Résultats de la recherche
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Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13
2011/12 fishing season with the aims of providing the data required for assessments of the population ... structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... . An approximate stock biomass level of Dissostichus spp. in the survey area was tentatively estimated ... , paragraphs 5.19-21), although the 95 % confidence intervals were wide due to small numbers of recapture. CVs ...
Meeting Document : WG-SAM-12/17 : Auteur(s): Delegation of Japan
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Krill distribution pattern due to water structure and dynamics near the South Sandwich Islands in January–February 2000 (Krill Synoptic Survey 2000)
: waters of Antarctic Circumpolar Current, Weddell Sea and Secondary Frontal zone of Weddell Gyre. The ... schematic maps of geostrophic waters circulation are made. The joint analysis of environment parameters and ... length frequency, maturity stages and waters inhabited. Distribution of the 1st krill group (juveniles 25 ... -29 mm) well corresponds to meanders of Weddell Current to West of archipelago and distribution of the ...
Meeting Document : WG-EMM-00/33 : Auteur(s): V. Sushin, P. Chernyshkov, V. Shnar, F. Litvinov and K. Shulgovskiy (Russia)
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Implanted identification tags in penguins: implantation methods, tag reliability and long-term effects (draft version)
Abstract: Subcutaneously implanted passive transponder tags have proved to be a reliable way of ... identifying individual penguins by both manual and automated means. We have found the survival of tagged ... Ad61ie penguins (Pygoscelis adeliae) over five seasons to be consistently higher than that of birds ... problems associated with the use of implanted devices. The transponder removed from one bird had developed ...
Meeting Document : WG-EMM-Methods-96/08 : Auteur(s): Kerry, K., Clarke, J.
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Proposition de programme de travail en réponse au changement climatique pour la CCAMLR
Terms of Reference of the Intersessional Correspondence Group (ICG) to develop approaches for ... integrating considerations of the impacts of climate change into the work of CCAMLR (components of TORs 7 and ... 8). It aims to build on related work of the Commission, SC-CAMLR and its working groups, and to link ... that the objective of a Climate Change Response Work Program is: To provide a mechanism for identifying ...
Meeting Document : CCAMLR-XXXVI/20 : Auteur(s): Delegations of Australia and Norway on behalf the Climate Change Intersessional Correspondence Group
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Données de base proposées pour des indicateurs de l'écosystème de la région de la mer de Ross. Partie A : Présentation sommaire des données
facilitate assessment of the degree to which the RSRMPA achieves its objectives. The Plan also identifies a ... set of indicators that, when observed or quantified, provide baseline data for key species and ... characterize the status of the marine ecosystem in the Ross Sea region. These baselines provide benchmarks from ... which to assess change and evaluate the performance of the MPA. Here, and in an accompanying background ...
Meeting Document : SC-CAMLR-XXXVII/11 : Auteur(s): Delegation of the USA
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Beach debris survey Signy Island, South Orkney Islands 1999/2000
size categories. A total of 55 items weighing 10.78kg was collected. The number of items was 35% less ... than 1998/99, and the second lowest ever recorded. The total mass of the waste recovered has decreased ... in previous seasons, although the proportion of plastic items (38%) was the lowest ever recorded and ... follows a declining trend since 1996/97. The proportion of polypropylene packaging bands removed was also ...
Meeting Document : SC-CAMLR-XIX/BG/06 : Auteur(s): Delegation of the United Kingdom
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Beach litter survey, Signy Island, South Orkney Islands 1994/95
origin noted. At Foca Cove, a total of 91 items were found with a combined weight of 18.26 kg. At ... Cummings Cove, a total of 90 items were found (22.79 kg) and at Starfish Cove, a total of 27 items were ... dumping of rubbish from ships or discarded gear from fishing vessels, rather than from either of the ... scientific research stations in the South Orkney Islands. For example, only six of the 208 items recovered ...
Meeting Document : CCAMLR-XIV/BG/15 : Auteur(s): Delegation of the United Kingdom
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Assessment models for Patagonian toothfish in Division 58.4.4, SRU C on Ob and Lena Banks for the years 1989/90 to 2012/13
Abstract: I revised the CASAL catch-at-length models for stock status assessments of Dissostichus ... /21), and a combined value of over-dispersions were used for all tag-release years (2008 and 2010‒12 ... ) instead of separated value for each year, 2)I calculated effective sample size for the proportions-at ... expected proportions, 3)I changed the tagging mortality rate estimate of 0.1 instead of 0.2 because ...
Meeting Document : WG-FSA-13/35 : Auteur(s): K. Taki (Japan)
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THE WHITE-CHINNED PETREL (PROCELLARIA AEQUINOCTIALIS) ON SOUTH GEORGIA: POPULATION SIZE, DISTRIBUTION AND GLOBAL SIGNIFICANCE
fisheries than probably any other seabird in the world, but the population impact of this mortality is ... poorly understood, partly because there have been no estimates of the species’ abundance in recent ... decades. The largest breeding aggregation, comprising the majority of the worldwide total, is believed to ... be on the sub-Antarctic island of South Georgia. We estimated the size of this population by ...
Meeting Document : WG-EMM-PSW-08/05 : Auteur(s): A.R. Martin, S. Poncet, C. Barbraud, P. Fretwell and E. Foster (United Kingdom)
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Selecting sampling frequency for measuring diving behaviour
Abstract: The use of time-depth recorders has revolutionised knowledge of diving activity of ... marine animals to the point where very detailed studies of variation in diving behaviour and performance ... effects detection of dives and statistics of diving behaviour is investigated, using data from Antarctic ... fur seals and southern elephant seals representative of the extremes of diving in pinnipeds. For both ...
Meeting Document : WG-CEMP-93/14 : Auteur(s): I.L. Boyd (United Kingdom)