Search results
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On commercial significance of krill aggregations
operation areas and compare it with critical density values for marine animals feeding on krill. The results ... exceeds a critical value of krill density for aquatic animals feeding on krill and has been estimated ... and compare it with critical density values for marine animals feeding on krill. The results of acoustic ... of krill density for aquatic animals feeding on krill and has been estimated at 24 g/m2 (Boyd, 2001 ...
Meeting Document : WG-EMM-03/31 : Author(s): S.M. Kasatkina (Russia)
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Reports on biological information of toothfish with special reference to bycatch, depredation and spawning dynamics in Division 58.4.4 a & b by Shinsei maru No. 3 during 2008–14 seasons
to the recommendations in the last WG-SAM meeting and their related issues. D. eleginoides (TOP) was highest both ... in the last WG-SAM meeting and their related issues. D. eleginoides (TOP) was highest both in weight ...
Meeting Document : WG-FSA-15/21 : Author(s): K. Taki and T. Ichii (Japan)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands, 1998/99
observed on three separate occasions. Two additional sightings were of animals that had been previously ... entangled but had lost their collars by the time of observation. All of the animals involved were juvenile ... % of animals at Signy Island (25% at Bird Island). This suggests that the majority of fur seals had been ... on three separate occasions. Two additional sightings were of animals that had been previously entangled ...
Meeting Document : SC-CAMLR-XVIII/BG/06 : Author(s): Delegation of the United Kingdom
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Assessment and management advice for other areas and species in the Atlantic Ocean
the 1989/90 season. Both subareas should only be reopened to commercial fishing if scientific surveys had ...
Document : Site Section: Publications
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Interactions between seabirds and deep water hake trawl gear: an assessment of impacts in South African waters 2004/05
for immature gannets to have a higher interaction rate than adults. Deaths resulting from entanglement ... to have a higher interaction rate than adults. Deaths resulting from entanglement in fishing nets occurred ...
Meeting Document : WG-FSA-06/41 : Author(s): B.P. Watkins, S.L. Petersen and P.G. Ryan (South Africa)
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Orientation of Antarctic krill in an aquarium
was slightly less than that when animals were hovering, 49.7° (SD=7.5°, N=50). Such an acute angle of elevation ... would tend to reduce the reflected echo intensity when compared to animals swimming horizontally ... that when animals were hovering, 49.7° (SD=7.5°, N=50). Such an acute angle of elevation would tend ... to reduce the reflected echo intensity when compared to animals swimming horizontally. Although mature ...
Meeting Document : WG-KRILL-93/24 : Author(s): Y. Endo (Japan)
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OCCURRENCE OF DWARF MINKE WHALES (BALAENOPTERA ACUTOROSTRATA SUBSP) AROUND THE ANTARCTIC PENINSULA
were identified by the reported external diagnostic characters for this species. Seven animals occurred ... around the South Shetland Island and four in the Gerlache Strait. In addition, another two animals were ... external diagnostic characters for this species. Seven animals occurred around the South Shetland Island ... and four in the Gerlache Strait. In addition, another two animals were identified as dwarf minke whales ...
Meeting Document : WG-EMM-11/P2 : Author(s): J. Acevedo, C. Olavarría, J. Plana, A. Aguayo-Lobo, A. Larrea and L.A. Pastene
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Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics
of animals is skewed towards larger animals. We show that it is possible to develop semi-empirical models ... of animals is skewed towards larger animals. We show that it is possible to develop semi-empirical models ...
Meeting Document : SG-ASAM-12/04 : Author(s): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)
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Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics
of animals is skewed towards larger animals. We show that it is possible to develop semi-empirical models ... of animals is skewed towards larger animals. We show that it is possible to develop semi-empirical models ...
Meeting Document : SG-ASAM-15/03 : Author(s): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)
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Identification Guide for Toothfish
are typically 80-140cm long and weigh 10-30kg. Large specimens may grow in excess of 160cm and 60-80 ...
Document : Site Section: Publications