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Krill Fishery Report 2017
closure date for Subarea 48.1 was later than in the two previous years when the fishery was closed on 28 ... reported within two working days of the end of that five-day period). For an area where the five-day ... . 30. The actual catch limit for krill is set on the basis of a sustainable yield (γ) that can be ... following the dissolution of the USSR. The focus of this report is on the most recent season (2015) for ...
Document : Site Section: Publications
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Demography and population trends of the Atlantic yellow-nosed albatross
two study colonies on Gough Island and Tristan da Cunha for 20 years. Annual variation in the number ... breeders on Gough Island has declined more rapidly, and significantly, at an annual rate of 2.3 ... success (67–69%) and breeding frequency (66–65%) were very similar on the two islands. On Gough Island ... of breeding birds was strongly correlated between the two islands, and over the whole study period ...
Meeting Document : WG-FSA-03/37 : Autor(es): R. Cuthbert (United Kingdom), P.G. Ryan, J. Cooper (South Africa) and G. Hilton (United Kingdom)
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e-sc-xxvii.pdf
... ................................................ 57 Advice on procedures and standards for assessing potential effects of proposals and possible ... participants from 10 Member countries attended. • The first meeting of ad hoc TASO was held on 19 and 20 ... on vessels targeting toothfish or icefish and eight cruises on vessels fishing for krill (Euphausia ... given specific guidance on the information that would have to be provided for WG-SAM to adequately
application/pdf attached to:SC-CAMLR-XXVIIMeeting Report : SC-CAMLR-XXVII
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e-sc-xxvi.pdf
... on the following two strategic objectives for scientific observations of the krill fishery: (i) to ... WG-EMM-07/30 Rev. 1, represents the best advice on the biomass estimate for krill in Area 48 during ... measures on krill fishing................................................ 17 Precautionary yield for ... Management of protected areas ........................................................... 20 Workshop on
application/pdf attached to:SC-CAMLR-XXVIMeeting Report : SC-CAMLR-XXVI
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Uncertainty in green weight estimates from Norwegian krill fishing vessels
an issue raised repeatedly within CCAMLR for a number of years, resulting in a modification to the C1 ... krill fishery for Euphausia superba in the Antarctic. These vessels have in recent years contributed to ... the procedures for uncertainty estimation on board the Norwegian vessels, including how measurements ... form implemented for the fleet in 2012. There are at present three Norwegian vessels operating in the ...
Meeting Document : WG-EMM-13/41 : Autor(es): G. Skaret and T. Knutsen (Norway)
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Krill biomass in Area 48 and Area 58: recalculations of FIBEX data
Green et al. (1990). The new estimates were on average 4.76 times larger than the old estimates for ... estimates of mean density and biomass for the Indian Ocean sector and the West Atlantic sector as well as ... for FAO Statistical Area 41, and CCAMLR Subareas 48.1, 48.2, 48.3, 48.6 and Division 58.4.2. Density ... workshop. Estimates for the different areas were also calculated using the target strength relationships of ... laill for an interval (set either on the basis of time or on distance steamed) of ship's track was ... . Taken together these uncertainties underline the need for more information on the TS of krill at 50 ... were on average 4.76 times larger than the old estimates for those cruises (seven out of the nine ... that all data were available in equivalent units prior to analysis, MVBS values for these two cruises ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 157–181 : Autor(es): Trathan, P.N., D.J. Agnew, D.G.M. Miller, J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss
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e-cc-xxv.pdf
... numbers over the past 20 to 30 years and that winter sea-ice conditions had opposite effects on these two ... Accession to the Convention with the Depositary (Australia) on 19 September 2006 and became an Acceding ... assistance on the accession procedure. We also express our thanks to other Members and the Secretariat for ... Committee for Environmental Protection (CEP), the Convention on International Trade in Endangered Species
application/pdf attached to:CCAMLR-XXVMeeting Report : CCAMLR-XXV
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e-sc-xxviii-a6.pdf
... A review of methodological approaches to advise on management strategies for conserving VMEs ... Impact of changing sampling priorities for observers on toothfish assessments... 388 Background and ... place a two-page limit, where possible, for the reporting of each subitem of its agenda, and that each ... Age–length keys 2.1 This item on the agenda discussed issues surrounding the use of ALKs for
application/pdf attached to:WG-SAM-09Meeting Report : WG-SAM-09
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e-sc-xxiv-a6.pdf
... and animal shape for krill under the surveying vessel. The subgroup encouraged further work on these ... on constrained, simplified SDWBA calculations made for an orientation distribution of (θ = N[θ = 11 ... -CAMLR- XXIII, paragraph 13.5). 2. The terms of reference for this meeting were restricted to two ... animal from a dorsal, ventral or lateral aspect (referred to by the authors as an incidence angle of 90
application/pdf attached to:SG-ASAM-05Meeting Report : SG-ASAM-05
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Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone
status and fishing mortality for long-lived fish species such as Patagonian toothfish (Dissostichus ... other informative estimators for stock abundance and productivity, the review and the simulations ... highlight that interpretation of raw length-frequency data and single length-based indicators for stock ... over two or three decades (Constable et al., 2000). At the core of this approach are rules for ... fishery operations for an assessment of the sta- tus and productivity of the fished stocks to estimate ... for age determination. Based on spatially concentrated tagging effort, tag-based assessments using ... failure are the poor qual- ity and quantity of data, and the strong reliance on tag-recapture data for ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Autor(es): Ziegler, P.E., D.C. Welsford and A.J. Constable