Résultats de la recherche
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Investigations on midwater trawling for krill (Euphausia superba) in the Southern Ocean
hauls were made using a 2.5 m Isaacs-Kidd Midwater Trawl (IKMT) in the area 59°00’-61°08' S lat; 30 ... using a 42 m commercial krill midwater trawl sourced from Poland and a 49.5 m experimental krill ... '- 34°14' E. Author(s): M.R. Bhoopendranath, M.K.R. Nair, A. Anrose and V.C. George (India ...
Meeting Document : WG-EMM-98/38 : Auteur(s): M.R. Bhoopendranath, M.K.R. Nair, A. Anrose and V.C. George (India)
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Demonstrating global leadership in marine spatial protection
commitment to meet the World Summit on Sustainable Development (WSSD) goal of designating a representative ... done in a short time. Fortunately, as the report of the workshop recognizes, experience demonstrates ... that progress in developing MPAs can be achieved relatively quickly if there is a dedicated effort to ... Reserves. Adoption of a general Conservation Measure on MPAs at CCAMLR XXX should assist Members in the ...
Meeting Document : CCAMLR-XXX/BG/20 : Auteur(s): Submitted by ASOC
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ANTARCTIC FUR SEAL PUP PRODUCTION AND POPULATION TRENDS IN THE SOUTH SHETLAND ISLANDS WITH SPECIAL REFERENCE TO SOURCES OF ERROR IN PUP PRODUCTION ESTIMATES
Abstract: This paper reports the results of a ground survey of fur seal colonies from in the ... census in 2001/02 (10,057 ±142 pups born). Dead pups accounted for 1.64% of the total. A comparison with ... previous censuses over a 20yr period (1987, 1992, 1994, and 1996) indicates the rate of increase in fur ... lower pup production estimates in 2007/08. Author(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A ...
Meeting Document : WG-EMM-PSW-08/14 : Auteur(s): M.E. Goebel (USA), D.E. Torres C. (Chile), A. Miller, J. Santora, D. Costa (USA) and P. Diaz (Chile)
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DATA QUALITY ASSESSMENT IN CCAMLR: REQUIREMENTS FOR MINIMUM INTEGRITY TESTING TO ENSURE THAT DATA ARE FIT FOR PURPOSE
upon the different requirements for the data, together with a recognition that, however thorough a ... , to determine data integrity for a specific analysis. Identifying these levels of data validation is ... procedures across related CCAMLR datasets. Consideration may also be given to establishing a formal data ...
Meeting Document : WG-SAM-09/05 : Auteur(s): Secretariat
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Recent population estimates and trends in numbers of albatrosses and giant petrels breeding at the sub-Antarctic Prince Edward Islands
Edward Island, mirroring a decrease of roughly 2% per year at Marion Island from 1998 to 2005, a decline ... Prince Edward Island in 2008, possibly as a result of better coverage compared to 2001. Dark-mantled ... a negative trend from the early 1980s, whereas light-mantled sooty albatrosses P. palpebrata have ...
Meeting Document : WG-EMM-10/P04 : Auteur(s): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford
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Revised research plan for toothfish in Divisions 58.4.4a and 58.4.4b by the Shinsei Maru No. 3 in 2010/11
. In Division 58.4.4 a & b, we proposed the research plan for toothfish in the Division by Shinsei ... Maru No. 3 to be conducted throughout the whole four SSRUs (A-D) in the Division in April-June 2011 in ... , following advice taken in WG-SAM 2010 meeting that research should concentrate effort on a subset of the ... -minute latitude x 15-minute longitude grid points, taking into account the increase of the recaptures. A ...
Meeting Document : WG-FSA-10/49 : Auteur(s): Delegation of Japan
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
Abstract: Attempts to estimate natural mortality, as a single constant M, simultaneously with ... years 1998 to 2008. A large proportion of the recaptures of fish released in this fishery were aged and ... obtained for the HIMI main trawl fishery, the CCODE model, gave a well-behaved profile for the log ... were very wide ranging from 0.055 to 0.250 (based on a Poisson over-dispersion estimate of 3). In ...
Meeting Document : WG-FSA-10/41 : Auteur(s): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)
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Fisheries risks to the population viability of black petrel (Procellaria parkinsoni)
data, from which it was possible to infer that the population was probably increasing at a rate between ... probably increasing shows that there is no evidence that fisheries currently pose a risk to this population ... . However, this does not imply that there is clear evidence that fisheries do not pose a risk to this ... , 77% are successful (i.e., produce a fledgling). Survival rates before the pre-breeder stage are not ...
Meeting Document : WG-SAM-10/P01 : Auteur(s): R.I.C.C. Francis and E.A. Bell (New Zealand)
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Fatty acid analysis to infer diet of Antarctic toothfish caught in February 2012 in the southern Ross Sea
biomarker analysis and conventional diet analysis. Sampling collections were made during a longline survey ... isotope analyses from this study provide evidence that a combination of these two techniques can delineate ... hunteri, and Trematomus loennbergii indicated a trophic connection between toothfish and these fish ... , and T. loennbergii, indicating a higher trophic position of thetoothfish. In contrast, similar δ 15 N ...
Meeting Document : WG-FSA-12/61 : Auteur(s): I. Yeon, H.-S. Jo, C. Lim (Republic of Korea), S.M. Hanchet (New Zealand), D.-W. Lee and C.-K. Kang (Republic of Korea)
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Revised research plan for the 2013/14 exploratory longline fishery of Dissostichus spp. in Division 58.4.3a
and observer data. The stock size estimate for a research block (5843a) was revised following advice ... in the last WG-SAM meeting. We tentatively recalculated a sample size of Dissostichus spp in each ... block in such a way that the numbers of tag recoveries in the 2016 season shows an approximately 0.3 of ... sizes turned out to be larger in many blocks and smaller in a few blocks over the data poor-fisheries ...
Meeting Document : WG-FSA-13/40 : Auteur(s): Delegation of Japan