Résultats de la recherche
-
A proposed research plan for an exploratory fishery for Dissostichus spp. in Division 58.4.3
Abstract: A new fishery was declared for Dissostichus spp in Division 58.4.3 for the 1996197 ... proposal for an exploratory fishery in Division 58.4.3 is presented. This involves a random stratified ... trawl survey to be undertaken in parallel with commercial exploration, and the collection of a ... proposed research plan for an exploratory fishery for Dissostichus spp. in Division 58.4.3 Approval ...
Meeting Document : WG-FSA-97/31 : Auteur(s): Williams, R.
-
Characteristics of water flows in areas for Antarctic krill concentrations near the South Shetland Islands
Abstract: Water flows in harvestable areas for Antarctic krill (Euphausia superba) on the ... . Convergent complex eddies were observed in harvestable areas on the shelf, while shear current was observed ... in those on the slope. Large-scale movements of the buoys suggest krill flux from the South Shetlands ... water flows in areas for Antarctic krill concentrations near the South Shetland Islands Approval ...
Meeting Document : WG-EMM-95/49 : Auteur(s): Naganobu, M., Ichii, T.
-
A review on the feeding conditions of the baleen whales in the Southern Ocean
and unpublished data since 1946. Past geographical distributions of the krill in the whales stomach ... frequently in the whaling Areas II and III, then the size comes medium (40-50mm) in the Areas IV and V, and ... baleen whales in the Southern Ocean Approval: Approved ...
Meeting Document : WG-KRILL-93/16 : Auteur(s): A. Kawamura (Japan)
-
Are tagging targets set in appropriate terms?
Abstract: Currently the target tagging rate to be achieved by vessels fishing in the CCAMLR area ... is set in terms of the number of fish tagged per mass of fish caught thereby mixing “units” of ... that defining the target in terms of a percentage of the number caught may be more appropriate. Author ... (s): R.W. Leslie and C. Heinecken (South Africa) Title: Are tagging targets set in appropriate ...
Meeting Document : WG-SAM-12/25 : Auteur(s): R.W. Leslie and C. Heinecken (South Africa)
-
Long-term forecast of the conditions of krill (Euphausia superba Dana) fisheries in the Antarctic part of the Atlantic Ocean
Antarctic krill (tones per hour) as the major indicator of its abundance and density of concentrations in ... index of krill abundance in the first of the abovementioned areas and inversely linked with one in the ... concentrations of crustaceans in topographic whirlpools on the shelf of the South Orkney Islands and South ... (Euphausia superba Dana) fisheries in the Antarctic part of the Atlantic Ocean Approval: Approved ...
Meeting Document : WG-EMM-07/15 : Auteur(s): V.A. Bibik and V.A. Bryantsev (Ukraine)
-
Estimates of bird by-catch by IUU vessels in Subarea 48.3, 1998–2001
and Kirkwood last year (WG-FSA-02/4 & 5) are updated to take account of the comments of the ... working group. Last year we suggested that the Isabel data from 1997 were rather atypical of bird catch ... rates in the illegal fishery, and that these were more likely to be similar to the bird catch rates made ... by other vessels in 1997. Including the Isabel data and weighting the bootstrap estimates of bird ...
Meeting Document : WG-FSA-03/56 : Auteur(s): D.J. Agnew (United Kingdom)
-
By-catch of rays in the 2002/03 toothfish fishery around South Georgia
Abstract: The 2002/2003 fishing season was the first in which three new policies for rays were ... tried: • It was the first in which vessels were asked to cut off all rays at water level to assist ... survival and conservation of rays; • It was the first in which very good quality information was available ... from all observers’ tally periods on the catch rates of rays cut off the line; • In 2003 the UK, with ...
Meeting Document : WG-FSA-03/58 : Auteur(s): D.J. Agnew, J. Pearce and M. Endicott (United Kingdom)
-
Fishing intensity of Russian fleet krill fishery in Subarea 48.2 and 48.3
Abstract: The purpose of this paper was estimating commercial fleet impact on krill population in ... -by-haul data using a model of probabilistic-statistical theory of fishery systems developed in the ... aggregated in the fishing grounds was assessed basing on 22800 haul data. The analysis of Soviet fleet ... competitive with dependent predators for the krill resource. In this case, a certain spatial overlap of the ...
Meeting Document : WG-EMM-02/62 : Auteur(s): S.M. Kasatkina and V.F. Ivanova (Russia)
-
Crab by-catch in the experimental toothfish pot fishery around South Georgia, 2000
occurred in shallow water, generally shallower than 800m. P. anamerae, which has not been reported for this ... area previously, had an intermediate depth distribution from 400 – 800m. P. formosa was present in ... . There were some differences in catch rate5 between areas, with lowest catch rates being encountered ... between Shag Rocks and South Georgia, and highest for P. formosa in deep water north of South Georgia. Few ...
Meeting Document : WG-FSA-00/24 : Auteur(s): T. Daw, D. Agnew, M. Purves, G. Pilling and C. Yau (United Kingdom)
-
Estimation of catch rate and mean weight in the exploratory Dissostichus fisheries across Divisions 58.4.1 and 58.4.2 using generalised additive models
Abstract: The exploratory longline fisheries in Divisions 58.4.1 and 58.4.2 (primarily targeting ... make predictions of catch rate and mean weight across fishable depths in both Divisions. Catch rates ... across the region are low compared to those in other Dissostichus fisheries within the Convention Area ... potential and population structure in other exploratory fisheries is recommended. Author(s): D.C. Welsford ...
Meeting Document : WG-FSA-11/35 : Auteur(s): D.C. Welsford (Australia)