Search results
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Development of standard methods for environmental data
index F2 (sea-ice), drafted a standard method for index F5 (sea surface temperature), and begun ... -ice cover viewed from a CEMP site), F3 (local weather at a CEMP site) and F4 (snow cover at a CEMP ...
Meeting Document : WG-EMM-98/06 : Author(s): Secretariat
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CLASSIFICATION GUIDE FOR POTENTIALLY VULNERABLE INVERTEBRATE TAXA IN THE ROSS SEA LONG-LINE FISHERY
to be taken when evidence of a Vulnerable Marine Ecosystem (VME) is encountered in the course of ... fishing operations. Monitoring fishing operations for encounters with evidence of a potential VME entails ... organisms to the appropriate taxonomic grouping has not been a standard procedure, and no identification ... this guide is to provide observers on long-line vessels with a potential VME-taxa specific, quick, on ...
Meeting Document : WG-FSA-08/19 : Author(s): S. Parker, D. Tracey, E. Mackay, S. Mills, P. Marriott, O. Anderson, K. Schnabel, D. Bowden and M. Kelly (New Zealand)
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IMPLEMENTATION OF FOOSA (KPFM) IN THE EPOC MODELLING FRAMEWORK TO FACILITATE VALIDATION AND POSSIBLE EXTENSION OF MODELS USED IN EVALUATING KRILL FISHERY HARVEST STRATEGIES THAT WILL MINIMISE RISK OF LOCALISED IMPACTS ON KRILL PREDATORS
needs to be implemented and a description of the implementation of FOOSA in EPOC. The latter section ... EPOC has been a useful opportunity to consider the functions needed to represent different processes in ... a minimal realistic model. A number of revised functions are developed as options to reflect ... and to provide flexibility in the number of stages of a predator consuming krill. An important step ...
Meeting Document : WG-SAM-08/15 : Author(s): A. Constable (Australia)
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The spawning dynamics of Patagonian toothfish in the Australian EEZ at Heard Island and the McDonald Islands and their importance to spawning activity across the Kerguelen Plateau
industry conducted a joint project to study the reproductive dynamics of Patagonian toothfish (Dissostichus ... collected in 2011. This data confirms that toothfish spawn between July and August across a large ... latitudinal range along the deep slope of the Kerguelen Plateau. A comparison of macroscopic staging of gonad ... animals, and that even large mature fish may not spawn every year. As a result, the conventional method of ...
Meeting Document : WG-FSA-12/P08 : Author(s): D.C. Welsford, J. McIvor, S.G. Candy and G.B. Nowara
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Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2015
Abstract: In January 2015 the UK undertook a bottom trawl survey of CCAMLR sub-Area 48.3 on the ... FV New Polar. A total of 77 random and representative hauls were completed giving good geographic ... (Champsocephalus gunnari) was calculated at 48,543 tonnes with a lower 1-sided 95% interval estimate of 29,300t ... ) indicating the presence of a strong cohort of age 3+ fish. Estimated biomass for the other icefish species ...
Meeting Document : WG-FSA-15/30 : Author(s): M. Belchier, S. Gregory, N. Fallon, J. McKenna, S. Hill, M. Soffker (United Kingdom), P. Lafite (South Africa) and L. Featherstone (United Kingdom)
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Program of research to improve the seabird by-catch mitigation effectiveness of the Spanish system of longline fishing
Abstract: This document seeks the approval of CCAMLR for a research plan to improve the seabird ... in the Convention area and, potentially, in other fisheries where Spanish system vessels operate. A ... step-wise approach will be taken using a chartered fishing vessel in Chile to trial various line ... used by Spanish system vessels. The objectives are to (a) reduce the degree of lofting in hook lines ...
Meeting Document : WG-FSA-05/12 : Author(s): G. Robertson (Australia) and C. Moreno (Chile)
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Estimates of global krill abundance based on recent acoustic density measurements and their implications for the calculation of precautionary catch limits and the designation of management areas
differences between our estimates and others can be explained by a number of factors such as: an ... underestimation of the range, or of the acoustic biomass estimates, the possibility of a large, undetected krill ... biomass estimates are correct, regional and global precautionary limits are still likely to rise as a ... result of new surveys because the method used to calculate precautionary limits uses a value of 11 % of ...
Meeting Document : WG-EMM-99/22 : Author(s): S. Nicol, A. Constable and T. Pauly (Australia)
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KRILL FISHERY BEHAVIOUR IN THE SOUTHWEST ATLANTIC
behaviour of krill fishery. Analysis of travel distance in relation to catch level revealed a pattern that ... ). Other nations do not have a preference for an upper limit of catch. Locations of operations were very ... tows were 10-15 nm, which is the scale of a single concentration. However, there was considerable year ... to year variability in the probabilities of operating within a local range after a number of tows. In ...
Meeting Document : WG-EMM-08/39 : Author(s): S. Kawaguchi (Australia)
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Research plan for exploratory fishing for toothfish (Dissostichus spp.) in 2016/17 in Division 58.4.2 by France
Korean-flagged vessel undertook research fishing activity with a total reported catch of 11 tonnes. For ... 2016 a total of five vessels, one each from Australia, France, Japan, Korea and from Spain, have ... achieve a robust stock assessment and define catch limits according to CCAMLR decision rules. This paper ... presents a proposal for a research plan for 2016/17 developed under Conservation Measure 41-05. The aim is ...
Meeting Document : WG-SAM-16/02 : Author(s): Delegation of France
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Relationships between distribution of two euphausiid species and oceanographic characteristics in the Ross Sea (January–February 2000)
6 hours a haul and a CTD cast (or a XBT launch) were performed, and a XBT was launched between ... first time a detailed description of the krill distribution in the Ross Sea area related to ... crystallorophias one. The first species was almost exclusively present in the northern area, interesting only a ... , while Euphausia superba was relatively abundant. The two species had a very limited, but with relatively ...
Meeting Document : WG-EMM-02/38 : Author(s): A. Russo, M. Azzali, E. Biffi, G. Lanciani and E. Paschine (Italy)