Resultados de la búsqueda
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A characterisation of the toothfish fishery in Subareas 88.1 and 88.2 from 1997/98 to 2004/05
eight years in Subarea 88.1 and for four years in Subarea 88.2 with a large amount of data collected on ... Abstract: The exploratory fishery for Antarctic toothfish (D. mawsoni) has been operating for ... total catch1. Comparison of the location of fishing effort with ice distribution over the past six years ... resulted in the closure of all SSRUs due to catch limits for toothfish, or bycatch limits for rattails ...
Meeting Document : WG-FSA-05/29 : Autor(es): S.M. Hanchet, M.L. Stevenson, N.L. Phillips and A. Dunn (New Zealand)
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Dynamics of abundance and state of Notothenia rossii rossii stocks on the Kerguelen Island shelf
for the period of 1970-1984 have been presented, the average age of recruitment has been stated ... . Fishing mortality of Notothenia rossii rossii, the age and length for optimal exploitation,coefficients of ... exploitation (Uopt.) and optimal fishing mortality (Fopt.) in age groups and years of fishery have been ...
Meeting Document : WG-FSA-90/41 : Autor(es): P.B. Tankevich and V.A. Shlyakhov (YugNIRO, USSR)
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Independent reviews of CCAMLR stock assessments – a discussion paper
the Commission could complement the efforts of the Scientific Committee by noting the need for action ... as a mechanism for transparency of the stock assessment process, particularly if reports of such ... Article II. Author(s): Delegation of the USA Title: Independent reviews of CCAMLR stock assessments – a ... discussion paper Microsoft Word File: sc-xxxv-bg-20.docx Approval: Approved Secretariat Workflow Status ...
Meeting Document : SC-CAMLR-XXXV/BG/20 : Autor(es): Delegation of the USA
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Antarctic fur seal (Arctocephalus gazella) pup growth rates obtained at Cape Shirreff, Livingston Island, South Shetlands: 1994/95 to 1997/98 (CEMP Index C2, Procedure B)
least square linear regression of weight against age. Strong correlation was found between variables for ... 's population was observed during 1997/98. No evidence for an ENSO phenomenon influence is ... ). For comparison purposes we contrasted our data with values reported for Bird Island, South Georgia ... growth rate patterns remain similar for equal time series, it could make sense to suggest that Cape ...
Meeting Document : WS-AREA 48-98/18 Rev. 1 : Autor(es): R. Hucke-Gaete, V. Vallejos and D. Torres (Chile)
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Further development of a krill fishery simulation model
the model predicts a 90% reduction in overlap with foraging predators, and a 15 to 20% reduction in ... to account for variability in catch rates. The most successful management regime is found to be one ... which restricts fishing within 75 km of breeding penguins during January and February. For this regime ... catch. Closure of Livingston Island for the breeding period resulted in a 60% reduction in overlap with ...
Meeting Document : WG-Joint-94/04 : Autor(es): D.J. Agnew (Secretariat)
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2006 assessment of the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
become available for the years 2005 and 2006. The assessment allows for a second fleet to accommodate ... data from a pot fishery that operated in 2004 and 2005. Updated biological parameter values for Subarea ... raised at WG-FSA-SAM 2006 about this assessment are addressed. Author(s): A. Brandão and D.S ...
Meeting Document : WG-FSA-06/58 : Autor(es): A. Brandão and D.S. Butterworth (South Africa)
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CCAMLR ecosystem monitoring program standard methods: determination of sex of Adelie penguins
examined for each of the 1990–91, 1991–92 and 1992–93 breeding seasons. There was an 8- or 9-day period ... , therefore, a means of identifying the sex of Adélie penguins with an accuracy greater than 90% and is ... when more than 90% of the incubating birds were male and a 6- or 7-day period when more than 90% of the ... identified with 91∙8–98∙6% accuracy within 15–21 days after the first sighting of an egg. The method provides ...
Meeting Document : WG-CEMP-94/08 : Autor(es): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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Marine pollutants and fishing gear associated with seabirds at sub Antarctic Marion Island, 1996–1998: trends in relation to longline fishing activity
Abstract: Pollutants found in association with seabirds at subantarctic Marion Island for the ... higher than other (non-fishing) pollutants over this period. Sixty rope nooses used for suspending ... toothfish in blastfreezers and 23 toothfish hooks were found. All the rope nooses, and 19 of the-books were ... Release Consent: No Delegation responsibility for releasing documents: CCAMLR Secretariat ...
Meeting Document : CCAMLR-XVII/BG/26 : Autor(es): Delegation of South Africa
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A new approach to selecting Marine Protected Areas (MPAs) in the Southern Ocean
address and potentially overcome these limitations. Drawing upon a database spanning more than 20 years ... environment and data on marine biodiversity are all typically limited for the high seas, and the use of ... potential use of seabirds as surrogates for marine biodiversity in the Indian sector of the Southern Ocean ... provides an appropriate mechanism to identify and prioritise MPAs in the Southern Ocean. Author(s): Harris ...
Meeting Document : WS-BSO-07/P3 : Autor(es): Harris, J., M. Haward, J. Jabour and E.J. Woehler
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Evaluation of krill transport factor results in Subarea 48.2 in summer period of 1996
krill transport are compared with those of for the polygon 30 x 30 miles, situated on the western ... subarea 48.2 in the period of 19.02-07.03.96 are presented. The polygon of 80 x 240 miles was situated in ... through the polygon boundaries was calculated as product of the two values, inteagrated for the layer of 0 ...
Meeting Document : WG-EMM-96/37 : Autor(es): Sushin, V.A., Kasatkina, S.M., Shnar, V.N., Abramov, A.M., Polischuk, M.I.