Résultats de la recherche
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List of participants and contributors
Livestock, Fisheries and Animal Industries bmalloumousman@yahoo.com Congo Emile Essema COREP sg_corep ... @yahoo.com Liberia Sheck A. Sherif Bureau of National Fisheries in Liberia West Africa Regional Fisheries ...
Document : Site Section: Compliance
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Révision de l'approche de précaution pour veiller à l'utilisation rationnelle de la ressource vivante (Dissostichus eleginoides) dans la sous-zone 48.3
. This paper reviews the long-term decline in the size structure of Patagonian toothfish (Dissostichus ... eleginoides) observed in longline catches taken in the South Georgia Area (FAO Area 48.3). We note that from ... the start of the 2000s until now, longline fishing in the South Georgia area has targeted immature ... fish smaller than 100 cm. The issue of non-rational use of the Patagonian toothfish stock in Subarea ...
Meeting Document : CCAMLR-38/31 Rev. 2 : Auteur(s): Делегация Российской Федерации
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995
years. The most recent event was first apparent in 1994 and continues through the latest data available ... . Variability between ice events in seasonal timing, areal extent, seasonal duration and persistence over ... index of sea ice cover in units of 106 km2-months. Author(s): Hewitt, R.P. Title: Areal and seasonal ... multiple years is apparent. Annual curves of sea ice cover were integrated over time to produce an annual ...
Meeting Document : WG-EMM-96/24 : Auteur(s): Hewitt, R.P.
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EXTRAPOLATING CONTINUOUS PLANKTON RECORDER DATA THROUGH THE SOUTHERN OCEAN USING BOOSTED REGRESSION TREES
fitted relationships explained 28–38% of the total variance in abundance (depending on method of cross ... multivariate space defined by all environmental data layers together. The multivariate statistic was used to ...
Meeting Document : WG-SAM-08/12 : Auteur(s): M.H. Pinkerton, A.N.H. Smith (New Zealand), B. Raymond, G. Hosie (Australia) and B. Sharp (New Zealand)
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Age and growth of Antarctic euphausiacea (crustacea) under natural conditions
years for the krill Euphausia superba. Growth in length and weight was calculated by non-linear ... regressions. No difference in growth of krill was observed between the Antarctic Peninsula area and the ... species Euphausia triacantha, and a three-year life span proposed. Male Euphausia crystallorophias have a ... and generation time of each species is given. In general, Antarctic euphausiids seem to remature and ... krill Euthausia superba. Growth in length and weight was ca culated by non-linear regressions. No ... difference in growth of krill was observed between the Antarctic Peninsula area and the eastern Weddell Sea ... triacantha, and a three-year life span proposed. Male Euphausia cr¥stallorophias have a shorter life span ... generation time of each species is given. In general, Antarctic euphausiids seem to remature and spawn at ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 369-370 : Auteur(s): Siegel, V.
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Fishery Report: Dissostichus eleginoides (TOP) Prince Edward Islands South African EEZ (Subareas 58.6 AND 58.7)
.................................................................................... 7 Throughout this report the CCAMLR fishing season is represented by the year in which that ... 2008 21 55 69 145 0 145 2009 30 22 20 72 0 72 2010 74 77 72 224 0 224 2011 161 33 92 286 * 286 ... measured (n) in each year are given at the top of each panel. 2. Stocks and areas 9. The South African ... the season. 12. Tagging rates and recaptures by year since 2006 are given in Table 2. TOP 58.6 ...
Document : Site Section: Publications
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Vertical migrations of mackerel icefish (Champsocephalus gunnari) on the South Georgia shelf
commercial concentrations of C. gunnari in years of high abundance of the species (1982/83, 1983/84 and 1986 ... may be used for clarification of survey techniques used in stock assessment. For a number of years ... considered in the paper. A distinct pattern of daily vertical migrations of C. gunnari was observed on the ... South Georgia shelf. During the day, fish concentrate near the bottom in concentrations 5 to 7 m thick ... used in stock assessment. For a number of years scientists of AtlantNIRO have been conducting trawl ... Scientists of several nations have in recent years carried out stock assessment studies of channichthyids ... in years of high abundance (1982/83, 1983/84 and 1986/87). Catch-per-hour of fishing was analysed by ... data from research vessels which had been fishing for commercial concentrations of C. gunnari in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 3–14 : Auteur(s): Frolkina, J.A. and V.I. Shlibanov
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Modelling the impact of fishery by-catches on albatross populations
shown marked declines in abundance throughout their range. These seabirds are frequently taken as by ... -catch in longline fisheries and this mortality has been implicated in the population declines. 2. We ... tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... parameters in the model. 3. The model used two alternative assumptions about patterns of at-sea distribution ...
Meeting Document : WG-FSA-01/18 : Auteur(s): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
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The fish diet of black-browed albatross Diomedea melanophrys and grey-headed albatross D. chrysostoma at South Georgia
1986 and 1994. Fish represented 30% and 72% by mass of the diet of black-browed albatrosses and 14% and ... 60% by mass of the diet of grey-headed albatrosses in 1986 and 1994 respectively. We determined the ... otoliths (54 representing 9 taxa and 57 representing 17 taxa in black-browed and grey-headed albatross ... samples respectively). For black-browed albatrosses in 1986 the main fish prey was Patagonotothen guntheri ...
Meeting Document : WG-EMM-96/11 : Auteur(s): Reid, K., Prince, P.A., Croxall, J.P.
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Documentation for the CCAMLR survey database and length-density analysis
. While appropriate in earlier years, this procedure constricted the type of survey data that could be ... because of the increasing quantity and diversity of survey data and their importance in the assessments of ... stored in the CCAMLR database and placed limitations of their interpretation. The Data Centre’s extensive ... work done, the structure of the new survey database, and the steps in the length-density analysis. The ...
Meeting Document : WG-FSA-00/11 : Auteur(s): Secretariat