Search results
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
limit on krill (Euphausia superba) in Statistical Area 48. The measure also implies the application in ... , and (vi) the potential for delay in implementing the alternative. An alternative is less likely to ... practical in the near future. Alternatives based on continental shelf area, simple pulse fishing, and krill ... surveys are not biologically explicit and result in delayed implementation. None of the alternatives are ...
Meeting Document : WG-EMM-01/29 : Author(s): G. Watters and R. Hewitt (USA)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands, 1998/99
parallel study undertaken at Bird Island, South Georgia in 1998/99. These indicated that the number of ... of fur seals was entangled in packaging bands at Signy Island (67%) than at Bird Island (38 ... %). Entanglements in packaging bands at Signy Island were 47% higher than the previous season. There were no reports ... of entanglements in fishing net. 'Severe' and 'very severe ' injury was being ...
Meeting Document : SC-CAMLR-XVIII/BG/06 : Author(s): Delegation of the United Kingdom
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The effect of different methodologies used in penguin diet studies at three US AMLR predator research sites: Admiralty Bay, Palmer Station and Cape Shirreff
provide direct assessments of the prey types and amounts of import to predators, which, in turn, are ... hypothesized to influence variability in related parameters such as breeding success, foraging trip durations ... sites in the Antarctic Peninsula region where different methodologies were used to select, pump and sort ... in penguin diet studies at three US AMLR predator research sites: Admiralty Bay, Palmer Station and ...
Meeting Document : WG-EMM-99/46 : Author(s): W. Trivelpiece, S. Trivelpiece (USA) and K. Salwicka (Poland)
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Unnatural selection of Antarctic toothfish in the Ross Sea, Antarctica
Abstract: The current management strategy of the Ross Sea Antarctic toothfish fishery in an MSY ... growth rate of smaller fish. The literature is reviewed to reveal why this strategy has failed in the ... effects of removing large fish but such fisheries, in a process called longevity overfishing, has ... , J.T. Eastman and M. Massaro Title: Unnatural selection of Antarctic toothfish in the Ross Sea ...
Meeting Document : WG-FSA-12/P05 : Author(s): D.G. Ainley, C.M. Brooks, J.T. Eastman and M. Massaro
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Analysis of the data at the international exploratory toothfish fishery in the northern part of the Ross Sea (SSRUs 881 B, C and G).
Abstract: Analysis of the data from tooth fish fishery in the northern part of the Ross Sea (SSRU ... 88.1 B, C and G) revealed that the current approach to analyze longline fishery data in the presence of ... based decision-making in relation to questionable CPUE values have been discussed. Author(s ... fishery in the northern part of the Ross Sea (SSRUs 881 B, C and G). Approval: Approved Secretariat ...
Meeting Document : WG-SAM-16/26 Rev. 1 : Author(s): Delegation of the Russian Federation
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A methodological proposal to monitor changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax atriceps
Abstract: A proposal to monitor changes in coastal fish populations is presented in this document ... . The methodology considered is based in the analysis of regurgitated pellets of the blue-eyed shag ... changes in coastal fish populations by the analysis of pellets of the blue-eyed shag Phalacrocorax ...
Meeting Document : WG-EMM-95/84 : Author(s): Barrera-Oro, E., Casaux, R.
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Fish identification guide for Observers in CCAMLR krill fisheries
field guide designed to assist in improving the quality of observer by-catch data collected in the ... family specific keys for species found in the Southern Ocean. Members are invited to provide information ... Observers in CCAMLR krill fisheries Approval: Approved ...
Meeting Document : WG-EMM-13/07 : Author(s): Secretariat
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Spatio-temporal trends of longline fishing effort in the Southern Ocean and implications for seabird by-catch
distant-water pelagic fleets began fishing for tuna and tuna-like species in the early 1950s. Along with ... thousands of baited hooks in a day across many kilometres of water. These waters are often used as foraging ... Ocean’s longline fleets on seabird populations, this paper describes the trends in longline effort of the ... major pelagic and demersal fisheries in southern waters. The total reported effort from all longline ...
Meeting Document : WG-FSA-02/43 : Author(s): G.N. Tuck, T. Polacheck and C.M. Bulman (Australia)
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Sexual dimorphism and sexual segregation in foraging strategies of northern giant petrels Macronectes halli during incubation
dimorphism, in terms of the intersexual food competition hypothesis, on foraging and fasting strategies of ... , duration of foraging trips) was greater for females than for males. In contrast, foraging efficiency ... body reserves. In males the total mass gain was best explained by mass at departure and body size. We ... , promoting sexual size dimorphism. Our results indicate that sex-specific differences in fasting endurance ...
Meeting Document : WG-FSA-99/38 : Author(s): J. González-Solís, J.P. Croxall and A.G. Wood (United Kingdom)
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Distribution and abundance of Antarctic krill in the vicinity of Elephant Island during the 1994 austral summer
from four acoustic surveys conducted in the vicinity of Elephant Island, Antarctica, from mid-January ... biomass in the same survey portion was estimated to be 359 X 106 t. During the second and third surveys ... high densities of krill were mapped in the shoal waters to the north of Elephant Island; biomasses were ... during the last five years of AMLR surveys in the Elephant Island study area and one-fifth of the 1990 ...
Meeting Document : WG-Joint-94/09 : Author(s): R.P. Hewitt and D.A. Demer (USA)