Résultats de la recherche
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Proposal to continue the time series of CCAMLR-sponsored research surveys to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea in 2015
Abstract: A research proposal to continue the southern Ross Sea subadult toothfish survey is ... presented. The survey will focus on estimating relative abundance in the core strata (A, B, C) in SSRUs 88.1 ... Bay. Survey timing and methods will remain the same as in previous years, and the number of sets will ... be retained at a total of 60 sets. A nominal catch limit of 68 tonnes, to be taken from the shelf ...
Meeting Document : WG-SAM-14/25 : Auteur(s): S.M. Hanchet, S.J. Parker and S. Mormede (New Zealand)
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Analysis of the Chilean operation in the Antarctic krill fishery, years 2017/18
Abstract: This paper provides a summarized description and analysis of the activities carried out ... by the Chilean krill fishing ship Antarctic Endeavour throughout its first year of operation (2017 ... the production of krill meal. Effort, catch and CPUE, and the length frequency distributions of ... captured krill are recorded per trip and Subarea. Additionally, information is given on the yield obtained ...
Meeting Document : WG-EMM-2019/09 : Auteur(s): P.M. Arana and R. Rolleri
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Update to the proposed data structure and implementation of the Marine Protected Area (MPA) Research and Monitoring Plan (RMP) Project List database
Abstract: At WG-SM-18, the Secretariat presented the development and progress made on a Project ... (MPA), as recommended by SC-CAMLR-XXXVI. This paper reports on the updates made to the data structure ... model for the CCAMLR MPA Information Repository (CMIR), based on feedback received at WG-SM-18, through ... intersessional consultation, and following a review of the proposed RMPs from each MPA. The updated data ...
Meeting Document : WG-EMM-2019/77 : Auteur(s): CCAMLR Secretariat
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Distribution, growth, diet and foraging behaviour of the yellow-fin notothen (Patagonotothen guntheri) on the Shag Rocks shelf (Southern Ocean)
Abstract: The distribution, length-frequency and diet of Patagonotothen guntheri are described ... from 14 bottom trawl surveys conducted on the Shag Rocks and South Georgia shelves in the austral ... summers from 1986 to 2006. P. guntheri (80-265 mm LT) were caught on the Shag Rocks shelf from depths of ... 111 to 470 m, but no specimens were caught on the South Georgia shelf. Multiple cohorts were present ...
Meeting Document : WG-FSA-07/P3 : Auteur(s): M.A. Collins, R. Shreeve, S. Fielding and M. Thurston (J. Fish Biol., 72 (1): 271–286 (2008))
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Demography of Antarctic krill in the Lazarev Sea (Subarea 48.6) in the 2005/06 season
Abstract: A standardized krill net sampling survey was conducted in the Lazarev Sea (Subarea 48.6 ... ) in December 2005. Krill densities were low in the Lazarev Sea. No substantial day/night differences ... were observed in the catches. Spatial distribution of krill density and size/age classes is discussed ... for the Lazarev Sea. Recruitment indices were calculated for one-year-old (R1) and two-year-old krill ...
Meeting Document : WG-EMM-06/10 : Auteur(s): V. Siegel (Germany)
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using the Japanese fishery data
vertical migration of Antarctic krill (Euphausia superba) associated with the brightness categories of the ... day based upon the angles between the center of the sun and the celestial horizon on the Scotia Sea ... twilight and shallowest around at evening twilight. The range of trawling depth was narrower in the certain ... during summer and early autumn, and deepened gradually from autumn and attained the maximum depth in ...
Meeting Document : WG-EMM-04/44 : Auteur(s): K. Taki, T. Hayashi and M. Naganobu (Japan)
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Proposal for extension of fishing season on the exploratory fishery for Dissostichus spp. in Statistical Subarea 48.6 in the 2004/05 season
Abstract: Based on the last year's record of the operation and the advice by WG-IMAF/WG-FSA ... , the extension of the fishing season for the exploratory longline fishery for Dissostichus spp. in ... extension of fishing season on the exploratory fishery for Dissostichus spp. in Statistical Subarea 48.6 in ... the 2004/05 season Approval: Approved ...
Meeting Document : WG-FSA-04/18 : Auteur(s): Delegation of Japan
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Information on the spawning of Dissostichus mawsoni from Subareas 88.1 and 88.2 in the 2003/04 season
Dissostichus mawsoni were collected from Sub areas 88.1 and 88.2 in the 2002-2003 season by the New Zealand ... bottom longline vessels Janas, Avro Chieftain and San Aotea II operating in the Exploratory Fishery. The ... first fully mature female fish were found in December, three months earlier than in the previous season ... . The onset of spawning in D. mawsoni is in December and continues until at least June, in both Sub ...
Meeting Document : WG-FSA-04/34 : Auteur(s): G.J. Patchell (New Zealand)
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Some data on Antarctic toothfish Dissostichus mawsoni reproduction in the Ross Sea (Subarea 88.1) in the period from December 2002 to March 2003
Abstract: On the grounds of data analysis collected by one of the authors – Prutko V.G. in ... presented. Presence of Antarctic toothfish spawning concentrations in the northern part of the research area ... and presence of “exhausted” individuals are noted. On the basis of the proceeded data and analysis of ... literature information we came to the conclusion that strict limitation of Antarctic toothfish catch was ...
Meeting Document : WG-FSA-03/49 : Auteur(s): V.G. Prutko and L.A. Lisovenko (Ukraine)
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AERIAL SURVEYS OF WEDDELL SEALS DURING 2007-08, WITH NOTES ON THE HISTORY OF AERIAL CENSUSES IN THE ROSS SEA AND RECOMMENDATIONS FOR CONTINUED COUNT EFFORT
place under CCAMLR with respect to the Ross Sea toothfish fishery. In a previous paper submitted to EMM ... Weddell seals along the Victoria Land coast. That area would be important to monitor changes in ... distribution and abundance, as seals from all the colonies along that coast likely forage in CCAMLR SSRUs 88.1H ... , in November 2007, and summarize historical results of aerial surveys made along the coast of Victoria ...
Meeting Document : WG-EMM-08/23 : Auteur(s): D. Siniff and D. Ainley (USA)