Search results
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Preliminary results from the Argentine tagging program for the Patagonian toothfish in the south-western Atlantic
Development (INIDEP). The chosen tag was an orange standard anchor T-bar tag, similar to those used in other ...
Meeting Document : WG-SAM-12/32 : Author(s): P.A. Martínez, J.A. Waessle and O.C. Wöhler (Argentina)
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Catch rates and length composition data of the longline fishery for Dissostichus eleginoides at the Prince Edward Islands: 1996/97
this backdrop that permits were issued in October 1996 to five vessels, each with an allocation of 240 ... the end of the season was noticed. The length frequency distribution showed that fish caught at the ... discerned that vessels were targeting shallower areas as the season progressed, possibly influencing the ... rates. There are, however, indications that catch rates have stabilized during the latter half of the ...
Meeting Document : SC-CAMLR-XVI/BG/28 : Author(s): Delegation of South Africa
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Results of study of the oogenesis characteristics of Antarctic toothfish (Dissostichus mawsoni Norman 1937) (Nototheniidae) from Subareas 88.1 and 88.2 (Ross Sea)
toothfish ovaries from the stages II to IV show a slow increase in oocyte diameter. It was shown that for ... Antarctic toothfish during the fishing period the individuals with gonads of the III late stage of maturity ... large oocytes of the nearest spawning season with average diameter 1000- 1200?10-6 m have composed 5.4 ...
Meeting Document : WG-FSA-07/49 : Author(s): S. V. Piyanova and A.F. Petrov (Russia)
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Conserving pattern and process in the Southern Ocean: designing a marine protected area for the Prince Edward Islands
that will conserve biodiversity patterns and processes within sensible management boundaries, while ... minimizing conflict with the legal toothfish fishery. After collating all available distributional data on ... species, benthic habitats and ecosystem processes, we used C-Plan software to delineate a MPA with three ...
Meeting Document : CCAMLR-XXV/BG/16 : Author(s): Delegation of South Africa
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Seamount-specific biomass estimates from SSRU 88.2H in the Amundsen Sea derived from mark-recapture data
calculated for SSRU 88.2H as a whole. The analyses indicate that: Fish seldom move among seamounts within the ... overall showed a decline in biomass through time with a slight increase in biomass since 2012. The pattern ... in the percentage of the population tagged due to the annual immigration of untagged fish, along with ...
Meeting Document : WG-FSA-14/58 : Author(s): S.J. Parker and S. Mormede (New Zealand)
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An integrated stock assessment for the Patagonian toothfish (Dissostichus eleginoides) in Division 58.5.2 using CASAL
concluded that until the difficulties with the use of mark-recapture data are resolved, recruitment surveys ... -at-length data. The estimated long-term yield was 2500 tonnes with depletion probability of 0.081 and ...
Meeting Document : WG-FSA-07/53 Rev. 1 : Author(s): S.G. Candy and A.J. Constable (Australia)
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Report on the activities of the Scientific Committee on Antarctic Research (SCAR) 2005/06SCAR Observer to CCAMLR
Abstract: This paper reports on the various activities conducted by or involving SCAR that relate ... Delegates Meeting and Open Science Conference held in Hobart in July 2006, progress with the new Evolution ... has been developing links with the CCAMLR 2008 IPY Survey. The new SCAR-MarBIN data portal continues ...
Meeting Document : CCAMLR-XXV/BG/22 : Author(s): SCAR Observer to CCAMLR(G. Hosie, Australia)
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Effect of a shore-based sampling program on Notothenia coriiceps populations
summers of 1992/93 to 1994/95 at one specific zone (site 1) with those taken in the same last summer at ... two close but not previously sampled zones (sites 2 and 3). The fish were caught with trammel nets ... started in site 1. Present results show that the size variations of N. coriiceps observed at Potter Cove ...
Meeting Document : WG-FSA-99/24 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 1993 winter and 1993/94 pup-rearing season
in 1990 and 1991. Nearly all animals were juveniles, half with severe injuries and the proportion of ... lowest ever (24%) and less than one-half that in 1992. Fishing net fragments and especially string and ... affected were female (previous highest 40%); combined with the highest proportion of adults and of severe ...
Meeting Document : SC-CAMLR-XIII/BG/03 : Author(s): Delegation of United Kingdom
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The ‘CAML/SCAR-MarBIN Biogeographic Atlas of the Southern Ocean’
of biogeographic data by the SCAR-Marine Biodiversity Information Network (www.scarmarbin.be), a new initiative ... of biogeographic data by the SCAR-Marine Biodiversity Information Network (www.scarmarbin.be), a new initiative ... , Belgium) claude.debroyer@naturalsciences.be Prof. Philippe Koubbi (Observatoire Océanologique de ...
Meeting Document : WS-MPA-11/15 : Author(s): C. De Broyer (Belgium) and P. Koubbi (France)