Resultados de la búsqueda
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A system-of-equations approach to modeling age structured fish populations: the case of Alaskan red king crab, Paralithodes camtschaticus
-class equations. This exploits the commonality among cohort members and serves as an instrumental ... that link age-classes. The technique uses multiple observations on a cohort to further mitigate the ... framework is applied to trawl survey data for adult male Alaskan king crab, Paralithodes camtschaticus ...
Meeting Document : WS-CRAB-93/23 : Autor(es): J.A. Greenberg, S.C. Matulich and R.C. Mittelhammer (USA)
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Patagonian toothfish maturity in fishing area 48.3 (South Georgia and Shag Rocks)
determine size at maturity for male and female individuals.A considerable amount of original data indicated ... maturity ogive was drawn and compared with size composition in catches of recent years to show that ...
Meeting Document : WG-FSA-03/99 : Autor(es): K.V. Shust and A.N. Kozlov (Russia)
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Unfolding connectivity patterns along the Antarctic Circumpolar Current in the sub-Antarctic region
well the extent of phytoplanktonic blooms occurring for hundreds of kilometres in the wake of nutrient ... to areas under and beyond national jurisdictions. As an example, we show here the cross-boundary ... dispersal patterns of the water within and beyond the EEZs in the sub-Antarctic. These patterns inform on ... Approved Document Release Consent: No Delegation responsibility for releasing documents: France ...
Meeting Document : WG-EMM-2019/71 : Autor(es): S. Sergi, G. Grizaud, C. Cotté and F. d’Ovidio
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Reporting and communicating of longline sink rates
Abstract: Two of CCAMLR’s exploratory fisheries for toothfish (Statistical Divisions 58.4.3a and ... complied with. For the purpose of determining whether licensed operators within the CCAMLR Area are ... report, using the CCAMLR Members Only section of the CCAMLR website, longline sink rate compliance for ... vessels which fish outside the prescribed season. This will allow, among other things, for patrols to be ...
Meeting Document : CCAMLR-XXVI/27 : Autor(es): Delegation of Australia
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CCAMLR tagging program: tag link status update
event, as well as an indication of the time and effort taken to make the link, the Secretariat ... introduced in 2011 a tag recapture link status code. For the 2011 season, a total of 1433 tags have been ... returned; 50% provide an exact match with tag numbers held in the database, 22 % provide an exact match ... with tag numbers but had inconsistent ancillary data. For those tags that did not provide exact or ...
Meeting Document : WG-SAM-12/22 : Autor(es): Secretariat
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Información sobre la pesca INDNR en el Área Estadística 58 Evaluación de la pesca INDNR en aguas francesas alrededor de las islas Kerguelén y Crozet Informe de las observaciones e inspecciones realizadas en el Área de la Convención de la CCRVMA Temporada 2012/2013 (15 de julio de 2012 - 23 de agosto de 2013)
and Heard and McDonald EEZs and nearby areas. It provides information on vessels appearing on the ... information on fishing activities targeting toothfish outside the Convention Area. The surveillance system ... divert a vessel found fishing within the Crozet EEZ. There seems to be an increase both in the number of ... vessels observed on the outer edges of the continental shelves close to the EEZs and the likelihood of ...
Meeting Document : CCAMLR-XXXII/21 Rev. 1 : Autor(es): Délégation française
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Acoustic discrimination of southern ocean zooplankton
copepod Rhincalanus gigas. Instrumentation on the nets allowed their trajectories to be reconstructed ... originating from Antarctic krill Euphausia superba, with an overall correct classification rate of 77%. We ... employed for fishery acoustics, it is possible to discriminate in situ between several zooplanktonic taxa ... be discriminated once information on target distribution was considered, highlighting the value of ...
Meeting Document : WG-EMM-97/54 : Autor(es): Watkins, J.L., Brierley, A.S., Goss, C., Ward, P.
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Foraging patterns in the Antarctic shag (Phalacrocorax bransfieldensis) at Harmony Point, Antarctica
Shag Phalacrocorax bransfieldensis was studied by direct observation on individuals breeding at Harmony ... reduce the extension of the foraging trips which in years of scarce food availability may no result in ...
Meeting Document : WG-EMM-04/22 : Autor(es): R. Casaux and A. Baroni (Argentina)
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Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill
. There is now extensive evidence that there are years when there is a very low abundance of Antarctic ... ecosystem with the most obvious impacts on survival and breeding success of some of the major krill ... . Fluctuations in year class success in parts, or all, of the population across the Scotia Sea, can generate ...
Meeting Document : WS-AREA 48-98/8 : Autor(es): E.J. Murphy, J.L. Watkins, K. Reid, P.N. Trathan, I. Everson, J.P. Croxall, J. Priddle, M.A. Brandon, A.S. Brierley (UK) and E. Hofman (USA)
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Summary of VME notifications made under Conservation Measures 22-06 and 22-07
received a total of 30 notifications of encounters with VMEs in 2008/09 arising from research surveys (CM ... have been submitted from the exploratory pot fishery for crab in Subarea 48.2 (1 notification), and the ... exploratory longline fisheries for Dissostichus spp. in Subareas 48.6 (1 notification), 88.1 (32 notifications ...
Meeting Document : WG-EMM-10/07 : Autor(es): Secretariat