Search results
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Detailed distribution of krill fishing around South Georgia
1 ° longitude) recorded statistics. Earlier analyses of these data have shown this was a shelf-break ... fishery over much of the Scotia Sea. Although these statistics give a general idea of where the fishery ... a seasonal pattern. In 1994 the fishery was almost totally based over a large shallow bank area on ... operated further west on a range of banks associated with submarine canyons. The data for 1993 were only ...
Meeting Document : WG-EMM-96/64 : Author(s): Parkes, G., Everson, I., Trathan, P.N., Murphy, E.J.
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Population dynamics of wandering albatross Diomedea exulans and Amsterdam albatross D. amsterdamensis in the Indian Ocean and their relationships with longline fisheries: conservation implications
amsterdamensis appears to have similarly recovered since 1985, but remains close to extinction. A demographic ... fishery and to a lesser extent the Patagonian tooth-fish fishery operating on the Kerguelen shelf ... : Decreased fishing effort and a concentration outside the central Indian Ocean by the Japanese fishery during ... recent years has probably resulted in the slow recovery of these albatross populations as a result of ...
Meeting Document : WG-FSA-96/09 : Author(s): Jouventin, P., Brothers, N., Weimerskirch, H.
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Possible effects of different levels of fishing on krill on predators - some initial modelling attempts
of the parameters of predator survival rates as functions of krill abundance, by considering a krill ... breeding success patterns for certain krill predator species. A "one-way" interaction model is ... . However, the analyses also raise a number of questions about the proper interpretation of the available ... merit discussion at the forthcoming WG-Kril1 and WG-CEMP meetings. A formalism for a "two-way" ...
Meeting Document : WG-KRILL-93/43 : Author(s): D.S. Butterworth and R.B. Thomson (South Africa)
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Preliminary analysis of toothfish catch, CPUE, size structure and mark-recapture data from SSRUs 486A and 486G, with comments on the sustainability of different harvest levels
in Subarea 48.6 north of 60°S (the combined SSRUs 48.6A and 48.6G). A preliminary assessment for D ... age-structured production model approach with a deterministic recruitment is applied. Age is linked ... to size via a simple von-Bertalanffy equation in which variance in catch-at-length for a given age is ... standardised using GLMs prior to their use in the assessments. A simple accounting equation is used to keep ...
Meeting Document : WG-FSA-12/31 : Author(s): E. Thomson and M. Bergh (South Africa)
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Status of WG-SAM reviews of research plans and research proposals and recommendations for streamlining
submitted under CM 24-01. A total of 34 papers was submitted to WG-SAM-15 for review under this agenda item ... , and the lack of time available at the meeting made a meaningful review of each plan infeasible. To ... provide a structure to assist in the review process, WG-SAM requested that proponents compile a self ... -SAM review of research plans and research proposals, and to suggest a potential mechanism for more ...
Meeting Document : WG-FSA-15/14 : Author(s): Convener of WG-SAM and Chair of the Scientific Committee
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Summary of the toothfish fishery and tagging program in the Amundsen Sea region (SSRUs 882C–H) to 2018/19
characterisation of the fishery showed a truncation of the right-hand limb of the age distribution between 2004 and ... the ASR be made a priority to develop annual age-length keys and age frequencies. We further recommend ... -year Chapman estimates and allowing a maximum of 20% in the catch limit for 88.2H and research block ... 882_2 are: 882H: 240 t catch and allowing a maximum of 20% change in the catch limit from 200 t ...
Meeting Document : WG-FSA-2019/12 : Author(s): J. Devine and S. Parker
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The Secretariat review of the Strategic Plan, associated activities and outcomes
Abstract: At CCAMLR-XXIX, the Commission recommended that a staffing and salary strategy be ... at last year’s meetings of WG-SAM and WG-FSA the Commission adopted a recommendation from the ... Scientific Committee (SC-CAMLR-XXIX, paragraph 14.2) that a review of the Secretariat’s data management ... -EMM with a brief description of the process that has been supported since CCAMLR-XXIX to address these ...
Meeting Document : WG-EMM-11/09 : Author(s): Secretariat
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The ICES Benchmark Protocol
Abstract: The ICES Benchmark Protocol is a review process for evaluating the data and analyses ... that form the basis of ICES management advice for a stock. The review examines stock structure, fishery ... the ICES community and stakeholders to broaden the knowledge and enhance credibility. The goal of a ... a fixed short term period. Introducing benchmarking of CCAMLR assessments would be expected to ...
Meeting Document : WG-SAM-14/16 : Author(s): C. Darby (United Kingdom)
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POTENTIAL REQUIREMENTS FOR SCIENTIFIC DATA FROM THE KRILL FISHERY
Abstract: CCAMLR has agreed that there is a requirement for systematic observation from the krill ... vessels. The number of observer days as a proportion of the number of days fished varied between c10 ... produce a sufficiently precise length frequency distribution and would free up time for other priority ... tasks of observers. Suggestions are provided for a revision of the Scientific Observer Manual for ...
Meeting Document : WG-EMM-08/45 : Author(s): Secretariat
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Tracer trajectories from the western shelf of South Georgia: ship displacement data
the west of South Georgia. The data were collected over a six-week period during 1986. A distance ... is complex with no simple flow field. These data include a lot of complex process interactions ... . Particles getting onto the shelf become retained with little escape after a run of 100 days. Some of the ...
Meeting Document : WS-Flux-94/10 : Author(s): E.J. Murphy, I. Everson and C. Goss (United Kingdom)