Résultats de la recherche
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Linking fish and shags population trends
inshore demersal fish and Antarctic shags of the South Shetland Islands. The analysis is complemented with ... ): R. Casaux and E. Barrera-Oro (Argentina) Title: Linking fish and shags population trends Approval ...
Meeting Document : WG-EMM-12/36 : Auteur(s): R. Casaux and E. Barrera-Oro (Argentina)
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Results of scientific observation in Antarctic krill fishery in 2010/11: II. analysis of variability of krill size and fish by-catch
Abstract: We examined spatio-temporal variability of krill body length and number of bycatch fish ... krill length and number of bycatch fish were analyzed by using a hierarchical Bayesian model composed of ... krill length model, some parameters did not converge well in the bycatch fish model. The interaction ... large in the sub-area effect and the interaction effect between month and sub-area. For the bycatch fish ...
Meeting Document : WG-EMM-12/67 : Auteur(s): T. Okuda and M. Kiyota (Japan)
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Analysis of variability of krill size and fish by-catch in Japanese krill fishery based on scientific observer data
length and bycatch fish number, the parameters estimated by MCMC hardly show difference among years, sub ... Bayesian model. For both krill length and bycatch fish number, vessel sample size show marked effects on CV ... (Japan) Title: Analysis of variability of krill size and fish by-catch in Japanese krill fishery based ...
Meeting Document : WG-EMM-12/68 : Auteur(s): T. Okuda and M. Kiyota (Japan)
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Linking fish and shags population trends
inshore demersal fish and Antarctic shags of the South Shetland Islands. The analysis is complemented with ... ): R. Casaux and E. Barrera-Oro (Argentina) Title: Linking fish and shags population trends Approval ...
Meeting Document : WG-FSA-12/05 : Auteur(s): R. Casaux and E. Barrera-Oro (Argentina)
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The composition, abundance and reproductive characteristics of the demersal fish fauna in the Elephant Island–South Shetland Islands region and at the tip of the Antarctic Peninsula (CCAMLR Subarea 48.1) in March–early April 2012
, and size composition of the abundant fish species encountered during the survey. Catches in the ... composition, abundance and reproductive characteristics of the demersal fish fauna in the Elephant Island ...
Meeting Document : WG-FSA-12/10 : Auteur(s): K.-H. Kock (Germany) and C.D. Jones (USA)
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The fish fauna of the Argentine Islands region (Antarctica; 12 UAE 2007–2008) and morphometrical changeability of Notothenia coriiceps (Richardson, 1844)
Abstract: Information about fish species composition from region near the Ukrainian Antarctic ... the west coast of Grotto Island are conducted. It is exposed, that these two groups of fish species ... , except for hepato-somatic. Individuals of both groups’ species of fish had the low indexes of adiposeness ... and fatness. Author(s): V.N. Trokhymets, V.A. Tymofyeyev and J.S. Perechrest Title: The fish fauna ...
Meeting Document : WG-FSA-12/P06 : Auteur(s): V.N. Trokhymets, V.A. Tymofyeyev and J.S. Perechrest
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Population structure and connectivity of an important pelagic forage fish in the antarctic ecosystem, Pleuragramma antarcticum, in relation to large scale circulation
), a pelagic, neutrally buoyant notothenioid fish species, are distributed around the shelf systems of ... other fish. We asked whether silverfish are distributed in independent, discrete populations along the ... : Population structure and connectivity of an important pelagic forage fish in the antarctic ecosystem ...
Meeting Document : WG-FSA-12/23 : Auteur(s): J.W. Ferguson (USA)
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Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia Sea
not in sampled area, have to be assumed to be near or under ice feeding on juvenile krill and fish ... strong – week cohorts: age group of 4 is separated from the 2th by low numbers fish in previous age group ... 3. This may save them before feeding of own younger fish – common fish behavior among predators. At ... , they swim upstream (as young fish usually do) to colder water of Palmer Archipelago to have more ...
Meeting Document : WG-FSA-12/68 Rev. 1 : Auteur(s): R. Traczyk (Poland)
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Influence of data quality and quantity from a multiyear tagging program on an integrated fish stock assessment
, particularly the effects of the size of tagged fish compared with the size of fish in the catch (tag size ... -overlap), numbers of tagged fish, duration of the tagging program, using catch-at-length or catch-at-age ... tagging program on an integrated fish stock assessment Approval: Approved ...
Meeting Document : WG-FSA-13/P03 : Auteur(s): P. Ziegler
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Decadal trends in the South Georgia demersal fish assemblage
Abstract: Data on demersal fish species composition and abundance was collected from 1277 ... on the Shag Rocks and South Georgia Shelf region between 1986 and 2013. Consistent hotspots of fish ... years accounting for 97% of total demersal fish biomass. The relative abundance of these species was ... demersal fish catch rates was observed with the highest mean CPUE s seen in surveys since 2010 but this was ...
Meeting Document : WG-FSA-13/26 : Auteur(s): M. Belchier (United Kingdom)