Resultados de la búsqueda
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Diet composition of Antarctic toothfish
Abstract: To identify the important prey items for pre-recruit Antarctic toothfish in the SSRUs ... fishing vessel. In the previous studies, similarities in total FA compositions and the FA profiles in ... muscle tissue of Antarctic toothfish, bycatch specimen and icefish in the stomachs indicated a trophic ... connection between the toothfish and icefish. In this study, similarities in the δ13C values δ15N values of ...
Meeting Document : WG-FSA-16/06 : Autor(es): Delegation of the Republic of Korea
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Examination of the CCAMLR toothfish GLM
CPUE in Subarea 48.3 are investigated. Problems with crossover between the essentially summer fishery ... nationalities, coupled with the existence of the experimental fishery in 1994, lead us to suggest that future ... analyses should be restricted to GLMs based on winter data alone. Unfortunately, this does result in there ... different sizes on the shelf slope. A winter GLM is described which includes a depth factor, and is used in ...
Meeting Document : WG-FSA-98/35 : Autor(es): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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SUMMARY OF FRENCH PAPERS REGARDING RECOMMENDATIONS MADE BY THE SCIENTIFIC COMMITTEE WITH RESPECT TO THE INCIDENTAL MORTALITY OF SEABIRDS
use and develop effective mitigation measures in the French EEZ fisheries and that France continues to ... during longline fishing in the French EEZs are the only remaining substantial seabird by-catch in the ... mortality of seabirds in accordance with CCAMLR policies and practices'. This document summarises the ... papers submitted by France in response to the recommendations recorded in paragraph 5.6 of the Scientific ...
Meeting Document : SC-CAMLR-XXVII/10 : Autor(es): Delegation of France
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KRILL FISHERY REPORT: 2008 UPDATE
for krill in Area 48 in the 2007/08 season, and these vessels have taken 84110 t of krill to date. The ... 104586 t of krill reported in the STATLANT data for 2006/07. With the exception of Poland, all ... ; Consideration of the Conservation Measures in force in the fishery. Reference information on stock and areas ... , and parameters used in stock assessment are also included. Author(s): Secretariat Title: KRILL ...
Meeting Document : WG-EMM-08/05 : Autor(es): Secretariat
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Have Antarctic toothfish returned to McMurdo Sound?
Abstract: A dramatic reduction in catch rates of Antarctic toothfish in McMurdo Sound, Antarctica ... , has led to conclusions that the commercial bottom longline fishery for toothfish in the Ross Sea has ... , results from a new monitoring programme for Antarctic toothfish and other top predators carried out in ... McMurdo Sound in 2014 have shown toothfish catch rate, fish size and fish age similar to those observed ...
Meeting Document : WG-FSA-15/P01 : Autor(es): S.J. Parker, S. Mormede, A.L. DeVries, S.M. Hanchet and R. Eisert
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COMPARISON OF THE PRECISION OF DIRECT VERSUS AGE LENGTH KEY METHODS OF ESTIMATING CATCH-AT-AGE PROPORTIONS
) of fish in the catch, determining the ages in the sample, and calculating proportions in each age ... class. This “direct” method can be replaced by the age length key (ALK) method if there are in addition ... the extra information in the LF sample to calculate proportions by age by multiplying the probability ... otoliths removed until a fixed number of fish in each length bin have been obtained and further sampling ...
Meeting Document : WG-FSA-09/22 Rev. 1 : Autor(es): S.G. Candy (Australia)
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Estimating food consumption of marine predators: Antarctic fur seals and macaroni penguins
and macaroni penguin Eudyptes chrsolophus) that feed on krill in the Southern Ocean were used as ... sensitive to uncertainty in some demographic variables, particularly the annual survival rate and total ... offspring production. Uncertainty in the measurement of metabolic rate led to a positive bias in the mean ... amount of food consumed. Uncertainty in most other variables had little influence on the estimated food ...
Meeting Document : WG-EMM-02/23 : Autor(es): I.L. Boyd (United Kingdom)
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The food and feeding ecology of the white-chinned petrel Procellaria aequinoctialis at South Georgia
the chick-rearing period in 1986 by quantitative analysis (by weight, frequency of occurrence and ... ; fish and squid occurred In 67% and 35% of samples and formed 33% and 19% of the diet by weight ... , respectively. Decapods, amphipods and salps occurred in a few samples. The fish were mainly lanternfish ... (Myctophidae) of 8 species (chiefly in the genera Electrona and Gymnoscopelus), forming 80% by numbers and 52 ...
Meeting Document : WG-CEMP-94/14 : Autor(es): J.P. Croxall, A.J. Hall, H.J. Hill, A.W. North and P.G. Rodhouse (United Kingdom)
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RESOURCES EVALUATION OF ANTARCTIC KRILL EUPHAUSIA SUPERBA DANA USING AREAL TRAWLING AND HYDRO-ACOUSTIC DATA
analyses procedures applied for trawling and hydro-acoustic sampling have to in compliance with the rules ... revealed. Standard measures for the population densities of krill in natural habitat are not available ... , thus it is principally impossible to structure systems and random errors in evaluating process, to ... krill and minimizing miscalculations in evaluations of congestions. Evaluations regime applied for the ...
Meeting Document : WG-SAM-08/P01 : Autor(es): L.A. Kovalchuk (Ukraine)
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Summary of the work of the CEP on Marine Protected Areas
topic of Marine Protected Areas (MPA’s) in discussions of the Committee for Environmental Protection ... (CEP) since 1998. The most important discussions, including active cooperation with CCAMLR, began in ... interests in spatial marine protection and concluded that issues relating to spatial protection and ... preclude the development by the CEP of ASPAs and ASMAs which have in whole or in part a marine component ...
Meeting Document : WS-MPA-11/04 : Autor(es): Antarctic Treaty Secretariat, c/o Dr P. Penhale, CEP Representative to the CCAMLR MPA Workshop