Search results
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Comparison of two methods to assess fish losses due to depredation by killer whales and sperm whales on demersal longline
), that is one of the highest among all similar depredation situations reported elsewhere in the world ... % % of the total capture (landed + depredated), that is one of the highest among all similar depredation situations ... Islands EEZ (southern Indian Ocean). As the two species remove the entire fish from the hooks whether ... they depredate longline hooks separately or simultaneously, this study aimed at providing two indirect methods ...
Meeting Document : WG-FSA-14/10 : Author(s): N. Gasco, P. Tixier, G. Duhamel and C. Guinet (France)
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Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
Champsocephalus gunnari ranging 80.5 to 88.3mm of SL and one adult specimen of Electrona antarctica (72.1mm of SL ... gunnari ranging 80.5 to 88.3mm of SL and one adult specimen of Electrona antarctica (72.1mm of SL) were ... found in 20 trawl catches. Among by-catch fishes, juvenile Lepidonotothen larseni was the most abundant ... in 20 trawl catches. Among by-catch fishes, juvenile Lepidonotothen larseni was the most abundant (62 ...
Meeting Document : WG-KRILL-93/51 : Author(s): T. Iwami (Japan)
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Interannual variability of krill, salp and other zooplankton populations in the South Shetland Island area during Austral summer 1993–1998
recruitment from the past two years. Unusually small juvenile krill in 1998 suggested that survival success ... the past two years. Unusually small juvenile krill in 1998 suggested that survival success was limited ... the 1993 "salp year". The magnitude of this salp bloom may have resulted from a large ... regimes identified here as "cope pod years", "salp years" and "transition periods ...
Meeting Document : WG-EMM-98/50 : Author(s): V. Loeb, W. Armstrong, R. Hewitt (USA) and V. Siegel (Germany)
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New data on depths inhabited by striped-eyed rock cod Lepidonotothen kempi (Norman) (Nototheniidae) off Bouvet Island
of striped-eyed rock cod were caught (one female and two males) at a depth of 2033 m. Author(s): A.F ... ′8 W, three specimens of striped-eyed rock cod were caught (one female and two males) at a depth ...
Meeting Document : WG-FSA-11/P02 : Author(s): A.F. Petrov
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Notes on the availability of three important finfish species in offshore waters of the lower South Shetland Islands (Subarea 48.1)
be increased. However, the value of these data as a combined singular data set for one year of sampling ... be increased. However, the value of these data as a combined singular data set for one year of sampling ... , the abundance of two commercially important Antarctic fish, Notothenia rossii and Gobionotothen gibberifrons has ... for these three species. In general, these two data sets are complementary, and demonstrate well-defined changes ...
Meeting Document : WG-FSA-99/31 : Author(s): C.D. Jones (USA), E.R. Barrera-Oro, E.R. Marschoff and R.J. Casaux (Argentina)
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Factors influencing Antarctic krill distribution in the South Shetlands
. Hence, higher diatom biomass may be one of factors forming krill concentrations in the inshore ... correlation between distributions of krill and diatoms were observed. Hence, higher diatom biomass may be one ... depth (which prevents krill embryos from being predated by benthic animals) and of the presence of warm ... of larvae's being transported to their nursery ground. Based on above mentioned factors, we further ...
Meeting Document : WG-KRILL-93/38 : Author(s): T. Ichii, H. Ishii and M. Naganobu (Japan)
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An assessment of seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, March–May 1997
and all but one during April, giving an average mortality rate of 0.018 birds/1000 hooks, and 0.099 birds ... and one unidentifiable bird caught on hooks; and one giant petrel killed flying into the side ... of black-browed albatrosses were seen when the moon was full, but were observed to dive on only one night ... and all but one during April, giving an average mortality rate of 0.018 birds/1000 hooks, and 0.099 birds ...
Meeting Document : WG-FSA-97/09 : Author(s): Ashford, J.R., Croxall, J.P.
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RECRUITMENT AND BODY SIZE IN RELATION TO TEMPERATURE IN JUVENILE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) AT SOUTH GEORGIA
, South Atlantic. Data from 13 demersal trawl surveys conducted over a 20-year period were analysed ... Atlantic. Data from 13 demersal trawl surveys conducted over a 20-year period were analysed. Abundance ... 13-15 months was higher in years of high juvenile abundance and was significantly inversely ... forecasts of years of good or poor recruitment for the toothfish fishery at South Georgia Author ...
Meeting Document : WG-FSA-08/P02 : Author(s): M. Belchier and M.A. Collins
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Results of the tagging experiment for D. eleginoides in Subarea 48.4
the South Sandwich Islands (Subarea 48.4) in 2006 following one vessel, the Argos Helena, fishing in 2005 ... Sandwich Islands (Subarea 48.4) in 2006 following one vessel, the Argos Helena, fishing in 2005. During ... Abstract: Two vessels, the Argos Helena (UK) and the San Aspiring (New Zealand), fished around ... . During this time animals were tagged in order to continue a mark-recapture programme started in 2005 ...
Meeting Document : WG-FSA-06/56 : Author(s): A. Payne and D.J. Agnew (United Kingdom)
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A PROPOSAL TO COMBINE CONSERVATION MEASURES 22-01 (NEW FISHERIES) AND 22-02 (EXPLORATORY FISHERIES)
are substantially different, the United States proposes to combine the two measures so that needed information ... and data are gathered and submitted to CCAMLR in all years of the fishery. The proposed CM attempts ... two measures. The requirements under the proposed merger are the same as now required ... year of the fishery. Author(s): Delegation of the USA Title: A PROPOSAL TO COMBINE CONSERVATION ...
Meeting Document : CCAMLR-XXVII/33 : Author(s): Delegation of the USA