Résultats de la recherche
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A method for inferring movement rates of fish from mark–recapture data
release and the recapture. In addition, the intensity of fishing effort (i.e. sampling) by location and ... Abstract: This paper presents methods to infer the rate of movement of fish that are marked ... movement, and then consider spatially variable sampling of marked fish moving according to this model ... unmarked fish in that location. Clearly this may be related to the distance from the release point, but ...
Meeting Document : WG-FSA-05/66 : Auteur(s): C. Wilcox (Australia)
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The Generalised Yield Model version 5: structure, specifications and examples for validation
constant fishing mortality (F). It also included the capacity to evaluate yield per recruit. The latest ...
Meeting Document : WG-FSA-SAM 03/14 : Auteur(s): A. Constable (Australia)
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Defining predator foraging ranges, illustrated using Adélie penguin foraging tracks from Mawson coast
approach used to define fishing grounds. The data which is considered as an example here consists of ...
Meeting Document : WG-EMM-02/41 : Auteur(s): I.R. Ball, A.J. Constable, J. Clarke and L. Emmerson (Australia)
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Occurrence of Antarctic krill (Euphausia superba) concentrations in the vicinity of the South Shetland Islands: relationship to environmental parameters
krill fishing ground in the Antarctic, during the 1990/1991 austral summer. From early to mid-summer ...
Meeting Document : WG-EMM-98/18 : Auteur(s): T. Ichii, K. Kayatama, N. Obitsu, H. Ishii and M. Naganobu (Japan)
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LENGTH AND AGE AT SPAWNING OF ANTARCTIC TOOTHFISH DISSOSTICHUS MAWSONI IN THE ROSS SEA
fishing seasons. The female spawning ogive incorporates the proportion of sexually mature fish that do not ... male Antarctic toothfish Dissostichus mawsoni from fish sampled in the Ross Sea spanning the 2000-2009 ... north indicates that all fish in the north are spawning. The degree to which the overall population ... ogive is biased right (older) by excluding the mature fish in the north depends on the proportion of the ...
Meeting Document : WG-FSA-09/37 : Auteur(s): S.J. Parker and P.J. Grimes (New Zealand)
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ALLOCATING THE PRECAUTIONARY CATCH LIMIT FOR KRILL AMONGST THE SMALL-SCALE MANAGEMENT UNITS IN AREA 48: THE IMPLICATIONS OF DATA UNCERTAINTIES
fishing) until a future date. The remaining three options propose subdividing the catch limit according to ...
Meeting Document : WG-EMM-08/12 : Auteur(s): P.N. Trathan and S.L. Hill (United Kingdom)
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Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
guidelines about basical and fundamental actions to be taken especially on board of fishing ships in order to ...
Meeting Document : CCAMLR-XV/BG/27 : Auteur(s): Delegation of Chile
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The effects of an experimental hake Merluccius capensis/paradoxus longline fishery on Procellariiform seabirds in South Africa - a preliminary investigation
species around fishing vessels either during the day or night. Extrapolations showed that 2 vessels were ...
Meeting Document : WG-FSA-95/21 : Auteur(s): Barnes, K.
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By-catch of juvenile Antarctic fish from krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992
krill fishing by the BAT GrigOly Kovtun in the region of the South Georgia Islands during the period May ... Abstract: Discussed in this paper is an investigation on juvenile antarctic fish caught during ... larseni. The frequency of occurrence of juvenile fish was 18.2% when considering all krill tows and 45.5 ... % when only tows made in shelf waters were considered. Juvenile fish abundance, normalised to 1 t of ...
Meeting Document : WG-FSA-93/8 Rev. 1 : Auteur(s): E.A. Pakhomov and S.A. Pankratov (Ukraine)
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Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
contrast, the BODE model gave unrealistic estimates of M and the annual fishing mortality rates both when ... releases and recaptures of tagged fish were available. Catch and releases by age class for this fishery ... years 1998 to 2008. A large proportion of the recaptures of fish released in this fishery were aged and ...
Meeting Document : WG-FSA-10/41 : Auteur(s): S. Candy, D. Welsford, T. Lamb, J. Verdouw and J. Hutchins (Australia)