Résultats de la recherche
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Definition of the problem of estimating fish abundance over an area from acoustic line transect measurements of density
Abstract: The problem of acoustic abundance estimation is briefly reviewed. Under proper ... density consequently reflect biological variations, or inhomogeneity in spatial distribution. The ... is defined. Related problems of estimating the variance of the abundance estimate and of mapping the ... spatial distribution are also defined. A partial list of candidate methods for solving the several ...
Meeting Document : WG-KRILL-91/08 : Auteur(s): K.G. Foote and G. Stefánsson (Norway)
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Information on levels of seabird by-catch in fisheries adjacent to the CAMLR Convention Area
Abstract: The purpose of this paper is to respond to a request made at the XXXII CCAMLR meeting ... in 2013 for ACAP to provide information on the levels of seabird bycatch in fisheries adjacent to the ... CCAMLR Convention area. A summary of the most recent bycatch and related information held by ACAP is ... presented, and the current status of the process to develop a bycatch data reporting and assessment ...
Meeting Document : CCAMLR-XXXIII/BG/15 Rev. 1 : Auteur(s): Submitted by ACAP
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Modelling the circumpolar distribution of Antarctic toothfish (Dissostichus mawsoni) habitat suitability using correlative species distribution modelling methods
Abstract: Understanding and predicting the distribution of Antarctic toothfish (Dissostichus ... to CCAMLR’s management of this species. In this paper the use of Maxent models with fishery catch ... suitability is explored. Maxent is highly sensitive to biased sampling effort and the selection of background ... data. Hence, the influence of background data selection on Maxent model predictions using two ...
Meeting Document : WG-FSA-15/64 : Auteur(s): CCAMLR Secretariat
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016–2019
fishing seasons 2016-2019. The present program aims to recapture tagged fishes released during the ... implementation of the previous research program took place in 2010-2012 fishing seasons and investigate resource ... potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... continental slope within the Subarea 88.2 A. This document proposes multinational research in Subarea 88.2 A ...
Meeting Document : WG-SAM-16/27 : Auteur(s): Delegation of the Russian Federation
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Plans for the Joint SC-CAMLR and SC-IWC Workshop 2017–2018
models of the Antarctic marine ecosystem was discussed at the SC-CAMLR 2014, and a steering group to ... progress a Joint IWC–CCAMLR Workshop was formed (SC-CAMLR 2014 Paragraph 10.25). The joint workshop was ... management areas, possibly initially focussing on the Antarctic Peninsula given it is a high-priority area ... for both CCAMLR and IWC (IWC SC 2015 Report). The steering group developed a paper identifying draft ...
Meeting Document : WG-EMM-16/12 : Auteur(s): S. Kawaguchi and T. Kitakado (Co-conveners of the Joint SC-CAMLR and SC-IWC Workshop)
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CEMP camera installations by Ukraine at the Galindez, Petermann and Yalour Islands penguin colonies as a part of CEMP Fund project ‘Establishing a CEMP camera network in Subarea 48.1’
Abstract: In the report we describe the season activity in the Ukrainian Vernadsky Antarctic ... Station area on installation CEMP cameras in penguin colonies as part of the CEMP project run by USA ... monitor pengiune nests for breeding success and chronology. Cameras have been installed in the middle of ... establishing in all colonies the penguine chicks were in the nests already. We expect to receive photo ...
Meeting Document : WG-EMM-16/55 : Auteur(s): Delegation of Ukraine
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Research program on resource potential and life cycle of Dissostichus species from the Subarea 88.2 A in 2016-2019
fishing seasons 2016-2019. The present program aims to recapture tagged fishes released during the ... implementation of the previous research program took place in 2010-2012 fishing seasons and investigate resource ... potential and life cycle of Dissostichus species within the eastern part of the Ross Sea over shelf and ... continental slope within the Subarea 88.2 A. This document proposes multinational research in Subarea 88.2 A ...
Meeting Document : WG-FSA-16/16 Rev. 1 : Auteur(s): Delegation of the Russian Federation
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A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2016 random stratified trawl survey
Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ... icefish population structure, abundance and yield for the area of Division 58.5.2 to the west of 79 o 20 ... the population. These projections indicate that catches of 561 t in the 2016/17 season and 402 t in ... the 2017/18 season satisfy the CCAMLR decision rules. Author(s): D. Maschette and D. Welsford Title ...
Meeting Document : WG-FSA-16/26 : Auteur(s): D. Maschette and D. Welsford
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Updated assessment of the risks of status quo krill fishing and proposed revisions to Conservation Measure 51-07
Abstract: We used an ecosystem model to assess the risks of 1) the most recent distribution of ... krill catches in Subareas 48.1-48.3 and 2) current proposals to increase the catch limit in Subarea 48.1 ... . Our results show that the concentration of fishing effort since 2009 increases the risks that predator ... exacerbated by increased catches in Subarea 48.1. We briefly discuss the implications of our results and ...
Meeting Document : SC-CAMLR-XXXV/BG/36 : Auteur(s): Delegation of the USA
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Revision of the CCAMLR Scientific Observers Manual
Abstract: This document summarises the suggestions made by WG-EMM to address the requests made by ... the Scientific Committee in relation to Scientific Observer Manual. These are establishment and ... of krill fishery, and other minor revisions on the e-forms. This document also contains examples of ... the revisions made to the forms and is presented to the Working Group on Fish Stock Assessment for ...
Meeting Document : WG-FSA-07/54 : Auteur(s): S. Kawaguchi (Australia) and E. Appleyard (CCAMLR Secretariat)