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Preliminary analyses of an ectoparasite Eubrachiella antarctica as a marker for stock discrimination of Antarctic toothfish in the Ross Sea
antarctica as a marker for stock discrimination of Antarctic toothfish in the Ross Sea. New Zealand Ministry ... fins and in the buccal cavity of 621 large D. mawsoni (mostly 120-150 cm). Up to five D. mawsoni per ... set were examined for parasites in Small Scale Research Units (SSRUs) 88.1C, 88.2E and 88.2F; and two ... fish per set in SSRUs 88.1H- 88.1J. Up to 15 E. antarctica, one from each of the first fifteen sets in ...
Meeting Document : WG-FSA-06/28 : Автор(ы): P.J. Smith, A. McKenzie and L. Tubbs (New Zealand)
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Monitoring marine debris and its impact on marine living resources in Antarctic waters
-related debris. During recent years surveys of beached marine debris have been conducted in accordance ... of Antarctic Marine Living Resources (CCAMLR) in response to a request from CEP-IV for information on ... actions taken by CCAMLR on marine debris from fishing vessels, especially in relation to compliance with ... level of marine debris and its impact on marine living resources in Antarctic waters. Long-term programs ...
Meeting Document : SC-CAMLR-XX/BG/16 : Автор(ы): Secretariat
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Notothenia (p.) gibberifrons Stock Status and TAC Estimation in the Area of Shag Rocks (Subarea 48.3)
the fact that in the 1986/1987 season the recruitment in the first age group was not less than long ... -term mean (5947 million specimens), the abundance of N. guntheri in 1987/77 was 152 thousand tons. Then ... the following TAC values were obtained: a) Fishing intensity (F) in the predicted period is equal to ... the mean value of fishing mortality for the main commercially taken age groups (2- 4 years); b ...
Meeting Document : WG-FSA-88/33 : Автор(ы): R. Borodin and K. Shust (USSR)
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Preliminary assessment models of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B ... in a similar, though slightly higher, estimate of initial and current biomass as the 2005 base case ... previous years. Model sensitivities using tag-recapture data from all vessels, revised biological ... ‘all vessels’ tagging data resulted in a much more optimistic assessment, but was due to the increased ...
Meeting Document : WG-FSA-SAM-06/11 : Автор(ы): Dunn, A. & Hanchet, S.M.
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Spatio–temporal dynamics in maturation and spawning of Patagonian toothfish Dissostichus eleginoides on the subantarctic Kerguelen Plateau
eleginoides in the Heard Island and McDonald Islands (HIMI) fishery on the Kerguelen Plateau in the Indian ... Sector of the Southern Ocean based on gonads and otoliths collected between years 2004–2015, and using ... both sexes. However, the magnitude of this temporal variation in age-at-maturity varied between gear ... , D. Welsford, J. McIvor, B. Farmer and E.Woodcock Title: Spatio–temporal dynamics in maturation and ...
Meeting Document : WG-FSA-17/P04 : Автор(ы): P. Yates, P. Ziegler, D. Welsford, J. McIvor, B. Farmer and E.Woodcock
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Winter distribution of chinstrap penguins from two breeding sites in the South Shetland Islands of Antarctica
Islands until its signal was lost at 580 30’ S, 360 10’ W in late July, over 1300 km from its breeding ... eight chinstrap penguins known to breed at one of two colonies in the South Shetland Islands, Antarctic ... Peninsula region during the 2000 and 2004 austral winters. Six birds from a breeding site in Admiralty Bay ... that 4 of the birds instrumented in the 2000 winter, two from each colony, foraged largely on the shelf ...
Meeting Document : WG-EMM-06/17 : Автор(ы): W.Z. Trivelpiece, S. Buckelew, C. Reiss and S.G. Trivelpiece (USA)
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Assessment models for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea including data from the 2005/06 season
model for Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 and SSRUs 88.2A–B ... reference case resulted in a much higher estimate of initial biomass, though this appeared to be almost ... better explain these data resulted in estimates of initial and current biomass that were very similar to ... those presented in 2005. The inclusion of the 2005 tag-release and the 2006 tag-recapture data had a ...
Meeting Document : WG-FSA-06/60 : Автор(ы): A. Dunn and S.M Hanchet (New Zealand)
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
tag placements and recapture effort, on bias in the Petersen estimate. It does so by constructing a ... encountered a high CPUE box and upwards in a low CPUE box so that they were retained in high CPUE boxes. The ... model incorporates the facility for releases by box over a number of years. The model performed as ... distribution of tags and/or fishing effort; by ideal we mean that either tagging or fishing effort was in ...
Meeting Document : WG-FSA-SAM-05/6 Rev. 1 : Автор(ы): D.J. Agnew, G.P. Kirkwood, J. Pearce and J. Clark (United Kingdom)
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Changes to seabird avoidance regulations in Alaska demersal longline fisheries based on scientific research on effectiveness of mitigation measures
successfully reduce seabird incidental take in all years, regions, and fleets (88 percent to 100 percent ... existing regulations for seabird avoidance measures required in the groundfish and halibut demersal ... Washington Sea Grant Program (WSGP) on the effectiveness of seabird avoidance measures in the longline ... report. The report, “Solutions to Seabird Bycatch in Alaska’s Demersal Longline Fisheries”, is available ...
Meeting Document : WG-FSA-02/53 : Автор(ы): K.S. Rivera (USA)
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Revised research plan for the 2016/17 toothfish fishery in Division 58.4.4b by Japan and France
three years as effective for the calculation following the recommendation in the last WG-SAM meeting ... Abstract: Japan and France have revised the next season’s (2016/17) research plan in research ... during WG-SAM meeting in 2016. We have used extracted data provided by CCAMLR Secretariat in this late ... August for the current analysis, but not used the cleaning data provided by them in this early September ...
Meeting Document : WG-FSA-16/33 Rev. 1 : Автор(ы): Delegations of Japan and France
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