLR-XXXIV/BG/29 : Auteur(s): Submitted by ASOC