Résultats de la recherche
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Hydroacoustic surveys of the distribution and abundance of krill: Prydz Bay region – FIBEX, ADBEX II and SIBEX II
Dana, were undertaken in the Prydz Bay region, Antarctica. Three surveys were carried out south of 60°S ... of error in the echointegration technique are presented. Quantitative data are presented on the ... abundance (biomass) of krill in the Prydz Bay region as a whole and the weight density of krill along each ... cruise track is presented in graphical form. These data demonstrate a patchy density distribution with ...
Meeting Document : SC-CAMLR-VII/BG/40 : Auteur(s): Delegation of Australia
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Report on bottom fisheries and vulnerable marine ecosystems: draft template and workplan
. Discussions to date would suggest that the report be routinely update each year in WG-FSA but with input from ... as far as possible for consideration by WG-FSA later in the year. Author(s): WG-FSA Subgroup on VMEs ... Vulnerable Marine Ecosystems to WG-EMM and WG-FSA in 2010. This paper provides a draft template, including ... the workplan and discussion. It has been compiled by the Subgroup for consideration at WG-EMM in 2010 ...
Meeting Document : WG-EMM-10/15 : Auteur(s): WG-FSA Subgroup on VMEs
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Programme de marquage de la CCAMLR
protocols and tagging equipment to fishing vessels engaged in the program. This standardisation is an ... in order to verify the data for use in population estimates as well as to examine movement rates and ... proportion of tagged fish in the total population will be the same as the proportion of tagged fish that are ... recorded in catches. The population can then be estimated using the total catches, the number of fish ...
Page : Site Section: Science
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Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G – a discussion paper
and length frequency data. Although more than 700 tagged fish have been released in this region, only ... 2 fish have been recaptured. It is likely that the lack of tag recaptures in this region has been ... drawing on the success of tagging programmes in other CCAMLR fisheries, we develop an approach for ... main grounds previously fished in SSRUs 88.2C–G. An upper catch limit could be set for each of these ...
Meeting Document : WG-SAM-14/28 : Auteur(s): S.M. Hanchet and S.J. Parker (New Zealand)
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Feedback management through effort regulation
Abstract: The interim distribution of the trigger level in the fishery for Antarctic krill (CM 51 ... -01) will be revised in 2016. The trigger level is not related to the status of the krill stock and ... the predators that depend on it. Progressing the development of an operational FBM system in ... proposals tabled to CCAMLR, all of which require refinements. In particular, clarity about the data required ...
Meeting Document : SC-CAMLR-XXXV/BG/29 Rev. 1 : Auteur(s): Delegation of Norway
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Adélie penguin diet: a pilot study directly comparing data from stomach flushing with faecal DNA analysis
CCAMLR Ecosystem Monitoring Program (CEMP). Stomach lavage techniques are used in order to identify prey ... composition and mass. Analysing prey DNA in faeces may be a useful, less invasive, approach to complement ... /January) in 2014/15 and 2015/16. Each method produced a similar pattern of penguin diet, with a shift from ... almost exclusively krill in 2014/15 to a mixture of fish and krill in 2015/16. Stomach flushing allows ...
Meeting Document : WG-EMM-18/29 : Auteur(s): B. Deagle, J. McInnes, L. Emmerson, M. Dunn, S. Adlard and C. Waluda
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Estimating the biodiversity of the sub-Antarctic Indian part for ecoregionalisation: Part I. Pelagic realm of CCAMLR areas 58.5.1 and 58.6
species (plankton and fish), and the second on top predators. In this report, we followed three types of ... the TFZ in the Kerguelen shelf area than it is in the Crozet area. The Agulhas Return Current zone ... in communities and regions is very sharp at the PFZ and the TFZ. The main biogeographical barriers in ... for fish larvae were related to currents and retention zones. In this report, we showed the existing ...
Meeting Document : WS-MPA-11/10 : Auteur(s): P. Koubbi (France), P.A. Hulley (South Africa), B. Raymond (Australia), F. Penot, S. Gasparini, J.P. Labat, P. Pruvost (France), S. Mormède (New Zealand), J.O. Irisson, G. Duhamel and P. Mayzaud (France)
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Tagging larger toothfish, methods and equipment
Abstract: The current stock assessment in the Ross Sea (statistical Subareas 88.1 and 88.2) is ... of toothfish in this area is a mandatory requirement (Conservation Measure 41-01 Annex C). The Annex ... requires vessel to “target toothfish of all sizes in order to meet the tagging requirement”. This document ... Sanford Limited a major New Zealand fishing company in order to satisfy this requirement. These techniques ...
Meeting Document : WG-FSA-07/36 : Auteur(s): J.M. Fenaughty (New Zealand)
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Fecundity and egg size of Lithodid crabs from CCAMLR Subarea 48.3
Abstract: The fecundity and egg size of three species of lithodid crab caught in CCAMLR Subarea ... significantly between species. The highest relative fecundity and smallest egg size was found in Paralomis ... spinosissima which is found in shallower waters, whereas the lowest relative fecundity values and largest eggs ... were recorded in the deeper living species, Neolithodes diomedeae. In all species fecundity was ...
Meeting Document : WG-FSA-02/27 : Auteur(s): S.A. Morley, M. Belchier, J.D. Dickson and T.M. Mulvey (United Kingdom)
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INTERDICTION DE PRÉLÈVEMENT DES AILERONS DE REQUINS DANS LA ZONE DE LA CONVENTION DE LA CCAMLR
Abstract: In 2006, CCAMLR adopted Conservation Measure 32-18 on the conservation of sharks. The ... measure prohibits the “directed fishing on shark species in the Convention Area…” and calls for the live ... Conservation Measure 32-18 to require that all sharks incidentally-caught in the Convention area be landed with ... General Assembly (UNGA) resolutions adopted by consensus in 2003 and 2004, and again from 2006 through ...
Meeting Document : CCAMLR-XXX/25 : Auteur(s): Delegation of the USA