Resultados de la búsqueda
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Benchmarking CCAMLR
cohesive structure and apportioning of their work schedules. The discussions to be held at the 2016 ... WG-SAM and WG FSA has not been reviewed by Scientific Committee. Author(s): Delegation of the United ...
Meeting Document : SC-CAMLR-XXXV/BG/31 : Autor(es): Delegation of the United Kingdom
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Supplementary data on exploited stocks in Division 58.5.1 (Kerguelen)
Notothenia rossii, a species which is at present only fishable as a by-catch. The total biomass of the stock ... / Description: The results of fishing cruises carried out from 1986/87 to 1988/89 in Division 58.5.1 (Kerguelen ... Island) have made possible a review of the status of the various harvested fish stocks. Since 1984, an ... average annual growth of 36% has been noted in the abundance of the juvenile section of the stock of ... abundance of the juvenile section of the stock of Notothenia rossii, a species which is at present only ... . RESULTS 3.1 Notothenia rossii As in South Georgia, a continued decline in catches of N. rossii at ... the main work of the Scientific Committee has been concentrated on this species up to now. At ... (at the age of 5 to 6 years) of these juveniles on the shelf. A catch limited to by-catches has ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 147–161 : Autor(es): Duhamel, G.
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WG-FSA-92
documents Doc Number Title WG-FSA-92/01 Provisional Agenda for the 1992 Meeting of the Working Group on Fish ... Stock Assessment (WG-FSA) WG-FSA-92/02 List of participants WG-FSA-92/03 List of documents WG-FSA-92/04 ... -catch of juvenile Champsocephalus gunnari in krill fishery on the shelf of South Georgia Island G.A ... design for Subarea 48.1 G. Watters (USA) WG-FSA-92/08 Length-age composition of the Patagonian toothfish ...
Meeting
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VARIATION IN DEMERSAL FISH SPECIES RICHNESS IN THE OCEANS SURROUNDING NEW ZEALAND: AN ANALYSIS USING BOOSTED REGRESSION TREES
species richness, with highest richness occurring at depths of 900 to 1000 m, and with a broad plateau of ... characteristics using an extensive collection of trawl data from the oceans around New Zealand. Analyses were ... ‘stochastic gradient boosting’). Depth was the single most important environmental predictor of variation in ... concentrations of chlorophyll a and in zones of mixing of water bodies of contrasting origins. Local variation in ...
Meeting Document : WS-VME-09/P04 : Autor(es): Leathwick, J.R., Elith, J., Taylor, P., Francis, M.P., Hastie, T.
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Diet components and trophic interactions in five demersal fish in CCAMLR Subarea 48.3
carried out during the month of May 2013, on board of RV DY Eduardo L. Holmberg (INIDEP), at depths from ... Abstract: Diet components and trophic interactions in five demersal fish caught around of South ... Georgia’s waters was determined. Data were obtained from samples of Champsocephalus gunnari, Chaenocephalus ... 74 to 240 m. Prey Specific Index of Importance (%PSIRI) by each prey in each predator and, trophic ...
Meeting Document : WG-FSA-13/60 : Autor(es): N.R. Marí and G.H. Troccoli (Argentina)
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Skate tagging in the Heard Island and McDonald Island (Division 58.5.2) toothfish fishery up to 2013
take three species of skates, Bathyraja eatonii, B. irrasa and B. murrayi, as their most common ... biology of these species. In the 13 years, over 12,000 skates have been tagged, with 112 recaptures, a ... recapture rate of less than one percent. The average distance between release and recapture for each of the ... in all directions. Most recaptures occurred within the first three years, with the maximum time at ...
Meeting Document : WG-FSA-13/22 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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Casal2: New Zealand’s integrated population modelling tool
assessment pack-age since 2002. Casal2 replicates most of CASAL’s functions such as many stocks, fisheries ... , and areas; age-or length-based dynamics; the use of several data sources (e.g., abundance indices, age ... efficient program-ming practices and tools than CASAL. CASAL has enabled a more efficient use of resources ... for stockassessments, such as allowing a wider range of staff to conduct assessments, helped ...
Meeting Document : WG-SAM-18/P01 : Autor(es): I. Doonan, K. Large, A. Dunn, S. Rasmussen, C. Marsh and S. Mormede
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DEVELOPING A ‘BEST AVAILABLE SCIENCE’ BATHYMETRIC DATA FRAMEWORK FOR FISHERIES MANAGEMENT IN THE ROSS SEA
available science” bathymetric data for the Ross Sea region along with a set of spatial tools in the form of ... use by fishery managers. This is especially important because of the multinational use of such data ... and generating rugostiy at user-defined scales. Future work will incorporate data from multibeam ...
Meeting Document : WG-FSA-09/38 : Autor(es): S.J. Parker, S.M. Hanchet, B. Wood and A. Dunn (New Zealand)
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OTOLITH CHEMISTRY REFLECTS FRONTAL SYSTEMS IN THE ANTARCTIC CIRCUMPOLAR CURRENT
Abstract: Pronounced environmental trends across fronts suggest that the otolith chemistry of ... oceanic fish can resolve zones on either side, promoting application to population questions at similar ... spatial scales. Trace and minor elements laid down immediately prior to capture – along the edges of ... Bank; 2) Mn/Ca enrichment associated with South America; 3) Sr/Ca linked to the presence of Circumpolar ...
Meeting Document : WG-FSA-08/P04 - Abstract : Autor(es): J.R. Ashford, A.I. Arkhipkin and C.M. Jones
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Mapping Application for Penguin Populations and Projected Dynamics (MAPPPD)
objectives as set forth by CCAMLR and other components of the Antarctic Treaty system (i.e., Antarctic Treaty ... , Adélie, and chinstrap) for the region south of 60° S. A Bayesian population model integrates the ... available data to develop estimates of abundance for each site and for each year since 1982; estimates are ... easily aggregated across multiple sites to obtain abundance estimates over any user-defined area of ...
Meeting Document : CCAMLR-XXXV/BG/15 : Autor(es): Submitted by Oceanites, Inc.