Search results
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Detection of anti-brucella antibodies in Weddell seals (Leptonychotes weddellii) from Cape Shirreff, Antarctica
Abstract: A serological study was initiated to determine the presence of anti-Brucella antibodies ... on marine mammals of Antarctica. For this study, blood and extra vascular fluid samples was taken ... from 12 Weddell Seals (Leptonychotes weddellii) at the Site of Special Scientific Interest (SSSI) Nº 32 ... carried out as part of Project 018 "Ecological studies on the Antarctic Fur Seal, Arctocephalus ...
Meeting Document : WG-EMM-01/48 : Author(s): O. Blank, P. Retamal, P. Abalos and D. Torres (Chile)
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Diet composition of Champsocephalus gunnari in Subarea 48.3, Dr Eduardo Holmberg survey, February/ March 1994
Abstract: The diet composition of the icefish Champsocephalus gunnari caught in the Subarea 48.3 ... in February/March 1994 was analyzed using the frequency of occurrence (%) method. Krill (Euphausia ... Georgia, in parallel with the virtual absence of mysids and Thysanoessa spp.. Krill was available for fish ... in common levels, equivalent to those of previous years (e.g. 1985, 1992). However, high proportions ...
Meeting Document : WG-FSA-94/27 : Author(s): E. Barrera-Oro, R. Casaux and A. Roux (Argentina)
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COMPARING CEMP INDICES TO INFORM FEEDBACK MANAGEMENT OF THE ANTARCTIC KRILL FISHERY
to adjust activity of the Antarctic krill fishery based on the state of krill-dependent predators is ... a recognized goal of the CCAMLR. We suggest that progress toward a feedback management approach can ... population can be assessed by measuring trends in the difference between the observed states of a “treatment ... ” and a “control” population. As the states of these monitored populations change relative to each other ...
Meeting Document : WG-EMM-11/25 : Author(s): J.T. Hinke and G.M. Watters (USA)
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A spatial multi-species operating model of the Antarctic Peninsula krill fishery and its impacts on land-breeding
Abstract: An updated version of the Spatial Multi-species Operating Model (SMOM) of krill ... advice regarding the subdivision of the precautionary catch limit for krill among 15 small-scale ... management units (SSMUs) in the Scotia Sea, to reduce the potential impact of fishing on land-based predators ... penguin and seal predators; and 3) Addition of an alternative movement model based on the results from the ...
Meeting Document : WG-SAM-07/12 : Author(s): É.E. Plagányi and D.S. Butterworth (South Africa)
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A sentiment analysis of online content containing Antarctic krill fishing search terms
Abstract: The sentiment of online content containing Antarctic krill fishing and related search ... terms 12 was analysed to evaluate public perception of the fishery, as a consideration in management 13 ... decisions. The Antarctic krill fishery is managed by the Commission for the Conservation of 14 Antarctic ... combination of recent increases in catches and perceived 16 negative environmental impacts of fishing for ...
Meeting Document : WG-EMM-17/18 : Author(s): J. Barrett, K. Reid and J. Jabour
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Revised continuation proposal of a multi-Member longline survey on Patagonian toothfish (Dissostichus eleginoides) in Division 58.4.4b in 2018/19 by Japan and France
Abstract: Japan and France revised a plan to continue to investigate the populations of ... Japan so that selectivity and catch rates can be standardized across the vessels and impacts of ... depredation be minimized. Additional outcomes of the research relate to documenting the degree of depredation ... distribution, relative abundance, and life history of bycatch species. The plan represents a continuation of ...
Meeting Document : WG-FSA-18/44 : Author(s): Delegations of Japan and France
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Results of the groundfish survey carried out in CCAMLR Subarea 48.3 in January 2010
vessel. Catch-weighted length frequencies of mackerel icefish indicated that although 3+ sized fish ... mean biomass of 52,329 tonnes was estimated for mackerel icefish, with a lower 1-sided 95% CL of 24,334 ... and low availability of krill to mackerel icefish in the area (evidenced by dietary analysis) in 2009 ... , this increase in biomass was unexpected. The importance of krill in the mackerel icefish diets was ...
Meeting Document : WG-FSA-10/38 : Author(s): R.E. Mitchell, M. Belchier, S. Gregory, L. Kenny, J. Nelson, J. Brown and L. Feathersone (UK)
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Revised assessment models for Patagonian toothfish in research block C of Division 58.4.4, Ob & Lena Banks for the years 1989/1990 to 2012/13
Abstract: I made five sensitive runs of CASAL models for stock status assessments of Dissostichus ... eleginoides in research block C in Division 58.4.4 b on the assumption of constant year class strength and no ... addition, proportion mature for ages was calculated on the assumption of logistic curve fitting for the ... proportion of maturity index with stage 2+ and incorporated in the models. The median MPD estimates of the ...
Meeting Document : WG-SAM-14/15 : Author(s): K. Taki (Japan)
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Integrated analyses of circumpolar climate interactions and ecosystem dynamics in the Southern Ocean (ICED)
the increasing need to develop integrated circumpolar analyses of Southern Ocean ecosystems. The long ... -term goal of ICED is to develop a coordinated circumpolar approach to understand climate interactions ... , and the development of management procedures. CCAMLR community scientists have been instrumental in ... developing this initiative, and a key aim of ICED is to link with CCAMLR scientists to develop management ...
Meeting Document : WG-EMM-06/26 : Author(s): E.J. Murphy (United Kingdom), E. Hofmann (USA) and R. Cavanagh (United Kindom)
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Setting a minimum line length for line sink rate testing: a review of existing data and some preliminary proposals for CCAMLR consideration in revising Conservation Measure 24-02 (2004)
Abstract: This paper provides a brief descriptive analysis of some of the available data on the ... length of longlines used in exploratory fisheries and some of the data describing longline sink rate ... trials. In Sub-area 88.1 the maximum length of longline used by auto longline system vessels is ... approximately 15 000 m. The maximum length of longline used by Spanish longline system vessels is approximately ...
Meeting Document : WG-FSA-05/80 : Author(s): N. Smith (New Zealand)