Search results
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UPDATED KRILL RECRUITMENT DATA FOR THE ELEPHANT ISLAND REGION OF THE SOUTH SHETLAND ISLANDS, ANTARCTICA; 2002-2008
, with low recruitment occurring during the intervening years. Significant differences in the proportional ... recruitment indices occurred between legs within years indicative of the changing pattern of krill within ... occurring during the intervening years. Significant differences in the proportional recruitment indices ... occurred between legs within years indicative of the changing pattern of krill within the Elephant Island ...
Meeting Document : WG-EMM-08/41 : Author(s): C. Reiss (USA)
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Depletion-corrected average catch: a simple formula for estimating sustainable yields in data-poor situations
biomass. The size of the windfall is expressed as being equivalent to a number of years of sustainable ... by the sum of the number of years in the catch series and this windfall ratio. Input information includes ... the sum of catches and associated number of years, the relative reduction in biomass during that period ... , the natural mortality rate (M, which should be,0.2 year21), and the assumed ratio of FMSY to M. These input ...
Meeting Document : WG-SAM-11/P3 : Author(s): A.D. McCall
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Length-age composition of the Patagonian toothfish, Dissostichus eleginoides, from the Kerguelen Island area
considerably, mean fish length was 76.0- 86.6 cm. Fish of two to 14 years old age groups were most abundant ... in catches, mean age was 8.2- 9.8 years. In the 1991/92 season fishing for the species was concentrated ... was 5.8 years. Mean length of fish taken at 540- 600 m depth was 85.8, mean age was 9.7 years. Results ... considerably, mean fish length was 76.0 - 86.6 cm. Fish of two to 14 years old age groups were most abundant ...
Meeting Document : WG-FSA-92/08 : Author(s): V.G. Prutko and V.N. Chikov (Ukraine)
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Preliminary model of krill fishery behaviour in Subarea 48.1
and Elephant Islands in alternate years would result in an average yearly catch similar to that at present ... during alternate years. File: 06agnew-marin.pdf ... and Elephant Islands in alternate years would result in an average yearly catch similar to that at present ... during alternate years. ... and Elephant Islands in alternate years would result in an average yearly catch similar to that at present ... predators during alternate years. Resume Description d'un modele simple du comportement de la pecherie ... , steaming or lost to bad weather, was 89.6 hours per vessel per 10-day period (number of 10-day-periods ... , in alternate years. Closures were modelled by manipulating the amount of time available to be spent ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 71–79 : Author(s): Agnew, D.J. and V.H. Marín
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Changes in biomass of eight species of finfish around the South Orkney Islands (Subarea 48.2) from three bottom trawl surveys
the South Orkney Islands (Subarea 48.2) suffered substantial declines from split-year 1977/78 to 1989/90 ... declines from split-year 1977/78 to 1989/90. The biomass of several species of finfish has been monitored ... (Subarea 48.2) suffered substantial declines from split-year 1977/78 to 1989/90. The biomass of several ... ~zocepkalt~s acerafus, Dissostickzls eleginoides and unspecified finfish species. The first year of fishing ... (Kock, 1991). Both cohorts were largely exhausted within two years, and overall catches declined ... by almost two orders of magnitude within a few years (Figure 1). Catches increased slightly in the mid ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 53–74 : Author(s): Jones, C.D., K.-H. Kock and E. Balguerías
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Fishing equipment, marine debris and hydrocarbon soiling associated with seabirds at Bird Island, South Georgia, 2006/07
. It is the fourteenth such annual report. As in previous years, more items of marine debris and fishing gear (mostly ... report. As in previous years, more items of marine debris and fishing gear (mostly longline fishing gear ...
Meeting Document : SC-CAMLR-XXVI/BG/18 : Author(s): Delegation of the United Kingdom
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Korean research plan for Dissostichus spp. in Subarea 48.5 in 2015/16
in this area for two years. The Republic of Korea noted that the research activities in this region had ... previously fished. In this region, the severe ice condition existed for many years and no fishing vessel ... in this area for two years. The Republic of Korea noted that the research activities in this region had ... previously fished. In this region, the severe ice condition existed for many years and no fishing vessel ...
Meeting Document : WG-SAM-15/08 : Author(s): Delegation of the Republic of Korea
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Observer coverage in CCAMLR krill fisheries from 2011 to 2015
discussion at the Commission for a number of years, as the krill fishery is the only CCAMLR fishery that does ... years comparing the number of days of fishing conducted by vessels in the krill fleet, with the number ... at the Commission for a number of years, as the krill fishery is the only CCAMLR fishery that does not require 100 ... % observer coverage. The Secretariat analysed the level of observer coverage for the past five years ...
Meeting Document : WG-EMM-16/11 : Author(s): CCAMLR Secretariat
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Effect of a shore-based sampling program on Notothenia coriiceps populations
two close but not previously sampled zones (sites 2 and 3). The fish were caught with trammel nets ... summers of 1992/93 to 1994/95 at one specific zone (site 1) with those taken in the same last summer at ... ) and 3 (x=31.8 cm) exhibited no significant differences in mean length. They were significantly larger ...
Meeting Document : WG-FSA-99/24 : Author(s): R. Casaux and E. Barrera-Oro (Argentina)
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SUMMARY OF NOTIFICATIONS FOR KRILL FISHERIES IN 2010/11
year (SC-CAMLR-XXVIII, Annex 4, Paragraph 3.32), the essential information contained in krill fishery ... last year (SC-CAMLR-XXVIII, Annex 4, Paragraph 3.32), the essential information contained in krill ...
Meeting Document : CCAMLR-XXIX/19 : Author(s): Secretariat