Résultats de la recherche
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Benchmarking CCAMLR
Scientific Committee symposium will likely raise these issues again which presents an opportunity to revisit ... the opportunity to develop a CCAMLR stock assessment and advice benchmarking process. The need for ... this was first raised in Scientific Committee (SC-XXXII, paragraph 3.66), developed in Darby (WG-SAM-14 ... Secretariat Workflow Status: Content Approved Delegation responsibility for releasing documents: United ...
Meeting Document : SC-CAMLR-XXXV/BG/31 : Auteur(s): Delegation of the United Kingdom
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Krill Fishery Report
catch maps for the last complete seasons (2014) and the current incomplete season (2015), an inventory ... the same information provided in the previous report (i.e. an introduction on the background of the ... completed for finfish fisheries in WG-FSA (www.ccamlr.org/node/75667). The Secretariat agreed to coordinate ... the preparation of a draft krill fishery report for consideration at WG EMM-14 that would be similar ...
Meeting Document : WG-EMM-15/30 : Auteur(s): CCAMLR Secretariat
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Long-term observations from Antarctica demonstrate that mismatched scales of fisheries management and predator–prey interaction lead to erroneous conclusions about precaution
hierarchical model and 30+ years of monitoring data, we show that expected penguin performance was reduced when ... Abstract: Low catch limits for forage species are often considered to be precautionary measures ... Ocean and are key forage for numerous predators. Current krill removals are considered precautionary and ... limits that are considered precautionary for forage species simply because the limit is a small ...
Meeting Document : WG-EMM-2019/11 : Auteur(s): G.M. Watters, J.T. Hinke and C.S. Reiss
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Inclusion of fisheries notifications in the Database of Upcoming Expeditions to the Southern Ocean
(www.soos.aq). Developed by the Australian Antarctic Data Centre, DueSouth is an open-access resource for the ... research vessels. Building on the 2018 endorsement by the Scientific Committee (e-sc-xxxvii_1.pdf paragraph ... inclusion of industry vessels (e.g., Tourist and Fisheries) provide important “Ships of Opportunity” for ... 10.9) and the test case provided as shown herein, SOOS now requests formal approval for the inclusion ...
Meeting Document : CCAMLR-38/BG/26 : Auteur(s): Submitted by SCOR
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Antarctic sea ice losses drive gains in benthic carbon drawdown
phytoplankton die and sink to the sea-bed where the carbon is sequestered for thousands of years. This carbon ... drawdown per year on the West Antarctic continental shelf. Carbon accumulation differs significantly ... sink acts as a negative feedback to climate change, with an estimated 2.9 million tonnes of carbon ... productive region per km 2 but, at only 4x10 4 km 2, the greatest overall gains are for the larger ...
Meeting Document : SC-CAMLR-XXXIV/BG/34 : Auteur(s): Delegation of the United Kingdom
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Population structure of icefish (Champsocephalus gunnari) in the South Georgia area (Antarctic)
assume the common origin of the western and Shag Rock groupings. C.gunnari of two-three years old (at the ... similarity between the eastern and western groupings and the differences between those two and Shag Rocks ... length and older than 6-7 years (10-11 years in the South Georgia area) and considerably lower number of ... isolation of the area. On the basis of the cluster analysis the similarity of icefish up to 22 cm in length ...
Meeting Document : WG-FSA-04/40 : Auteur(s): Zh.A. Frolkina and I.A. Trunov (Russia)
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TEMPORAL CLARIFICATION OF THE TRANSITION FROM BLUE PHASE FINGERLING TO EARLY JUVENILE BROWN PHASE IN NOTOTHENIA ROSSII FROM THE SOUTH SHETLAND ISLANDS
Abstract: Scales and whole otoliths were read for age determination of early stages of Notothenia ... was composed by blue phase fingerlings of 7-7.6 cm (TL) and age group 0 year and demersal young brown ... the interpretation of the rings, particularly in the central area of the scale. To clarify two issues ... sea is less than one year before migration to the demersal nearshore habitat; 2) the first well ...
Meeting Document : WG-FSA-09/32 : Auteur(s): E. Barrera-Oro, E. Moreira, N. Alescio and E. Marschoff (Argentina)
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BEACH DEBRIS SURVEY – MAIN BAY, BIRD ISLAND, SOUTH GEORGIA 2006/2007
Abstract: During the seventeenth year of standardised beach surveys of man-made debris at Bird ... Island, South Georgia (covering the period 1 October 2006 to 30 September 2007) a total of 365 items were ... collected. This represents a reduction by 33% on the 544 items recorded in 2005/06 and a decrease in mass of ... previous years: 73% during summer (265 items) and 27% during winter (100 items). After three consecutive ...
Meeting Document : WG-FSA-08/24 : Auteur(s): F. Le Bouard (UK)
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Review of biological characteristics of the Antarctic toothfish (Dissostichus mawsoni) and its distribution in Antarctic waters
of importance for the assessment of its biomass and identification of its stocks. The trophodynamics ... of D. mawsoni are mentioned only in brief. Most published materials refer to studies conducted in the ... Abstract: Results of published studies on the biology, biomass and distribution of the Antarctic ... toothfish (Dissostichus mawsoni) were reviewed. The review focused on those aspect of the species which are ...
Meeting Document : WG-FSA-98/37 : Auteur(s): Secretariat
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Antarctic krill, Euphausia superba Dana, demography studies in the seas of Sodruzhestvo and Cosmonauts (Indian Ocean sector of Antarctica)
Antarctic seas for the period from 1985 to 1990 are analyzed to form an opinion about its growth, life ... (Hosie et al., 1988) for the Prydz Bay by data for 1981-1985. Basing on long-term observations, relations ... of Sodruzhestvo. E.superba growth rate ranges from 0.126- 0.133 mm per day in the first year 0f life ... to 0.028-0.041 mm per day in the fifth year under condition that E.superba grows 180 days per year ...
Meeting Document : WG-KRILL-93/45 : Auteur(s): E.A. Pakhomov (Ukraine)