Search results
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Summer survey of fur seals at Prince Edward Island, southern Indian Ocean
December 2008. This repeats a survey conducted in December 2001 and extends the area surveyed to include ... 11.4% per year from 2001. With an estimated 810 pups, the Antarctic fur seal is still in the rapid ... 9.3% per year between 1987/1988 and 2001/2002, and the population is in the mature phase of population ...
Meeting Document : WG-EMM-10/P15 : Author(s): M.N. Bester, P.G. Ryan and J. Visagie
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A feedback approach to Ecosystem Based Management: model predictive control of the Antarctic krill fishery
in the Southern Ocean. Feedback approaches in fisheries management usually include harvest control ... rules based on their predicted performance in a model of the controlled system. Here we use MPC to ...
Meeting Document : WG-EMM-12/19 : Author(s): S. Hill and M. Cannon (United Kingdom)
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Method for collecting of data on traumatic death of krill passed through the trawl meshes
different constructions including beam-trawl for several last decades. Not all krill in harvesting zone of ... krill individuals some part of them could pass through cover of net bag and escape of catch. In contact ... , caught in these special bags krill is took out and then put into a special baths with sea water for ...
Meeting Document : WG-EMM-12/43 : Author(s): V.V. Akishin, I.G. Istomin, V.A. Tatarnikov, A.F. Petrov and R.O. Lebedev (Russia)
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Krill (Euphausia superba) distribution contracts southward during rapid regional warming
that, within their main population centre in the southwest Atlantic sector, the distribution of ... the Antarctic shelves. A concomitant increase in mean body length reflects reduced recruitment of ... , with associated nonlinear adjustments in the roles of keystone species, poses challenges for the ...
Meeting Document : WG-EMM-2019/P02 : Author(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, C.S. Reiss, V.J. Loeb, D.K. Steinberg, K. Schmidt, G.A. Tarling, L. Gerrish and S.F. Sailley
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KPFM2, be careful what you ask for – you just might get it
the WG-EMM in 2005. The new version of our model is called KPFM2, and we have addressed all four of ... thresholds in krill density that cause fishing to cease, and compute a performance measure that compares the ... the model. In our opinion, KPFM2 can be a useful tool for evaluating the outcomes of the six ...
Meeting Document : WG-EMM-06/22 : Author(s): G.M. Watters, J.T. Hinke (USA), K. Reid and S. Hill (United Kingdom)
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Observations of demersal fish, benthic communities and seafloor composition of the Southern Ocean Atlantic sector from the ICEFISH 2004 cruise
Abstract: A multi-disciplinary research cruise in the Atlantic sector of the Southern Ocean was ... ICEFISH cruise trawl deployments was 9105 specimens of 29 species. A wide contrast in finfish and ... South Sandwich Islands and Bouvetoya, where the isolation of the latter island likely played a role in ...
Meeting Document : WG-FSA-04/61 : Author(s): C.D. Jones, S.J. Lockhart and D.F. Doolittle (USA)
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Biology, distribution and abundance of Antarctic krill (Euphausia superba) and by-catch
collected from 34 stations of fishing area 58 in Indian Ocean sector of Antarctic region between lat.57°53 ... most abundant size in the fishing area 58. The average sex ratio of male and female Euphausia superba ... the feeding of krill and availability of food in the area surveyed. Maturity stage IV (fully matured ...
Meeting Document : WG-EMM-98/37 : Author(s): A. Anrose, Z. Klusek, M.K.R. Nair and M. R. Bhoopendranath (India)
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Long-distance movements of Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni) from fishery-based mark-recapture data
Ecuador to Uruguay, and in the sub-Antarctic and Antarctic while Antarctic toothfish (D. mawsoni) are ... fish making long-distance movements 91% of D. eleginoides and 86% of D. mawsoni moved in a counter ... and management stock units for toothfish is clearly important element in CCAMLR’s ecosystem-based ...
Meeting Document : WG-FSA-17/06 : Author(s): CCAMLR Secretariat
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Observation on the interactions between marine mammals and mid-water krill trawl
conducted visually with the aid of a SLR Camera and a Marine Binocular. Sea surface observation in Subarea ... from late July to August then decreased in September, and over 85% of the fur seals was observed ... available in reachable shallow depth (less than 50 m), Antarctic fur seal would feed on this krill and ...
Meeting Document : WG-FSA-2019/60 : Author(s): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu
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An identification of areas within the high seas of the Southern Ocean that would contribute to a representative system of marine protected areas
conservation planning to identify potential areas for inclusion in a RSMPA. We address this gap in existing ... conservation planning to identify potential areas for inclusion in a RSMPA. We address this gap in existing ...
Meeting Document : WS-MPA-11/16 : Author(s): L.L. Douglass, D. Beaver, J. Turner and R. Nicoll (WWF–ASOC)