Search results
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A false positive in the CCAMLR tag overlap statistic arising from low catch volume and consequent limited sample size
minimum of 60% as specified in CM 41-01. A review of the data indicates that the number of fish tagged was ... of fish tagged did not match closely with that of the catch resulting in a the overlap statistic, as ... where the noise associated with such low numbers of fish triggers false positives in the tag statistic ... Abstract: The draft CCAMLR compliance report has recorded that when fishing in Subarea 88.2 in ...
Meeting Document : WG-FSA-14/31 : Author(s): C. Darby (United Kingdom)
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Pursuit and polynyas in the Ross Sea, Antarctica
influence biological activity. We pursued daily transition of polynyas in the Ross Sea, Antarctica from 1978 ... polynya existed in the inner area of the Ross Sea in November of the each year. The shape of the polynya ... changed remarkably in several days. The polynyas have the range of approximately 500 km from the bottom to ... the entrance of the Ross Sea. The polynyas usually open to the northern oceanic water late in December ...
Meeting Document : WG-EMM-98/31 : Author(s): M. Naganobu, T. Tanaka, Y. Okada, N. Kimura and S. Matsumura (Japan)
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Seabird mortality in the Japanese tuna longline fishery around Australia, 1988–1995
) by Japanese longline vessels targeting tuna. In recent years the estimated rate of seabird bycatch in ... the AFZ has been in the order of 0.15 birds 1000 hooks, translating to mortalities of 1000-3500 birds ... southern Australia. Uncertainties in the observed catch rates prevent confident assessment of trends, but ... time. Sixteen seabird species of birds killed on longlines in the AFZ have been identified. These ...
Meeting Document : WG-FSA-98/31 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)
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Has krill fishing the potential to adversely affect recruitment in Antarctic notothenioid fishes?
by-catch in fisheries targeting krill. The species composition of fish by-catch in krill fisheries is ... 25 years later WG-FSA is still not in the position to estimate the amount of fish by-catch reliably ... and to decide on the significance of the problem. Modelling approaches conducted recently in Norway to ... well-known from Polish investigations in the late 1970s and the 1980s and from Japanese, Ukrainian, and ...
Meeting Document : WG-FSA-14/66 : Author(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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Cameras installation by Ukraine at the Galindez, Petermann and Yalour Islands penguin colonies – CEMP Fund project ‘Establishing a CEMP Camera Network in Subarea 48.1’
Network in Subarea 48.1'. Work has been provided under support of the National Antarctic Scientific ... and chronology. Cameras have been installed in the middle of breeding season due to late arrival and ... hard ice conditions in Argentine Islands area. In time of cameras establishing in all colonies the ... next season in 2016/2017. The training of winterers-biologists has been provided for CEMP rules ...
Meeting Document : SC-CAMLR-XXXV/BG/27 : Author(s): Delegation of Ukraine
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Recent information relevant to squid resources in the Convention Area
adjacent to the Convention Area, with a catch in excess of 12,000 tonnes. Recent improvements in processing ... Frontal Zone are presented in SC/CAMLR/BG/??. Author(s): Delegation of the United Kingdom Title: Recent ... waters. Although regulations for fishing of squid in nearby waters provide a useful model framework ... , management of a Martialia fishery by CCAMLR would require a better understanding of the distribution and ...
Meeting Document : SC-CAMLR-XIV/BG/22 Rev. 1 : Author(s): Delegation of the United Kingdom
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Pygoscelis penguin colonies census in the Vernadsky Antarctic station area (Statistical Subarea 48.1)
provided during 2017-2018 breeding season. The Pygoscelis penguins in the region of research are mainly ... , there is significantly higher percentage of birds which not involved in the reproduction process. This ... , which has been observed throughout the area during recent years. The nesting of the Antarctic penguin in ... Abstract: The Pygoscelis penguin colonies census in the Vernadsky Antarctic station area has been ...
Meeting Document : WG-EMM-18/25 : Author(s): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy and G.P. Milinevsky
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Pygoscelis penguin census in the Vernadsky Antarctic station area
species family, there is a significantly higher percentage of birds which not involved in the reproduction ... penguin in the region of research should be considered a sporadic settlement at a considerable distance ... Abstract: The Pygoscelis penguin colonies census in the Vernadsky Antarctic station area has ... been provided during 2017-2018 breeding season. The most abandoned Pygoscelis penguin species in the ...
Meeting Document : SC-CAMLR-XXXVII/BG/06 : Author(s): V.M. Smagol, A.O. Dzhulay, I.V. Dykyy, G.P. Milinevsky and E.O. Dykyy
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ASSESSMENT MODELS FOR ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) IN SUBAREA 88.2 SSRU E FOR THE YEARS 2002/03 TO 2008/09
model resulted in a higher estimate of initial biomass than the same model for 2006, but the estimated ... initial biomass was very imprecise. The selected trips data set resulted in a more precise estimate of ... initial biomass, although there was some conflict in the likelihoods of the tag recapture observations ... from different years. The use of the selected trips with the revised maturity ogive resulted in a ...
Meeting Document : WG-FSA-09/41 : Author(s): A. Dunn and S.M. Hanchet (New Zealand)
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Revised proposal for the ongoing research plan on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b (2016/17–2020/21)
built up the CASAL model developed in WG-FSA-15/23 by Taki et al. (2015). Different scenarios of ... revealed a lower effect than previously estimated due to the absence of interaction in recent years and the ... low historical interaction and depredation rates in the research blocks b_1 and b_2. Analyses of ... provided at WG-FSA in 2021. Author(s): Delegations of Japan and France Title: Revised proposal for the ...
Meeting Document : WG-SAM-2019/08 : Author(s): Delegations of Japan and France