Search results
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CCAMLR 2000 revisited
Abstract: The total abundance of krill in the Scotia Sea was estimated from an international ... revise the precautionary catch level for krill in the area from 1.5 to 4 Mt (SC-CAMLR, 2000). By ... incorporating recent improvements in the remote identification and target strength (TS) of krill, a range of ... resulting estimates of krill biomass in the Scotia Sea are 197.78 Mt (CV=11.06%) and 37.29 Mt (CV=21.20 ...
Meeting Document : WG-EMM-07/30 Rev. 1 : Author(s): D.A. Demer, A.M. Cossio and C.S. Reiss (USA)
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Beach debris survey, Signy Island, South Orkney Islands, 2003/04
recovered (a decrease of 61% and 57.56% since 2002/03 respectively). There was a decrease in the number of ... reversing the rise in packaging bands experienced over the previous two seasons and marking a return to what ... has otherwise proved a declining trend since 1993/94. Despite this seasons decrease in these packaging ... fishing vessels brought into force by CCAMLR in 1995/96 has yet to prove entirely effective and should ...
Meeting Document : SC-CAMLR-XXIII/BG/15 : Author(s): Delegation of the United Kingdom
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Is population structure of Patagonian toothfish (Dissostichus eleginoides) determined by the Antarctic Circumpolar Current?
Abstract: Water transported by the Antarctic Circumpolar Current (ACC) in the Southern Ocean may ... island groups with little energetic cost, and may constrain movement in other directions, influencing ... of the ACC, and off Kerguelen and South Georgia Islands, situated respectively in the southern Indian ... a likelihood method. Toothfish showed significant differences in VB parameters between the Falkland ...
Meeting Document : WG-FSA-03/84 : Author(s): J.R. Ashford, C.M. Jones, E. Hofmann (USA), I. Everson (United Kingdom) and G. Duhamel (France)
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Beach debris survey Signy Island, South Orkney Islands, 1998/99
recovered was more than double the mass of items in 1997/98. Classifying the material by source revealed ... that 40% had come from ships or fishing vessels in the form of packaging bands, fishing net and foam ... on the use of packaging bands aboard fishing vessels brought into force by CCAMLR in 1995/96, the ... from beaches at Signy may be partly to do with their longevity in the marine environment. The increase ...
Meeting Document : CCAMLR-XVIII/BG/7 : Author(s): Delegation of the United Kingdom
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PRELIMINARY PROPOSAL FOR MARINE SPATIAL PROTECTION AROUND THE SOUTH ORKNEY ISLANDS
areas of conservation importance and the selection of candidate sites for protection. In addition, the ... (covering the region marked in Figure 3) contributing towards the conservation of marine biodiversity in ... ) would apply; ii) Recommend to the Commission that further intersessional work be undertaken in relation ... to the additional areas of conservation importance identified in this paper, with a view to ...
Meeting Document : SC-CAMLR-XXVIII/14 : Author(s): Delegation of the United Kingdom
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A SIMULATION MODEL FOR EVALUATING MANAGEMENT STRATEGIES TO CONSERVE BENTHIC HABITATS (VULNERABLE MARINE ECOSYSTEMS) WHICH ARE POTENTIALLY VULNERABLE TO IMPACTS FROM BOTTOM FISHERIES
ecosystems’ in order to maintain the ecological structure and function of, particularly, deep sea benthic ... enables uncertainties to be captured in a straight‐forward manner to assist CCAMLR in maintaining its ... precautionary approach in managing Antarctic fisheries. The functions developed in this paper provide ... placeholders in the simulation framework and can be replaced when better functions are developed. Author(s ...
Meeting Document : WG-SAM-09/21 : Author(s): A.J. Constable (Australia)
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Secretariat
Strategic Plan Budget Location CCAMLR's Secretariat is located in Hobart, Tasmania, Australia. Situated ... the Government of Australia in respect of CCAMLR's operations in Australia. In collaboration with ... detailed in the Convention Text. These include: facilitating communications with and between Members ... . In addition, the Strategic Plan outlines the Secretariat services provided for Members and ...
Page : Site Section: The Organisation
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CCAMLR Scheme of International Scientific Observation (SISO)
The CCAMLR Scheme of International Scientific Observation was adopted in 1992 under Article XXIV ... , as well as those of related and dependent species. The scheme also plays a crucial role in developing ... mitigation measures. All vessels fishing in CCAMLR fisheries are required to carry an observer for all of ... CCAMLR Members in planning observation programs and recording data, the Secretariat has developed a ...
Page : Site Section: Science
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Large-scale oceanographic fluctuations drive Antarctic petrel survival and reproduction
predict variation in the demographic parameters of Antarctic seabirds. First, we used a long-term dataset ... that most of the variation in both reproductive success, timing of hatching, and survival of Antarctic ... petrels can be accurately modeled using the two modes of large-scale climate variability in Antarctica. e ... in the global patterns of climatic variability will generally have detrimental e ects on populations ...
Meeting Document : WG-EMM-16/P14 : Author(s): S. Descamps, A. Tarroux, S.-H. Lorentsen, O.P. Love, Ø. Varpe and N.G. Yoccoz
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Linking acoustic scattering coefficient to krill fishery data: feasibility of estimating krill abundance using fishing survey
Abstract: Antarctic krill (Euphausia superba Dana) is a key species in the Southern Ocean ... fisheries. In this paper, using the multi-frequency acoustic data and the fishery data, the relationship ... higher than average catch of night trawls. The average thickness of krill swarm in the daytime was ... that at night, with the maximum NASC between 160 and 180 m in depth. Both CPUA and CPUE at the ...
Meeting Document : WG-EMM-17/44 : Author(s): T. Wang, G.P. Zhu, J.F. Tong and L.X. Xu