Résultats de la recherche
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Spatial and seasonal distribution of adult Oithona similis in the Southern Ocean: predictions using boosted regression trees
trees to derive relationships between environmental conditions and the distribution of the adult stage ... of the cyclopoid copepod Oithona similis in the Southern Ocean. Nearly 20 000 samples from the ... Southern Ocean Continuous Plankton Recorder survey (87% from East Antarctica) were used to model the ... waters. We demonstrate that it is possible to obtain reasonable models for both the presence (area under ...
Meeting Document : WG-EMM-10/P14 : Auteur(s): M.H. Pinkerton, A.N.H. Smith, B. Raymond, G.W. Hosie, B. Sharp, J.R. Leathwick and J.M. Bradford-Grieve
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in SSRUs C and E in Division 58.4.1 in 2013/2014
Abstract: In the Division 58.4.1 there are two stocks; one extends from the SSRU 58.4.1C to the ... SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population sizes were vulnerable with a big ... range of about 1,000-2,000 t per SSRU in 58.4.1 and 100-1,500 t per SSRU in 58.4.2. During the 2003-2007 ... recaptured which were not enough data to estimate stock biomass for considering the precautionary catch limit ...
Meeting Document : WG-FSA-13/44 : Auteur(s): Delegation of the Republic of Korea
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Atlas of top predators from French Southern Territories in the Southern Indian Ocean
that have to come on land to reproduce. Therefore, they are the only marine top predators that can be ... studied from land base sites, making them the most accessible convenient models to study marine ecosystems ... mitigation actions and restricted protection of the sole coastal areas, are insufficient, especially for the ... oceanic realm. Today, there is an urgent need to identify and protect the open sea environments where ...
Meeting Document : WG-EMM-16/42 : Auteur(s): K. Delord, C. Barbraud, C.-A. Bost, Y. Cherel,C. Guinet and H. Weimerskirch
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INFORMATION ON ILLEGAL FISHING IN STATISTICAL AREA 58 ASSESSMENT OF ILLEGAL FISHING IN FRENCH WATERS AROUND KERGUELEN AND CROZET ISLANDS REPORT OF OBSERVATIONS AND INSPECTIONS IN THE CCAMLR AREA 2009/2010 SEASON (1 JULY 2009 – 15 AUGUST 2010)
Abstract: 1/ Resources deployed by France to fight illegal fishing The system deployed by France ... to fight illegal fishing in the EEZs of the French Antarctic Territories uses both a maritime ... . The French Navy makes available a dedicated patrol vessel and surveillance frigates carrying ... helicopters. The Osiris, a patrol vessel for the Department of Maritime Affairs, originally an illegal fishing ...
Meeting Document : CCAMLR-XXIX/44 : Auteur(s): Delegation of France
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Preliminary investigations of an assessment model for skates and rays in the Ross Sea
Abstract: This report presents the data and preliminary results from developmental model for ... Antarctic skates in SSRUs 88.1H, 88.1I, 88.1J, & 88.1K of the Ross Sea. The developmental model ... attempted to create a catch history of all skates and rays in the Ross Sea, and integrate these data with ... the available observational data (including tag-recapture data) into a single integrated stock ...
Meeting Document : WG-SAM-07/4 : Auteur(s): A. Dunn, S.M. Hanchet, S.L. Ballara and M.P. Francis (New Zealand)
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A spatial multi-species operating model (SMOM) of krill–predator interactions in small-scale management units in the Scotia Sea
Abstract: A Spatial Multi-species Operating Model (SMOM) of the underlying krill-predator-fishery ... dynamics is developed in response to requests for scientific advice regarding the subdivision of the ... precautionary catch limit for krill among 15 small-scale management units (SSMUs) in the Scotia Sea to reduce ... the potential impact of fishing on land-based predators. The model is intended to complement the ...
Meeting Document : WG-EMM-06/12 : Auteur(s): É. Plagányi and D. Butterworth (South Africa)
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Comparison of the catches and biological characteristics of Dissostichus mawsoni in Subarea 88.1 in seasons of 2002/03 and 2003/04
. mawsoni) conducted by the Russian vessels “Yantar” and “Volna” for two seasons of 2002/03 and 2003/04. The ... different SSRU, month and depth of sets longlines. The comparison of these resultants showed that in the ... mln. hooks in 2002/03, and 222 sets and 1,79 mln. hooks in 2003/04). But the total catch of D.mawsoni ... has been also much smaller in 2003/04 season. The analysis of the length composition fish from the ...
Meeting Document : WG-FSA-04/84 Rev. 1 : Auteur(s): K.V. Shust, N.V. Kokorin and A.F. Petrov (Russia)
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The Generalised Yield Model version 5: structure, specifications and examples for validation
Abstract: The Generalised Yield Model (GYM) was first developed in 1995 as a generalised form of ... the Krill Yield Model, which was based on the method for evaluating yield developed by Beddington & ... ; Cooke (1983). The first version incorporated options for assessing long-term annual yield according to ... the units of biomass and relative to the recruitment parameters (as in toothfish) or according to a ...
Meeting Document : WG-FSA-SAM 03/14 : Auteur(s): A. Constable (Australia)
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Notes on Champsocephalus gunnari biology, availability, diet and spatial distribution in the South Shetland and South Orkney Islands (Subareas 48.1 and 48.2)
Abstract: Stocks of the mackerel icefish Champsocephalus gunnari in the Southern Scotia arc ... region of the Southern Ocean (CCAMLR Subarea 48.1 & 48.2) have several different biological ... characteristics than stocks in the Northern Scotia Arc. The history of commercial C. gunnari exploitation in the ... Southern Scotia Arc was short lived and intense, and led to the collapse of the stocks. Stocks in this ...
Meeting Document : WAMI-01/10 Rev. 1 : Auteur(s): C.D. Jones and J. Emery (USA)
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The breeding biology and distribution of Adelie penguins: adaptations to environmental variability
Abstract: Adelie penguins are long-lived, highly philopatric seabirds that dominate the bird ... biomass of the Western Antarctic Peninsula region, and serve as focal animals for our Long Term Ecological ... Research (LTER) study of the effects of environmental variability on animal populations in the Antarctic ... marine ecosystem. The major physical factors affecting the breeding success, distribution and demography ...
Meeting Document : WG-EMM-96/58 : Auteur(s): Fraser, W.R., Trivelpiece, W.Z.