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Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia
test for paired data (Ts = 0.256, n = 59) conducted on the remaining 56% showed that differences in age ... compared for 105 specimens of the Patagonian toothfish (Dissostichus eleginoides) from the South Georgia ... estimates between the two methods were not significant. Otoliths frequently appeared totally opaque, making ... appropriate for determining the age of D. eleginoides because it does not underestimate age and is the most ... . eleginoides is an opportunistic feeder that growth parameters for specimens collected in takes advantage of ... about seven years, followed by a period when an increase in thickness is the main result of growth ... soaked for one week in a solution of 20% alcohol (96"), 5% glycerin, a few drops of domestic detergent ... fish. On the other hand, Young et al. (1992) demonstrated that for D. eleginoides the greatest ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 191–203 : Autor(es): Cassia, M.C
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e-sc-iv-a4.pdf
... Assessment Working Group 23–30 August, 1985 Doc.2 Note on Available Data and Programs for Fish Stock ... , and only from Poland and France for other years. In the annex to last year’s report the group had ... –XII 11,800 2,738 2,738 2,738 1972 I–VI NIL NIL VII–XII NIL 5. For many of the earlier years ... satisfactory, but for fish that are sometimes well off the bottom (e.g. C. gunnari) this may lead to an under
application/pdf attached to:WG-FSA-85
Meeting Report : WG-FSA-85
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AFRICAN IUU CAPACITY BUILDING WORKSHOP AND EXPENDITURE FROM THE CDS FUND – REPORT TO CCAMLR-XXIX
-05/B, paragraph B2(ix) on the progress of a proposal for expenditure from the CDS Fund to conduct an ... present gave encouragement for the improved deterrence of IUU for the longer term, and raised the prospect ... capacity-building event focusing on illegal, unreported and unregulated (IUU) fishing in the CCAMLR ... of holding similar regional events in future years. Background 2. At CCAMLR-XXVII the Commission ...
Meeting Document : CCAMLR-XXIX/09 : Autor(es): Delegations of Australia, South Africa, the United Kingdom and the CCAMLR Secretariat
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Surveys of breeding penguins and other seabirds in the South Shetland Islands, Antarctica, January-February 1987*
to have been about 40% overall increase in the chinstrap population in the last 20-30 years, about ... Living Resources Program in 1987 provided data on the number, size, and location of penguin and Antarctic ... available nesting habitat in 1987. For the same reason, at least in part, other species of breeding seabirds ... Memorandum NMFS Antarctic Marine Living Resources Program (AMLR)) File: 20-Shuford-and-Spear.pdf ... -30 years, about three-fourths of the difference between our counts and previous ones is due to more ... a jugula ire ait augmente globalement d'a peu pres 40% au cours des dernieres 20-30 annees ... 20-30 anos, aproximadamente tres cuartas partes de la diferencia entre nuestros recuentos y los ... rro rrpeAblAYlI\l1M OlleHKaM. XOTH, KaK Ka)KeTCH, 3a rrOCJIeAHl1e 20-30 JIeT o611\ee KOJII1QeCTBO ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 449-451 : Autor(es): Shuford, W.D. and L.B. Spear
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Exploratory analysis of acoustic data from the Ross Sea
. Two types of pelagic layers were present in most acoustic recordings: a dense shallow layer between 30 ... conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected using a ... Simrad ES60 38 kHz echosounder on the New Zealand commercial longliner FV Janas during the 2002–03 ... analyses focused on the subset of acoustic data collected when setting longlines so acoustic recordings ...
Meeting Document : WG-FSA-SAM 03/9 : Autor(es): R.L. O’Driscoll and G.J. Macaulay (New Zealand)
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A survey of fish stocks in the Heard Island and McDonald Islands region in the 1999/2000 season and a comparison of the abundances of selected species with those obtained in previous surveys
, varying by a factor of 2-3 between years, but C. gunnari abundance can vary by a factor of about 20 ... the population for about 2 years before disappearing, as has been documented in other locations ... between years. This is the result of occasional strong year classes entering the fishery and dominating ... icefish, Champsocephalus gunnari, and juvenile pre-recruit toothfish, Dissostichus eleginoides, on the ...
Meeting Document : WG-FSA-00/40 : Autor(es): R. Williams, A. Constable, T. Lamb and E. van Wijk (Australia)
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CCAMLR Strengthens Marine Conservation in Antarctica
. Agreeing on three major proposals for the establishment of marine protected areas, each involving 1.9 to ... conservation measures adopted by CCAMLR. Fish catches taken by IUU vessels, for example, have decreased from an ... establishment of MPAs. This year four proposals were submitted to the Commission by CCAMLR Members for the ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
. Agreeing on three major proposals for the establishment of marine protected areas, each involving 1.9 to ... conservation measures adopted by CCAMLR. Fish catches taken by IUU vessels, for example, have decreased from an ... establishment of MPAs. This year four proposals were submitted to the Commission by CCAMLR Members for the ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
. Agreeing on three major proposals for the establishment of marine protected areas, each involving 1.9 to ... conservation measures adopted by CCAMLR. Fish catches taken by IUU vessels, for example, have decreased from an ... establishment of MPAs. This year four proposals were submitted to the Commission by CCAMLR Members for the ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ...
Page : Site Section: The Organisation
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CCAMLR Strengthens Marine Conservation in Antarctica
. Agreeing on three major proposals for the establishment of marine protected areas, each involving 1.9 to ... conservation measures adopted by CCAMLR. Fish catches taken by IUU vessels, for example, have decreased from an ... establishment of MPAs. This year four proposals were submitted to the Commission by CCAMLR Members for the ... Antarctica Special Meeting for the Establishment of MPAs in Antarctica The Commission for the Conservation of ...
Page : Site Section: The Organisation