Résultats de la recherche
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White-chinned petrel incidental mortality event in the Subarea 48.3 Patagonian toothfish fishery during the season extension period in the 2013/14 season
for over 10 years. The circumstances associated with the event were investigated and a review of ... vessels very rarely catch seabirds. In accordance with CM 41-02, there will not be a season extension in ...
Meeting Document : WG-FSA-14/28 : Auteur(s): M.A Collins, M. Soffker, C. Darby, K. Ross and P.N. Trathan (United Kingdom)
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Register of non-CEMP time-series data
Abstract: The Secretariat was tasked with maintaining a register of the wide range of non-CEMP ... -XXII, Annex 4, paragraph 2.10). Non-CEMP data of interest are listed in Tables 1-3. Author(s ...
Meeting Document : WG-EMM-04/9 : Auteur(s): Secretariat
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SPATIAL PROTECTION AND MANAGEMENT OF ANTARCTIC MARINE BIODIVERSITY
information is now adequate to make progress, and that practical means to cooperate with the CEP/ATCM are ... full range of tools available under CCAMLR and the ATCM. Cooperate as far as possible with the CEP to ... ensure that such measures are implemented on a scientific basis, and with the aim of achieving harmonised ... Abstract: This paper is based on a presentation given at the Joint CEP/SC-CAMLR Workshop (3-4 ...
Meeting Document : WG-EMM-09/09 : Auteur(s): S. Grant (United Kingdom)
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PROPOSAL FOR AN EXTENSION TO THE MARK–RECAPTURE EXPERIMENT TO ESTIMATE TOOTHFISH POPULATION SIZE IN THE SOUTH OF SUBAREA 48.4
Abstract: 1. A three-year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ... fishing season with the aims of providing the data required for assessments of the population structure ... with discard weights at 19% and 0.8% of toothfish catches, respectively. These rates are similar to ... experiment in the South of Subarea 48.4 in 2009/10 with a combined catch limit of 75 tonnes for Dissostichus ...
Meeting Document : WG-FSA-09/18 : Auteur(s): J. Roberts and D.J. Agnew (United Kingdom)
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DISTRIBUTION OF KRILL AT THRESHOLD DENSITIES SUITABLE FOR FISHING IN THE ATLANTIC SECTOR: ANALYSIS OF THE 2000 SYNOPTIC SURVEY DATA
shelf SSMUs in terms of the frequency of 1nm integration units with krill densities above and below a ... . This was also true with other threshold values in the range 25 to 200 gm2 although the difference was ... with those that affect the behaviour and performance of the fishery. Author(s): S. Hill and D. Agnew ... integration units where the threshold density for fishing was set at 100 gm2 following Kasatkina (2003). 3 ...
Meeting Document : WG-EMM-08/16 : Auteur(s): S. Hill and D. Agnew (United Kingdom)
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OTOLITH CHEMISTRY REFLECTS FRONTAL SYSTEMS IN THE ANTARCTIC CIRCUMPOLAR CURRENT
Bank; 2) Mn/Ca enrichment associated with South America; 3) Sr/Ca linked to the presence of Circumpolar ... eddies may account for affinities with neighbouring sampling areas, bringing water from the Subantarctic ... with depth and improved cross-validation by 14%, giving 85% classification rates to South American and ...
Meeting Document : WG-FSA-08/P04 - Abstract : Auteur(s): J.R. Ashford, A.I. Arkhipkin and C.M. Jones
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Statistical problems in krill stock hydroacoustic assessments
issue of patchy years vs more even distribution would seem to have more impact on ecosystem management ... be in conflict with optimum distribution of effort for statistical sampling methods. Zooplankton ... and nekton populations are seldom, if ever, random in their distribution with respect to the sampling ... behave as one large patch with variable discontinuities within some definable boundary. These large ... biomass for a surveyed area, in one, the biomass is nearly uniform with only a few small patches and in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Auteur(s): Macaulay, M.C.
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Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward Islands: 1997–1998
predominated (96%), followed by giant petrels Macronectes spp. (3%), with Yellow-nosed Mollymawks Thalassarche ... bycatch during the year July 1997-June 1998. Data on seabird bycatches were obtained from fishery ... ), with Author(s): P.G. Ryan and M.G. Purves (South Africa) Title: Seabird by-catch in the Patagonian ...
Meeting Document : WG-FSA-98/42 : Auteur(s): P.G. Ryan and M.G. Purves (South Africa)
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Dissostichus eleginoides île Heard (division 58.5.2)
. excluding the 8 year olds in the 1999 survey) and with the catch series used prior to the 2003 meeting (WG ... Density (n km–2) Survey year Area (km2) Age 3 Age 4 Age 5 Age 6 Age 7 Age 8 1990 ... the spawning stock biomass in the final year of the 35-year projection. 3. Choose the lower of the ... 01/12 Increments in year 24 Years to project stock in simulation 35 Reasonable upper bound for ...
Document : Site Section: Publications
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Growth and Natural Mortality of Yellowfin Notothenia Patagonotothen guntheri shagensis from Shag Rocks Shelf
six various methods ranged from 0.63 to 1.06. With mean value of M, age and length at optimum ... exploitation were 2.5 years and 12.5 cm, respectively. Author(s): V.I. Shlibanov (USSR) Title: Growth and ...
Meeting Document : WG-FSA-89/18 : Auteur(s): V.I. Shlibanov (USSR)