Résultats de la recherche
-
Priority research surveys to address uncertainties in the assessment of toothfish in Subareas 88.1 and 88.2
Abstract: We have identified key uncertainties in the stock assessment of Antarctic toothfish in ... composition data and gonad data for toothfish in some geographic areas and seasons, and from lack of ... research plans involving multiple Members could be generated either by the Scientific Committee or in its ... surveys to address uncertainties in the assessment of toothfish in Subareas 88.1 and 88.2 Approval ...
Meeting Document : WG-FSA-13/55 : Auteur(s): S. Hanchet, B. Sharp and S. Parker (New Zealand)
-
Analysis of variables influencing finfish by-catch in the krill fishery in Area 48
variables influencing finfish bycatch in the krill fishery of Area 48. Records of finfish bycatch in the ... associated with the presence of finfish bycatch in the Saga Sea krill fishery for at least one family and ... bycatch of the finfish family groupings. Results indicated that there was a wide disparity in the ... influence of the explanatory variables on the presence of finfish in bycatch, which varies markedly by ...
Meeting Document : WG-EMM-12/28 : Auteur(s): S.M. Martin, T. Peatman, J. Moir Clark (United Kingdom), O.R. Godø (Norway) and R.C. Wakeford (United Kingdom)
-
Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2015 - Part A: General context of the establishment of MPAs and background information on the Weddell Sea MPA planning area
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 ... Committee in 2014. The Scientific Committee had welcomed and endorsed the scientific background document (SC ... ). Part A was further developed in the 2014/15 intersessional period and contains (i) a synopsis in terms ...
Meeting Document : SC-CAMLR-XXXIV/BG/15 : Auteur(s): Delegation of Germany
-
Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016 – Part C: Data analysis and MPA scenario development
) 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). WG-EMM-16/01 (Part A) sets out the ... already presented at the meetings of EMM and SC-CAMLR in 2015. The Scientific Committee did recognise that ...
Meeting Document : WG-EMM-16/03 : Auteur(s): K. Teschke, H. Pehlke, M. Deininger and T. Brey on behalf of the German Weddell Sea MPA project team
-
On observations of ectoparasites of icefish Champsocephalus gunnari in Subarea 48.3 in March 1999
Abstract: In February-March 1999, a Russian fishing vessel "Zakhar Sorokin" carried out ... fishery for Champsocephalus gunnari in CCAMLR subarea 48.3. During the processing of catches taken in the ... ectoparasites of icefish Champsocephalus gunnari in Subarea 48.3 in March 1999 Approval: Approved ...
Meeting Document : WG-FSA-99/58 : Auteur(s): V.L. Senioukov (Russia)
-
Operation results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994. Krill size composition
Abstract: In 1993 Ukraine has recommenced krill fishing which was terminated in 1993. It is ... , YugNIRO scientist is on board the latter one. The fishery and scientific information given in this paper ... results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994 ...
Meeting Document : WG-Krill-94/33 : Auteur(s): V.A. Bibik and V.N. Yakovlev (Ukraine)
-
Distribution and abundance of krill in the vicinity of Elephant Island in the 1992 austral summer
in the vicinity of Elephant Island, Antarctica, from mid-January to mid-March, 1992. The first and ... were distributed in a wide band extending along the north side of Elephant Island and wrapping around ... northeast end of Elephant Island into deeper water. Biomass in the smaller survey area was estimated to be ... 0.7 million metric tons. Three weeks later, high krill densities were still apparent in the vicinity ...
Meeting Document : WG-CEMP-92/15 : Auteur(s): R.P. Hewitt and D.A. Demer (USA)
-
On necessity of reconsideration of geographic boundaries, TAC estimates and duration of research fishing of Antarctic toothfish in SSRUs of Subarea 88.1 in the Ross Sea
distribution in the Ross Sea (Pacific Sector of Antarctic) show the complete failure of division of Subarea ... 88.1 on 12 SSRUs accepted in 2003 and allocation of TACs (quotas) based on the square areas of bottom ... and CPUEs (kg/1000 hooks) received for the other toothfish species (Patagonian toothfish) in Subarea ... fishing of Antarctic toothfish in SSRUs of Subarea 88.1 in the Ross Sea Approval: Approved ...
Meeting Document : WG-FSA-05/72 : Auteur(s): K.V. Shust, N.V. Kokorin and A.F. Petrov (Russia)
-
Estimates of length-frequency in the assessment of mackerel icefish Champsocephalus gunnari in Subarea 48.3
Abstract: This working document provides details of a modification in the method of calculating ... length distributions used in the assessment of Champsocephalus gunnari from the length distributions of ... individual hauls. The effect of these changes in method have little impact on the catches that would have ... from the 2015 and 2017 surveys. Author(s): T. Earl Title: Estimates of length-frequency in the ...
Meeting Document : WG-FSA-17/51 : Auteur(s): T. Earl
-
Estimation and correction of migration-related bias in the tag-based stock assessment of Patagonian toothfish in Division 58.5.2
Abstract: Migration has the potential to violate the assumptions of tag recapture models used in ... . Our simulations demonstrated that emigration of tagged fish out of the assessed area results in ... from two periods, 2007-2014 and 2009-2014 and used tag recaptures to 2015 in both cases. The annual ... annual migration rates <2%, consistent with those we observed in Patagonian toothfish on the Kerguelen ...
Meeting Document : WG-SAM-17/11 : Auteur(s): P. Burch, P. Ziegler, D. Welsford and C. Péron