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Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia
accurate identification of age cohorts from the survey data. In this paper a length-based approach is ... data which, in conjunction with the bootstrapped survey biomass data, yields an estimate of the ... age composition in CMIX. Using the 2009 survey data and the new methodology, a TAC was calculated ... ,*, C.T.T. Edwards1,2, R.E. Mitchell2 and D.J. Agnew2 1 Fisheries Group Division of Biology Imperial ... (TAC). One issue is the accurate identification of age cohorts from the survey data. In this paper a ... population from the survey data which, in conjunction with the bootstrapped survey biomass data, yields an ... reliably estimate age composition in CMIX. Using the 2009 survey data and the new methodology, a TAC was ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Autor(es): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew
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Living Resources of the Southern Ocean
(Fisheries) , wh 0. als o suppl emented the information in the document and indicate the act ivities it ... . This item and the rel evant document, COFI/78/7, wcr~ introduced by the Ass istant Director General ... should be welcomed. 44. The Assistant Director-General (Fisheries) referr e,:. als o to the results ... of the FAO/UNDP Southern Ocean Fisheries Survey Programme recently completed and to the fact that ...
Document : Site Section: The Organisation
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Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008
samples collected by scientific observers on board Japanese commercial krill fishing vessels in the area ... krill fishery in CAMLR Convention Area from 2003/04 to 2007/08 fishing seasons. Document WG-EMM-09/19 ... CCAMLR has expressed concerns about the impact of incidental catch in the krill fishery on some fish ... stocks, and recommended that those countries participating in the krill trawl fishery collect ... scientific data on fish by-catch. Japan ini- tiated on-board scientific observer activities in the 1989/90 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Autor(es): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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e-cc-xiv-a5.pdf
... July 1995. The total catch during this period was 637 tonnes of krill. These data would be passed to ... vessels intending to engage in fisheries, other than the krill fishery, in the Convention Area. The USA ... Subarea 48.2 in contravention of Conservation Measure 73/XII. • In addition, the data reporting ... receiving advice about the Panamanian-registered vessel Valka fishing for krill in the Convention Area application/pdf attached to:SCOI-95
Meeting Report : SCOI-95
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Otolith and body size relationships in the mackerel icefish (Champsocephalus gunnari)
predator of krill (Kock et al., 1994) and prey for fur seals (Arctocephalus gazella) (North et al., 1983 ... ) and Genstat (Payne et al., 1997). Linear regressions were fitted to loglo-transformed data, and ... all years (1.79 to 3.75 mm) showed that the loglo-transformed data were best described by a linear ... data. Analysis of covariance confined to the range of otolith mass common to all years (2 to 16 mg ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 117–123 : Autor(es): Everson, I., B. Bendall and A. Murray
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e-sc-vi-a4.pdf
... trawls used for Antarctic Krill fisheries. Polish Polar Research 2: 131–142. EVERSON, I. AND D.G ... Telemetry Archival Tags and Recorders Satellite Linked Instruments Automatic Data Collection Automatic ... change in abundance and distribution of selected prey species 92 Table 6. Environmental data ... performance experiments and associated acoustic abundance estimates on krill scheduled for the 1987 application/pdf attached to:WG-CEMP-87
Meeting Report : WG-CEMP-87
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e-sc-xxxiii-a7.pdf
... data-poor fisheries and research fishing, within the context of the Commission’s regulatory framework ... Group reviewed data submitted to the Secretariat from CCAMLR fisheries and fishery-based research in ... data, collected from three Insung longline fishing vessels operating in the exploratory fisheries for ... Review of available information ............................................................ 282 Data application/pdf attached to:WG-FSA-14
Meeting Report : WG-FSA-14
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Fish distribution and biomass in the Heard Island zone (Division 58.5.2)
data for its management, three random stratified surveys were conducted to investigate the ... potential of this area for commercial fishing, and to obtain some preliminary data for its management ... in s o m e preliminary data for its management, a series of biomass surveys were conducted in ... : Details of the survey cruises to Heard Island. For all cruises the following technical data apply ... , catch-per-haul data by species and stratum were analysed using the minimum variance unbiased ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 1–20 : Autor(es): Williams, R. and W.K. de la Mare
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Directed research. Antarctic Marine Living Resources (AMLR). A program development plan
stocks is dependent in part on the continued availability of krill in the rich Southern Ocean feeding ... Fisheries Service (NMFS) of the National Oceanic and Atmospheric Administration (NOAA) will develop and ... biological data to determine and monitor the effects of fishing on both target species and species taken as ... catch, effort, and related biological data provided by countries engaged in commercial operations in the ... part on the continued availability of krill in the rich Southern Ocean feeding grounds. In ... cooperation with other government agencies and the private sector, the National Marine Fisheries Service ... related biological data to determine and monitor the effects of fishing on both target species and ... reliability of catch, effort, and related biological data provided by countries engaged in commercial ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 363-373 : Autor(es): Office of Science and Technology, NMFS, NOAA, US Department of Commerce (USA)
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Ageing two myctophid fishes using otolith from king and macaroni penguins in the Marion Island and its implication to feeding preference of penguins on those myctophids
Abstract: Myctophids apparently represent the second largest (after krill) and most widely ... inconsistent. Moreover, the data on trophic relationship between penguins and myctophid fishes are scarce, so ... Document Release Consent: No Delegation responsibility for releasing documents: China ...
Meeting Document : WG-FSA-18/74 : Autor(es): M. Duan, G.P. Zhu, A. Makhado and L. Wei