Résultats de la recherche
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of populations in subarea of South Georgia
catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... class. These year classes appeared against a background of the intensive icefish fishery, and krill ...
Meeting Document : WG-EMM-03/60 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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Growth of mackerel icefish (Champsocephalus gunnari) and age-size composition of population in subarea of the South Georgia
catches were based on fish of two contiguous year classes, strong 1984 year class and middle 1983 year ... represented by fish of two contiguous age groups. It was shown that in the 1980s during a number of years the ... were studied for different periods. The analysis of age composition of icefish in subarea 48.3 showed ... class. These year classes appeared against a background of the intensive icefish fishery, and krill ...
Meeting Document : WG-FSA-SAM 03/7 : Auteur(s): K.V. Shust and E.N. Kuznetsova (Russia)
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A BALANCED MODEL OF THE FOOD WEB OF THE ROSS SEA, ANTARCTICA
quantitative information on trophic links across all the major biota of the Ross Sea and tests for data ... average, recent year (1990–2000). The focus of the model is on the role of Antarctic toothfish in the food ... efficiency) and all groups together was 1.7%, and for diet fractions was 0.6%. Large but not implausible ... ecosystem effects of the fishery for Antarctic toothfish (Dissostichus mawsoni). The model consolidates ...
Meeting Document : WG-EMM-09/42 : Auteur(s): M.H. Pinkerton, J.M. Bradford-Grieve and S.M. Hanchet (New Zealand)
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Proposition pour améliorer le projet de plan de recherche et de suivi pour l'aire marine protégée de la région de la mer de Ross
the MPA objectives. There were great deal of discussions in this regard over the last two years, and ... : Proposal to improve the Draft Research and Monitoring Plan for the Ross Sea region Marine Protected Area ... Document Release Consent: Yes Delegation responsibility for releasing documents: China ... Marine Protected Area (RSRMPA). The RSRMPA entered into force on 1 December 2017. But there has been no ...
Meeting Document : SC-CAMLR-38/21 : Auteur(s): Delegation of the People’s Republic of China
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Investigating emigration in stock assessment models of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H
from 1 year at liberty; (ii) SSRU 88.2H using tag recaptures from 3 years at liberty; (iii) SSRUs 88.2C ... 88.2C-H using tag recaptures from 3 years at liberty, but excluding tags from the south. For each model ... status for Antarctic toothfish in Subarea 88.2 SSRUs 88.2C-H and identified several areas for further ... of the decay rate over time, and a trend for increasing proportions of tagged fish caught over time ...
Meeting Document : WG-FSA-14/56 : Auteur(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)
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Preliminary analyses in support of the CEMP Review Workshop: power analyses
and 20 years. Generally, time series arising from 5 annual surveys provided little power to detect ... , C1 under the survey scenarios of 10 and 20 years and alpha levels of 0.05 or greater. Author(s ... software MONITOR (J. P. Gibbs, 1995). In all, 170 time series were investigated for their power to detect ... of power for 3 survey scenarios and 3 alpha levels (0.05, 0.10 and 0.20). The 3 surveys scenarios ...
Meeting Document : WG-EMM-03/26 : Auteur(s): Secretariat
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Trophic study of Ross Sea Antarctic toothfish (Dissostichus mawsoni) using carbon and nitrogen stable isotopes
and 88.1J) during two fishing seasons 2005/6 and 2006/7. The species sampled were: 6 fish: Antarctic ... glacialis (Gg, n=3), Kondakovia longimana (Kl, n=20), Psychroteuthis glacialis (Pg, n=20) and the Colossal ... range of 7 ‰ (9–16 ‰) in δ15N, which is equivalent to two trophic steps. All fish, except Antimora ... was considerable isotopic overlap in both δ15N and δ13C for all four fish prey species. Squids ...
Meeting Document : WG-EMM-08/27 : Auteur(s): S.J. Bury, M.H. Pinkerton, D.R. Thompson, S. Hanchet, J. Brown and I. Vorster (New Zealand)
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Environmental variability and the behavioural dynamics of Antarctic fur seals in the South Atlantic
had strong effects when lagged by one year. This was supported by bivariate correlation between the ... gazella) over 15 years at the island of South Georgia in relation to major indices of southern hemisphere ... measure of the annual sea ice extent both had significant effects on the fur seal foraging index but both ... had the greatest effect when entered into regression models together. There was also a significant ...
Meeting Document : WS-AREA 48-98/16 : Auteur(s): I.L. Boyd (UK)
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New page in the Antarctic krill fishing (Translation from The Fishing Industry of Ukraine, 1–2/2007: 11–14)
modern vessels for krill fisheries and processing is foreseen anyway; introduction of new technologies on ... Abstract: Antarctic krill (Euphausia superba) is one of the largest marine resources of animal ... origin protein on the planet. Krill is the key element of the Antarctic Region ecosystem. Construction of ...
Meeting Document : SC-CAMLR-XXVI/BG/26 : Auteur(s): Delegation of Ukraine
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Proposition portant création d'une aire marine protégée dans la région de la mer de Ross
consensus for CCAMLR to establish an MPA in the Ross Sea Region. Author(s): Delegations of New Zealand ... Abstract: The delegations of New Zealand and the United States submit this revised proposal for ... Protected Area”) by the Commission for the Conservation of Antarctic Marine Living Resources (Commission or ... , including through the establishment of reference areas. We thank Members for the many constructive ...
Meeting Document : CCAMLR-XXXIII/21 : Auteur(s): Delegations of New Zealand and the USA