Résultats de la recherche
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Report on scientific observations onboard the Chilean longliner, ‘Puerto Ballena’, in Statistical Subarea 48.3 from March to May 1996
Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 from March to May 1996. Details of the cruise ... -130 cm whith the proportion of females in the catch exceeding those of males in fish larger than 1 10 ... petrels were the most abundant species in the vicinity of the vessel when longlines were set. About 44 ... -catch. In addition a number of albatrosses, giant petrels and white-chinned petrels were hooked alive ...
Meeting Document : WG-FSA-96/22 : Auteur(s): Selling, J., Kock, K.-H.
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Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017
differences in C. gunnari diet composition were observed. Krill were almost absent from fish sampled at Shag ... Rocks, at low levels in the northern strata of South Georgia and more abundant in the Southern strata ... Dissostichus eleginoides were low. A small peak in the length frequency distribution was present at lengths of ... icefish species were very similar to results obtained in 2015. However, the estimated biomass of ...
Meeting Document : WG-FSA-17/44 : Auteur(s): M. Belchier, V. Foster, S. Gregory, S. Hill, V. Laptikhovsky, P. Lafite and L. Featherstone
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Squalus acanthias – a new species in the Antarctic ichthyofauna (Division 58.5.1)
Abstract: Four species of shark have been known to date to occur in the sub-Antarctic waters ... was captured in February 1995 on the shelf of the Kerguelen Islands from the depth of about 195 m and ... duly described. Squalus acanthias is believed to be one of the most widespread shark species in the ... World Ocean. The fact of capturing this species in the Kerguelen waters enlarges by far its range and ...
Meeting Document : WG-FSA-96/14 : Auteur(s): Pshenichnov, L.K.
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Growth and maturation of Euphausia superba Dana in northern areas of its distribution range (with reference to South Georgia and Bouvet Island areas)
maturation rates as well as the average minimal sizes of E.superba are appreciably higher in the former than ... in the latter area. This is attributed to milder climatic conditions and better food supply in the ... South Georgia area as compared to Bouvet Island. The differences in the growth and maturation rates of ... maturation in both areas begins earlier and stops later than during the colder epoch. Two spawning peaks are ...
Meeting Document : SC-CAMLR-VIII/BG/22 : Auteur(s): Delegation of USSR
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The identification of scientific reference areas in the wider context of MPA planning – report of the CCAMLR scholarship recipient
Abstract: Domain 1 faces changes to the climate and changes in the operation of the fishery, in ... which the recent D1MPA preliminary proposal is of particular importance. In this context, the ... and have significant benefits in understanding change. Existing monitoring programmes and study sites ... in Domain 1, including integrating programmes such as SOOS, are a strong foundation on which to build ...
Meeting Document : WS-SM-18/17 : Auteur(s): A. Capurro, M.M. Santos, R. Cavanagh and S. Grant
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Is our attempt to estimate biomass of Antarctic fish from a multi-species survey appropriate for all targeted species? Notothenia rossii in the Atlantic Ocean sector – revisited
Abstract: Notothenia rossii was the first target species of the fishery in the Southern Ocean ... this species was one of the first conservation measures CCAMLR adopted in 1985. Fish biomass within a ... violated in the case of N. rossii which shows an abundance which is extremely skewed in that a large ... proportion of the population tends to aggregate in small areas while most of the area of distribution is only ...
Meeting Document : WG-FSA-03/12 : Auteur(s): K.-H. Kock (Germany), M. Belchier (United Kingdom) and C.D. Jones (USA)
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Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
declines during the period the fishery was open from split year 1977/78 through 1989/90. Scientific bottom ... conducted by the Federal Republic of Germany in 1985, Spain in 1991, and the United States in 1999 ... . Biomass levels in March 1999 were compared to previous trawl surveys conducted in Feb. 1985, and Jan-Feb ... and Lepidonotothen larseni. Although there is substantial variability in point estimates, biomass ...
Meeting Document : WG-FSA-99/32 : Auteur(s): C.D. Jones (USA), K.-H. Kock (Germany) and E. Balguerías (Spain)
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ANALYSIS OF SCIENTIFIC OBSERVER DATA FROM THE RUSSIAN KRILL TRAWLER 'MAXIM STAROSTIN' IN THE SOUTH ORKNEY ISLANDS REGION (SUBAREA 48.2) DURING THE SEASON 2008-2009
Abstract: In 2008 fishing season the Russian flagged vessel ' Maxim Starostin ' started ... fishing operations for krill in the Convention area. The vessel used both conventional and continuous ... between January and March, 2009 in the area adjacent to the Southern Orkney Islands (CCAMLR Area 48.2 ... krill aggregations in South Orkney Islands region. These aggregation have complex size structure and ...
Meeting Document : WG-EMM-09/29 : Auteur(s): D. Sologub (Russia)
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Preliminary results on the composition and abundance of the krill stock in the southern Bellingshausen Sea (Antarctic, CCAMLR Subarea 88.3)
recruitment success of the 1992/93 year-class in the region (R1 = 0.076). Both results indicate large scale ... south of 66°S, between 68°W and 120°W. Krill Euphausia superba abundance and biomass was in the lower ... range of values generally found in the Antarctic Peninsula and Elephant Island region. A distinct ... spatial separation for size groups was observed for krill, with small size groups being more abundant in ...
Meeting Document : WG-EMM-95/18 : Auteur(s): Siegel, V.
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Gentoo penguin Pygoscelis papua diet as an indicator of planktonic availability in the Kerguelen Islands
, we investigated the composition of the diet of gentoo penguins, Pygoscelis papua, in relation to ... changes in the availability of two prey species, Euphausia vallentini and Themisto gaudichaudii, sampled ... during plankton surveys in the Kerguelen Islands. The comparison between plankton surveys and diet ... zooplankton derived from penguins' diet matched closely those from net hauls during a year of high ...
Meeting Document : WG-Joint-94/11 : Auteur(s): C.A. Bost, P. Koubbi, F. Genevois, L. Ruchon and V. Ridoux (France)