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Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2000/01
novaezelandiae) trawl fisheries accounted for 94% of the 701 seabird captures in observed trawl fisheries ... . Observed incident rates in longline fisheries were highest in the ling longline fishery: 24% of observed ... in the trawl fisheries: 8% of observed tows in the squid fishery, 4% in hoki, barracouta (Thyrsites ... the main fisheries with observed seabird captures: for ling longline fisheries, mean catch rates ...
Meeting Document : WG-FSA-04/55 : Автор(ы): S.J. Baird (New Zealand)
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CHINSTRAP PENGUINS: MISUNDERSTOOD AND VULNERABLE MONITORS OF ECOSYSTEM CHANGES IN THE SCOTIA SEA REGION OF ANTARCTICA
Abstract: Sea ice plays a critical role in structuring ecosystem dynamics throughout the Scotia ... area directly. A paradigm guiding recent research in the Western Antarctic Peninsula (WAP) region of ... the SS, the “sea-ice hypothesis”, suggests that declines in the seasonal extent and duration of sea ... , 30 years of field studies in the WAP, coupled with more regional surveys throughout the Scotia Sea ...
Meeting Document : WG-EMM-09/17 : Автор(ы): W.Z. Trivelpice, J.T. Hinke, A.K. Miller, C. Reiss, S.G. Trivelpiece and G.M. Watters (USA)
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TOWARDS A SYSTEM OF MARINE SPATIAL PROTECTION FOR THE SOUTH ORKNEY ISLANDS
Abstract: The region surrounding the South Orkney Islands has been identified by CCAMLR as one of ... following the pilot study, with the aim of generating products that can be used to inform decision-making on ... marine spatial protection for the South Orkney Islands region. It concludes that the method outlined in ... the 2008 pilot study is appropriate for more detailed planning. It goes on to highlight geographic ...
Meeting Document : WG-EMM-09/22 : Автор(ы): S. Grant, P.N. Trathan, J. Tratalos and J. Silk (United Kingdom)
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On the examining of krill flux
) in the choosen polygones, the proves of active long-distance migrations of krill are considered ... . These proves are not undoubted. The most difficult problem, which nevertheless should determine the ... results of calculations, is the valuation of krill retention time. To make it more correct and natural it ... is necessary to take into account the biological characteristics of krill, especially for the regions ...
Meeting Document : WG-EMM-95/19 : Автор(ы): Makarov, R.
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A comparison of acoustic targets at South Georgia and the South Orkney Islands during a season of profound krill scarcity
Abstract: Dual frequency (38 and 120 kHz) acoustic surveys of shelf-break regions in the vicinity ... of Willis Islands, South Georgia and Coronation Island, South Orkneys, both in the Atlantic sector of ... the Southern Ocean, were carried out from RRS lames Clark Ross during January 1994. Difference in ... signal strength between the two frequencies (δMVBS = MVBS 120 kHz- MVBS 38 kHz) was used to partition ...
Meeting Document : WG-EMM-95/75 : Автор(ы): Watkins, J.L., Brierley, A.S.
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Stock assessment of the Patagonian toothfish (Dissostichus eleginoides) at South Georgia
Abstract: Recently a longline fishery has developed for the Patagonian Toothfish, Dissostichus ... eleginoides, in the vicinity of Shag Rocks, South Georgia. Assessment of this stock is not possible by ... conventional methods because the bulk of the adult population may be dispersed over a wide area in deep water ... whereas the Shag Rocks’ shelf may be a nursery ground for juveniles. An assessment of the stock has been ...
Meeting Document : WG-FSA-91/20 : Автор(ы): I. Everson (United Kingdom)
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Distribution, abundance and acoustic properties of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea
Abstract: Antarctic silverfish (Pleuragramma antarcticum) is a key link between plankton and the ... community of top predators in the shelf waters of the Ross Sea. In spite of their abundance and important ... species. A combined trawl and acoustic survey of silverfish was carried out on the western Ross Sea shelf ... during the New Zealand International Polar Year Census of Antarctic Marine Life research voyage on R.V ...
Meeting Document : WG-FSA-10/P04 : Автор(ы): R.L. O’Driscoll, G.J. Macaulay, S. Gauthier, M. Pinkerton and S. Hanchet
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Intra-archipelago moult dispersion of southern elephant seals at the Prince Edward Islands, southern Indian Ocean
), 38 of which could be individually identified by resighting their tag numbers. The majority of the MI ... -tagged seals were yearlings or subadults, and all but one were hauled out at PEI for the annual moult ... . The attendance rate of the known individuals at their natal island during the annual moult was only 40 ... %, based on their resighting histories. This was significantly lower than the 77 ± 6% moult attendance rate ...
Meeting Document : WG-EMM-10/P16 : Автор(ы): W.C. Oosthuizen, M.N. Bester, P.J.N. de Bruyn and G.J.G. Hofmeyr
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Impacts of rising sea temperature on krill increase risks for predators in the Scotia Sea
Abstract: Climate change is a threat to marine ecosystems and the services they provide, and ... reducing fishing pressure is one option for mitigating the overall consequences for marine biota. We used a ... minimally realistic ecosystem model to examine how projected effects of ocean warming on the growth of ... , penguins, seals, and fish) in the Scotia Sea. We also investigated the potential to mitigate depletion risk ...
Meeting Document : WG-EMM-18/P02 : Автор(ы): E.S. Klein, S.L. Hill, J.T. Hinke, T. Phillips and G.M. Watters
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Draft proposal for multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
rules remain to be determined for these Divisions. WG-FSA-16/29 outlined the first multi-member ... toothfish exploratory fishery research plan up to 2017/18 for East Antarctica, which the Scientific ... Committee agreed was appropriate to achieve the research objectives (SC-CAMLR-XXXV, para. 3.244). Subsequent ... to the identification of vulnerable marine ecosystem (VME) indicator species (Maschette et al. 2017 ...
Meeting Document : WG-SAM-18/17 : Автор(ы): Delegations of Australia, France, Japan, Republic of Korea and Spain
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