Search results
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Some components of uncertainty in the CCAMLR 2000 acoustical survey of krill
a distorted wave born approximation model of krill TS, fitted with measured distributions of animal lengths ... model of krill TS, fitted with measured distributions of animal lengths and orientations ...
Meeting Document : WG-EMM-00/49 : Author(s): D.A. Demer (USA)
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FURTHER DEVELOPMENTS OF A SIMULATION MODEL, ‘PATCH’, FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES
the level that can naturally restore the original structure and function within 20 years. It does ... the level that can naturally restore the original structure and function within 20 years. It does ... ”, a categorisation fraught with difficulty. Instead, it means that habitats for which this would not easily be met ... would be more vulnerable than those for which the objective might be met most often. The paper describes ...
Meeting Document : WG-FSA-09/42 : Author(s): A.J. Constable (Australia)
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Peculiarities of Euphausia superba size composition in Statistical Subarea 48.2 (South Orkney Islands)
for each survey are showed on reparate maps (Fig. l-14). Consideration of age of animals is outside ... Ridge have rather simple size composition (one or two size groups), but at the level or to the south ... carried out during the same year shows definite closing to one another of modal groups with size less 48 ... are showed on reparate maps (Fig. l-14). Consideration of age of animals is outside of attention, and we ...
Meeting Document : WG-KRILL-91/11 : Author(s): V.I. Latogursky and R.R. Makarov (USSR)
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Report on an Antarctic cetacean survey on board a Chilean fishing vessel in February 2016
within these comparably small areas of high animal density should be tolerated. We recommend ... within these comparably small areas of high animal density should be tolerated. We recommend ...
Meeting Document : WG-FSA-16/19 : Author(s): S. Viquerat, H. Herr, K.-H. Kock and P. Arana
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Measurements of sound-speed and density contrasts of Antarctic krill (Euphausia superba) on board RV Kaiyo Maru
contrasts between the animal and the surrounding water are required. Sound-speed and mass-density of krill ... contrasts between the animal and the surrounding water are required. Sound-speed and mass-density of krill ...
Meeting Document : WG-EMM-08/56 Rev. 1 : Author(s): Y. Takao, H. Yasuma, R. Matsukura, K. Amakasu and M. Naganobu (Japan)
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REVISED RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4A and B BY SHINSEI MARU NO. 3 IN 2009/10
line system respectively within one fishing line, will be used in order to standardize the CPUE of Trot ... line system respectively within one fishing line, will be used in order to standardize the CPUE of Trot ... research focusing on tagging program for a period of 3-5 years to estimate current stock size accurately ... -minute latitude x 20-minute longitude grid points, taking into account the need to deploy research hauls ...
Meeting Document : WG-FSA-09/12 : Author(s): Delegation of Japan
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Finfish distribution and abundance in Subareas 48.1 and 48.2, years 2016–2018
distribution and abundance in Subareas 48.1 and 48.2, years 2016–2018 Approval: Approved Secretariat Workflow ... Finfish distribution and abundance in Subareas 48.1 and 48.2, years 2016–2018 ...
Meeting Document : WG-SAM-16/19 : Author(s): P.M. Arana, G. Plaza, J. Arata, N. Alegría and S. Viquerat
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Seabird mortality in the Patagonian toothfish longline fishery around the Prince Edward Islands, 1996–2000
away from the islands over the years. We estimate that the combined impact of sanctioned and IUU ... away from the islands over the years. We estimate that the combined impact of sanctioned and IUU ... and Unreported (IUU) fishing. Independent fishery observers accompanied all but two sanctioned trips between 1996 ... , during the first year, when lines were set during the day and night, a significant number of albatrosses ...
Meeting Document : WG-FSA-01/8 : Author(s): D.C. Nel, P.G. Ryan and B.P. Watkins (South Africa)
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Habituation to an acoustic harassment device (AHD) by killer whales depredating demersal longlines
the AHD was turned off. Two multi-exposed killer whale social units fled over 700 m away from the vessel ... was turned off. Two multi-exposed killer whale social units fled over 700 m away from the vessel when first ... the vessel (n = 1,812 records) were collected during 45 phases of AHD activation and 30 phases during which ... . In addition to raising significant conservation concerns, this rapid return of initial depredation behaviour ...
Meeting Document : WG-FSA-14/P04 : Author(s): P. Tixier, N. Gasco, G. Duhamel and C. Guinet
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Evaluation of krill transport factor results in Subarea 48.2 in summer period of 1996
in subarea 48.2 in the period of 19.02-07.03.96 are presented. The polygon of 80 x 240 miles was situated ... in interaction zone of the two circulating systems of the climatic scale: Antarctic Circumpolar Current ... and Weddell Sea waters. The experiment was carried out in two stages: evaluation of krill transport through ... through the polygon boundaries was calculated as product of the two values, inteagrated for the layer ...
Meeting Document : WG-EMM-96/37 : Author(s): Sushin, V.A., Kasatkina, S.M., Shnar, V.N., Abramov, A.M., Polischuk, M.I.