Resultados de la búsqueda
-
Proposal to standardise the submission of meeting documents to working groups
Abstract: At the request of the Scientific Committee, the Secretariat has prepared a single ... reference document which provides guidelines for the submission of meeting documents to the Scientific ... Committee, WG-EMM and WG-FSA (including ad hoc WG-IMAF). In the Secretariat’s view, the guidelines would ... benefit from some standardisation of the Working Group-specific differences in relation to: submission ...
Meeting Document : WG-EMM-05/10 : Autor(es): Secretariat
-
Report on the status of wandering, black-browed and grey-headed albatrosses at South Georgia
albatrosses were carried out at South Georgia in the 2003/04 breeding season. Wandering albatrosses were ... -headed albatrosses were breeding at South Georgia in the 2003/04 season. Compared to results from a ... predominantly yacht-based survey of black-browed and grey-headed albatrosses over the whole of South Georgia ... conducted in the mid 1980s, numbers of these two species appear to have decreased by 26% and 14 ...
Meeting Document : WG-FSA-04/71 : Autor(es): S. Poncet (United Kingdom),G. Robertson (Australia), R. Phillips (United Kingdom), K. Lawton (Australia), B. Phalan, J. Croxall and P. Trathan (United Kingdom)
-
DEVELOPMENT OF A SPATIALLY EXPLICIT AGE-STRUCTURED STATISTICAL CATCH-AT-AGE POPULATION DYNAMICS MODEL FOR MODELLING MOVEMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
a preliminary development version of this model to Antarctic toothfish in the Ross Sea as an age and ... -based population age structure in a spatially explicit manner. The model is parameterised by both ... population processes (i.e., ageing, recruitment, and mortality), as well as movement processes defined as the ... designed to be flexible, allow for the estimation of both population and movement parameters based on local ...
Meeting Document : WG-SAM-08/14 : Autor(es): A. Dunn and S. Rasmussen (New Zealand)
-
Recent British Antarctic Survey publications relevant to the agenda of WG-EMM 2013
Abstract: WG-EMM has a broad agenda for discussions in 2013, including the following items ... related to feedback management: “review of spatial and temporal structure in the ecosystem in which the ... current Area 48 fishery operates” and “development of agreed decision-making mechanisms for the candidate ... feedback management approaches”. The British Antarctic Survey Ecosystems programme and its predecessors ...
Meeting Document : WG-EMM-13/21 : Autor(es): Delegation of the United Kingdom
-
Further development of a spatially explicit population dynamics operating model for Antarctic toothfish in the Ross Sea region
model for Antarctic toothfish over the entire Ross Sea region, for a medium scale spatial resolution ... (189 spatial cells) covering the Ross Sea region. The model was developed as a generalised Bayesian ... population dynamics model implemented using the Spatial Population Model software (SPM), and a single sex age ... appeared to broadly reflect the hypothesised spatial distribution of Antarctic toothfish, suggesting that ...
Meeting Document : WG-SAM-13/35 : Autor(es): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)
-
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
eleginoides in research block C in Division 58.4.4 b on the assumption of constant year class strength and no ... IUU fishing occurrence in the block. The five models are as follows: 1) catch at length model as ... parameters were not estimated in these models according to the recommendations in the last WG-FSA meeting. In ... addition, proportion mature for ages was calculated on the assumption of logistic curve fitting for the ...
Meeting Document : WG-SAM-14/15 : Autor(es): K. Taki (Japan)
-
ANTARCTIC KRILL DEMOGRAPHY AND POPULATION DYNAMICS WEST OF THE ANTARCTIC PENINSULA IN 2010/11
Abstract: A krill net sampling survey was carried out west of the Antarctic Peninsula in January ... . The survey was a joint German and US effort. While the US AMLR Survey section covered the area between ... Elephant Island and the western entrance of Bransfield Strait, the “Polarstern” survey grid followed back ... , Salpa thompsoni. The results of this survey represent the most complete picture of the spatial ...
Meeting Document : WG-EMM-11/13 : Autor(es): V. Siegel (Germany), C. Reiss (USA), K. Dietrich (USA), M. Haraldsson (Sweden) and G. Rohardt (Germany)
-
PROPOSED RESOLUTION ON ILLEGAL, UNREPORTED AND UNREGULATED (IUU) FISHING IN THE CCAMLR CONVENTION AREA
Abstract: PROPOSAL The delegation of New Zealand proposes that the Commission adopts a new ... resolution on IUU fishing in the CCAMLR Convention Area. PURPOSE The proposed resolution seeks a ... reaffirmation by CCAMLR Members of their commitment to prevent, deter and eliminate IUU fishing in the CCAMLR ... action taken by CCAMLR, notably through relevant CCAMLR Conservation Measures addressing the problem of ...
Meeting Document : CCAMLR-XXIX/36 : Autor(es): Delegation of New Zealand
-
Preliminary assessment of the South Georgia toothfish stock, 2007
Abstract: 1. The catch-at-length based CASAL model for toothfish at South Georgia is updated with ... data from the 2007 fishing season. The predicted spawning stock biomass and the yield is slightly ... higher than was estimated last year. 2. Improvements are made to the fit of tag data through (a ... estimates of catches at age from 1998 to 2006 (based on random sampling of the catch for age determination ...
Meeting Document : WG-FSA-07/29 : Autor(es): D.J. Agnew, R. Hillary and J. Pearce (United Kingdom)
-
Distribution and diet of juvenile Patagonian toothfish on the South Georgia and Shag Rocks shelves (Southern Ocean)
Abstract: The distribution and diet of juvenile (<750 mm) Patagonian toothfish are described ... from 4 annual trawl surveys (2003-06) around the island of South Georgia in the Atlantic sector of the ... the four years surveyed. Most juveniles were caught on the Shag Rocks shelf to the NW of South Georgia ... , with fish subsequently dispersing to deeper water around both the South Georgia and Shag Rocks shelves ...
Meeting Document : WG-FSA-07/P4 : Autor(es): M.A. Collins, K.A. Ross, M. Belchier, K. Reid. (Mar. Biol., 152: 135–147 (2007)).