Résultats de la recherche
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Patagonian toothfish in the South Indian Ocean outside CCAMLR waters: a preliminary analysis of the SIOFA Patagonian toothfish population
and May 2019, in international waters of the South Indian Ocean within the FAO areas 51.7 and 57.4 ... study areas have been found but differences in temporary distribution of the three surveys could have ... toothfish in the South Indian Ocean outside CCAMLR waters: a preliminary analysis of the SIOFA Patagonian ... managed by SIOFA, adjacent to the Commission for the Conservation of Antarctic Marine Resources (CCAMLR ...
Meeting Document : WG-FSA-2019/45 : Auteur(s): R. Sarralde, L.J. López-Abellán and S. Barreiro
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Using spatial population models to investigate the effects of a proposed Marine Protected Area on Antarctic toothfish in the Ross Sea region
model of Antarctic toothfish in the Ross Sea region to investigate the effects of a proposed MPA on the ... status of the toothfish population. This study indicates that the MPA design proposed in 2013 is likely ... a large increase in the area with little depletion of the population and no increase in the area ... models to investigate the effects of a proposed Marine Protected Area on Antarctic toothfish in the Ross ...
Meeting Document : WG-FSA-15/42 : Auteur(s): S. Mormede, A. Dunn, S.J. Parker and S.M. Hanchet (New Zealand)
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
units (SSMUs), were estimated. Abundance in some of the individual SSMUs had not previously been ... estimated due to the sparseness of data in these regions. The MaxEnt formalism allows an objective choice of ... the conservation and management potential of the CCAMLR-2000 Survey. File: 05heywood-etal.pdf ... the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey Abstract / Description ... , substantial parts of regions 1, 2, 8, 9, 13 and 16 lie outside the survey area. In these cases, the mean ... QuAntified BAyesiAn MAxiMuM entropy estiMAte of AntArctic Krill ABundAnce Across the scotiA seA And in ... the individual SSMUs had not previously been estimated due to the sparseness of data in these regions ... Bayesian framework also allows intrinsic calculation of the error in the density estimates. The total ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Auteur(s): Heywood, B.G., A.S. Brierley and S.F. Gull
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Proposal for the establishment of a marine CCAMLR MPA in the Weddell Sea (Antarctica) – First conceptual outline
, the Commission welcomed the offer of Germany to take the lead in developing a Weddell Sea MPA for ... consideration in 2014. Subsequently, the German Federal Ministry of Food, Agriculture and Consumer Protection ... 2013. Here, in our first conceptual outline, we (i) present the principal target area of our evaluation ... expert workshop on the planning of a Weddell Sea MPA in 2014. Author(s): K. Teschke, B. Dorschel, J ...
Meeting Document : WG-EMM-13/22 : Auteur(s): K. Teschke, B. Dorschel, J. Gutt, S. Hain, H. Hellmer, K. Jerosch, R. Knust, K.-H. Kock, M. Schlüter, V. Siegel and T. Brey (Germany)
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EVALUATION OF VME TAXA MONITORING BY OBSERVERS FROM FIVE VESSELS IN THE ROSS SEA REGION ANTARCTIC TOOTHFISH LONGLINE FISHERIES DURING THE 2008-09 SEASON
on the taxonomic composition and distribution of VME taxa in the Ross Sea region and elsewhere in the ... Abstract: Conservation Measure 22-07 (2008) requires vessels fishing in the Ross Sea region (and ... these samples for subsequent onshore classification by taxonomists. Comparison of the observer’s ... materials; stylasterids and gorgonians. Errors in other groups indicated the observers did not always record ...
Meeting Document : TASO-09/08 : Auteur(s): Carter, M., Parker, S.J., Mormede, S., Tracey, D.M.
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Evaluation of VME taxa classification by scientific observers from New Zealand vessels in the Ross Sea Antarctic toothfish longline fishery during the 2009/10 season
Abstract: Conservation Measure 22-07 (2008) requires vessels fishing in the Ross Sea (and most ... Observers from four vessels in the Ross Sea Antarctic toothfish longline fishery during the 2009-10 season ... made to the classification guide, along with specific training, benefitted the accuracy of data ... collection. Comparison of the observer’s classification versus the taxonomist’s classification showed that ...
Meeting Document : TASO-10/10 : Auteur(s): D.M. Tracey, M.E. Carter and S.J. Parker (New Zealand)
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Revised impact assessment framework to estimate the cumulative footprint and impact on VME taxa of New Zealand bottom longline fisheries in the Ross Sea region
estimate the cumulative historical bottom fishing footprint of all fisheries in the CCAMLR area. The ... incorporation of uncertainties in the input assumptions; ii) to examine the application of the impact assessment ... assumptions of the assessment framework; and iii) to express impact estimates in a spatially explicit manner ... bioregionalisation of the Ross Sea region (Sharp et al. 2010). We conclude that bottom fishing impacts on VME taxa in ...
Meeting Document : WG-SAM-10/20 : Auteur(s): B.R. Sharp (New Zealand)
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How fishing and marine protection can coexist in the Southern Ocean: An economic analysis of the Ross Sea and East Antarctic MPA proposals
would not be affected. The MPA proposals in waters governed by the Commission for the Conservation of ... impact the specific objectives of the MPA. In both of these MPAs, biodiversity and scientific gains could ... biodiversity, for research, and as a baseline and comparison for monitoring the impacts of climate change. It ... is important to note that the fisheries currently operating in these waters represent a small ...
Meeting Document : CCAMLR-XXXV/BG/23 Rev. 1 : Auteur(s): Submitted by ASOC
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Updated impact assessment framework to estimate the cumulative footprint and impact on VME taxa of bottom longline fisheries in the CCAMLR Area
driving the impact simulation and the use of alternate assumptions in which lateral movement frequency is ... by Conservation Measure 22-06. The most recent iteration of the impact assessment (Sharp 2010) was ... estimate the likely impacts of bottom longline fishing on Vulnerable Marine Ecosystems (VMEs), as required ... recommended in 2010 by WG-SAM (paragraph 4.16) and WG-EMM (paragraph 3.20) as the basis by which Members ...
Meeting Document : WG-FSA-10/31 : Auteur(s): B.R. Sharp (New Zealand)
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White-chinned petrel incidental mortality event in the Subarea 48.3 Patagonian toothfish fishery during the season extension period in the 2013/14 season
that was partly set after Nautical Twilight (dawn), so was in breach of CM25-02. Although the line was ... available data indicates that, while the risk of seabird mortality is slightly higher in April, autoline ... Abstract: During the 2014 experimental season extension in CCAMLR sub-Area 48.3 a single line ... caught 74 white chinned petrels, which is the most significant incidental mortality event in the fishery ...
Meeting Document : WG-FSA-14/28 : Auteur(s): M.A Collins, M. Soffker, C. Darby, K. Ross and P.N. Trathan (United Kingdom)