Résultats de la recherche
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Fish prey of the wandering albatross Diomedea exulans at South Georgia
Abstract: The fish diet (45% of total diet by weight) of Wandering Albatrosses rearing chicks at ... regurgitations. These provide the first quantitative data for this species and for any albatross. By number of ... between years but epipelagic fish were significantly more abundant in +I983 than 1984. All identified fish ... fish prey but how they catch several species, including Muraenolepis, which are mainly benthic in habit ...
Meeting Document : SC-CAMLR-VII/BG/05 : Auteur(s): J.P. Croxall, A.W. North and P.A. Prince (United Kingdom)
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Diet components and trophic interactions in five demersal fish in CCAMLR Subarea 48.3
Abstract: Diet components and trophic interactions in five demersal fish caught around of South ... Georgia’s waters was determined. Data were obtained from samples of Champsocephalus gunnari, Chaenocephalus ... ) Title: Diet components and trophic interactions in five demersal fish in CCAMLR Subarea 48.3 Approval ...
Meeting Document : WG-FSA-13/60 : Auteur(s): N.R. Marí and G.H. Troccoli (Argentina)
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Refinements to the strategy for managing depleted fish stocks based on CCAMLR objectives
Paper Title: Refinements to the strategy for managing depleted fish stocks based on CCAMLR ... fish stocks to recover to levels near those giving greatest net annual increment within two to three ... MANAGING DEPLETED FISH STOCKS BASED ON CCAMLR OBJECTIVES W.K. de la Mare* and A. Constable** Abstract ... A method of calculating fishing mortalities which will allow depleted fish stocks to recover to ... fishing mortality FO•1 as the appropriate management strategy for fish stocks (CCAMLR-VI, paragraph 61 ... fish stocks which have been reduced to low levels. This approach represents a starting point for ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 467–475 : Auteur(s): de la Mare, W.K. and A. Constable
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Observations of demersal fish, benthic communities and seafloor composition of the Southern Ocean Atlantic sector from the ICEFISH 2004 cruise
and study Fish Indigenous to Sub-antarctic Habitats (ICEFISH). Sampling during the ICEFISH cruise ... of the cruise included Antarctic fish and invertebrate biochemical, molecular and physiological ... feasible to make quantitative estimates of finfish abundance. However, using data from the Blake trawl ... : Observations of demersal fish, benthic communities and seafloor composition of the Southern Ocean Atlantic ...
Meeting Document : WG-FSA-04/61 : Auteur(s): C.D. Jones, S.J. Lockhart and D.F. Doolittle (USA)
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2006–2013 fish distribution and biomass in the Kerguelen EEZ (CCAMLR DIVISION 58-5-1) for the bathymetric range 100–1 000 m
Abstract: Three fish biomass surveys have been recently undertaken in the northern part of the ... ” repeating the same random and stratified sampling stations in the bathymetric range 100 – 1000 m. Data on ... the bathymetric and geographical fish distribution are available for 19 bottom-dwelling species (13 ... time) allows to be confident with the estimation of fish biomass ranging from 247 000 to 268 000 tons ...
Meeting Document : WG-FSA-14/07 : Auteur(s): G. Duhamel, M. Hautecœur and R. Sinegre (France)
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Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined with various codends
Paper Title: Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined ... some Antarctic fish, which make it difficult for them to escape from the codend. Selectivity properties ... selection of Antarctic icefish and bumphead notothenia ranges from 60 to 100 mm. For other Antarctic fish ... fish species for which the most abundant and representative data were collected. Fishing areas and the ... ANTARCTIC FISH SELECTION BY THE 32/36 BOTTOM TRAWL COMBINED WITH VARIOUS CODENDS J. Zaucha (Poland ... construction, incorrectly chosen mesh size, and certain morphological features of some Antarctic fish, which ... icefish and burnphead notothenia ranges from 60 to 100 mm. For other Antarctic fish, especially Scotia ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 1-48 : Auteur(s): Zaucha, J.
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Structure and distribution of the slope fish community in the vicinity of the sub-Antarctic Prince Edward Archipelago
-/benthopelagic prey. Diet data on 6 species and stable isotopes of 22 fish species revealed that with a few ... Abstract: Demersal fish community structure, distribution and trophic relationships on the slope ... investigated during the pilot survey conducted in April 2001 onboard fishing vessel MV Ibis. A total of 56 fish ... average fish diversity and total CPUE positively correlated with the trawling depth. Overall, mean ...
Meeting Document : SC-CAMLR-XXIII/BG/20 : Auteur(s): Delegation of South Africa
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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)
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Results of fish stock assessment survey, South Georgia region, November - December 1986
Paper Title: Results of fish stock assessment survey, South Georgia region, November- December ... - 143 - SC-CAMLR-VI/BG/12 Rev.1 RESULTS OF FISH STOCK ... ) AO 12,6% (C. aceratus). - 145 - RESULTS OF FISH STOCK ASSESSMENT SURVEY, SOUTH GEORGIA REGION ... precise estimators. From the survey data, N. rossii biomass was estimated to be 4 500 mt (from the ... 47.1 cm, and few fish below 40 cm (Figure 3). Notothenia gibberifrons Notothenia gibberifrons ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 143-183 : Auteur(s): Gabriel, W.L.
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Predation on fish by the southern elephant seal, Mirounga leonina, at King George Island, South Shetland Islands, as reflected by stomach lavage
remains. The aim of the present paper was to report data on fish prey obtained from seal stomachs ... were cephalopods and fish which ocurred respectively in 98,1% and 14% of stomachs containing prey ... containing fish remains. Of these stomachs, 9 belonged to adult females, 6 to juvenile males and 1 to a ... subadult male. The identification of otoliths revealed the predominance of myctophids as fish prey of seals ...
Meeting Document : WG-EMM-01/58 : Auteur(s): G.A. Daneri and A.R. Carlini (Argentina)