Résultats de la recherche

1. Report of the Workshop on data and modelling issues relevant to the planning of a potential Marine Protected Area (MPA) east of the zero meridian in the Weddell Sea (MAUD)

   Abstract:  The workshop was convened to follow up the agreement in the 2018 meeting of CCAMLR on ... an approach to facilitate progress on the further development of the Weddell Sea MPA proposal. In its ... the available data, gaps in data and future priorities for data collection. As part of this objective ... MPAs in the MAUD area and provide input to other existing or future Antarctic MPAs. Second, to decide ...

   Meeting Document : WG-EMM-2019/14 : Auteur(s): Delegation of Norway

2. Distribution and some biological features of icefish (Champsocephalus gunnari) at different life cycle stages in the South Georgia subarea

   Abstract:  The results of icefish ecology were summarized for the period of above 20 years of ... fish distribution at different stages of physiological state. Juvenile fish mainly distribute in the ... south, immature fish- in the cast and southwest, while adult at the north of the shelf. It was revealed ... after 20 cm length reaching and the bottom one at length above 40 cm. Ch.gunnari undertakes vertical ...

   Meeting Document : WG-FSA-99/65 : Auteur(s): Zh.A. Frolkina (Russia)

3. Entanglement of Antarctic fur seals in man-made debris at Bird Island, South Georgia

   incidence of entanglement during the pup-rearing period was slightly higher than in the previous year (48 ... years. Author(s):  Delegation of United Kingdom Title:  Entanglement of Antarctic fur seals in man-made ... Abstract:  The incidence of entanglement of Antarctic fur seals (Arctocephalus gazella) in Man ... compared to 30), it was substantially lower than during the 1988/89 and 1989/90 seasons (190 and 156 ...

   Meeting Document : SC-CAMLR-XI/BG/09 : Auteur(s): Delegation of United Kingdom

4. Status and trends of Adelie penguin populations in the Ross Sea region

   earlier counts. Populations at nearly all rookeries have increased in size over the last 10–20 years ... Abstract:  Aerial reconnaissance and photography were used in the Ross Sea sector of Antarctica to ... half the world population. Some rookeries were photographed in all, or most, of the seven seasons to ... study the pattern of natural fluctuations in Adé1ie populations, and comparisons have been made with ...

   Meeting Document : WG-CEMP-92/23 : Auteur(s): R.H. Taylor, P.R. Wilson and B.W. Thomas (New Zealand)

5. TARGET STRENGTH STUDIES ON ANTARCTIC SILVERFISH (PLEURAGRAMMA ANTARCTICUM) IN THE ROSS SEA

   ) theoretical, 2) ex situ measures on dead or living fish under experimental conditions, 3) in situ measures on ... free swimming fish in their natural habitat. A canvassing of the literature suggested that the type of ... over-all backscatter of 30% (Sun et al. 1985), others that TS measurements on living fish ex situ would ... be several dB higher than in situ (Nakken and Olsen, 1977). On other hand the many factors likely to ...

   Meeting Document : SG-ASAM-09/10 : Auteur(s): M. Azzali, I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi (Italy)

6. Unhappy feet: the reduction of Adélie and chinstrap penguin populations in the West Antarctic Peninsula/Scotia Sea

   chinstrap penguin populations have declined more than 50% during the last 30 years at study colonies in the ... ) in the West Antarctic Peninsula/Scotia Sea area. According to this scientific paper, Adélie and ... South Shetland Islands. This is consistent with the declines in both species throughout the Scotia Sea ... in the abundance of their main prey, Antarctic krill, which is affected by climate change. In this ...

   Meeting Document : CCAMLR-XXX/BG/21 : Auteur(s): Submitted by ASOC

7. Proposal for an extension to the mark-recapture experiment to estimate toothfish population size in the South of Subarea 48.4

   Abstract:  A three‐year tagging study in the South of Subarea 48.4 was initiated in the 2008/09 ... mark‐recapture experiment in the South of Subarea 48.4 in 2010/11 with a reduced TAC of 30 tonnes ... , size, movement and growth of both Dissostichus eleginoides and Dissostichus mawsoni in the South of ... 48.4; A total of 186 D. eleginoides and 202 D. mawsoni were tagged and released in 2010, leaving a ...

   Meeting Document : WG-FSA-10/40 : Auteur(s): J. Roberts and D. Agnew (UK)

8. Recommendation for an explicit limit reference point for the mackerel icefish (Champsocephalus gunnari) fishery in CCAMLR Statistical Division 58.5.2

   completed. In years with a zero commercial catch limit, a combined bycatch and research catch limit of 30 ... limit recommended by the decision rules is below 100 tonnes in the first year after a survey has been ... Abstract:  Large fluctuations in abundance are a persistent feature of the populations of mackerel ... icefish (Champsocephalus gunnari) in the waters adjacent to Heard Island and the McDonald Islands in ...

   Meeting Document : WG-FSA-11/34 : Auteur(s): Delegation of Australia

9. Supplement to the krill synoptic survey design in Area 48 (with participation of a Russian scientific research vessel)

   integral part of Area 48 is discussed. It is shown that in this case there shall be obtained for the first ... concentration of fishing grounds between the Antarctic Peninsula and the most southern Sandwich Islands up to 20 ... ° W. It is emphasized that in this way there shall be obtained the data that are important both to ... acquire knowledge in appropriateness of krill horizontal distribution over the whole Area 48, and to ...

   Meeting Document : WG-EMM-99/43 : Auteur(s): V.A. Sushin, S.M. Kasatkina and F.F. Litvinov (Russia)

10. The state of exploited fish stocks in the Southern Ocean - a review

    Union since more than 20 years. The total yield from the Southern Ocean has been 2.85 million tonnes ... until the season 1989/90. About two thirds of the catches have been taken in the Atlantic Ocean sector ... (mainly South Georgia) while the remaining one third originated primarily from the Kerguelen waters in the ... most heavily affected by fishing are those of Notothenia rossii in both sectors, Notothenia squamifrons ...

    Meeting Document : SC-CAMLR-X/BG/13 : Auteur(s): Delegation of Germany

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