Search results
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
Abstract: An operational management procedure for krill in sub-Areas 48.1 + 48.2 + 4 48.3 ... , this increase may be suspended or reversed in any year depending on how many of the previous three year ... 's CPUE values fall below a target level of 0.75 CPUEref. An operating model of kril1 dynamics in ... is proposed that possible alternative suggestions for such procedures should be made in a similar ...
Meeting Document : SC-CAMLR-VIII/BG/17 : Author(s): Delegation of South Africa
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Evidence of two stocks of Champsocephalus gunnari in the South Georgia region, CCAMLR fishing Area 48.3
Abstract: In 1991, the 0 age-class of C. gunnari were sampled at Shag Rocks on 18 January, off ... -46mm and 55-87mm SL. however, off Possession Bay only one mode of 25-57mm SL was apparent. Fish in ... periods and/or growth rates. This suggests that there are two separate stocks of C. gunnari in a single ... larvae on the South Georgia shelf which is comparable with previous reports of early growth in C. gunnari ...
Meeting Document : WG-FSA-94/16 : Author(s): A.W. North (United Kingdom)
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Preliminary report from New Zealand research voyages to the Balleny Islands in the Ross Sea region, Antarctica, January to March 2006
decision to send two separate research voyages to the Balleny Islands, located north of the Ross Sea, in ... voyage included supplemental sampling in the Balleny Islands area as part of a larger Ross Sea expedition ... likely inform the design of subsequent research activities in the area. Author(s): B.R. Sharp (New ... Zealand) Title: Preliminary report from New Zealand research voyages to the Balleny Islands in the Ross ...
Meeting Document : WG-EMM-06/31 : Author(s): B.R. Sharp (New Zealand)
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Assessment of the status of the toothfish stock in Subarea 48.3
Abstract: We conducted several different assessments of toothfish in Subarea 48.3 using four ... apparently not sufficient to generate realistic estimates of current biomass using GYM. ASPM runs coded in AD ... likely current exploitable biomass of toothfish in Subarea 48.3 is between 45,000 and 62,000 t. GYM was ... : Assessment of the status of the toothfish stock in Subarea 48.3 Approval: Approved ...
Meeting Document : WG-FSA-04/82 : Author(s): D.J. Agnew and G.P. Kirkwood (United Kingdom)
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Low genetic diversity and temporal stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of the Antarctica
differences between geographic locations or between samples collected in consequent years were observed. Our ... presented in Kuhn and Gaffney, 2008, do not support temporary stable genetic differentiation of samples from ... Ross Dependency. Discrepancy in allelic frequency with previously published data was also found for ... stability in the Antarctic toothfish (Dissostichus mawsoni) from near-continental seas of the Antarctica ...
Meeting Document : WG-FSA-13/07 : Author(s): N.S. Mugue, A.F. Petrov, D.A. Zelenina, I.I. Gordeev and A.A. Sergeev (Russia)
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Interim protocol for fish/fish larvae by-catch observation in krill fishery
Abstract: This interim protocol has been developed in cooperation with our UK and Japanese ... colleagues/operators/observer coordinators in response to these recent requests by the CCAMLR Scientific ... was distributed to all the fishing krill fishing nations prior for use in 2006/07 fishing season ... in krill fishery Approval: Approved ...
Meeting Document : WG-EMM-07/25 : Author(s): S. Kawaguchi (Australia)
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Alternative method of parameters accuracy calculation in CMIX procedure applied to toothfish recruitment estimation
. The method has been applied to data from UK survey in 2002 that WG-FSA-03 used for toothfish ... recruitment calculations in S. Georgia area. The accuracy of mean length of component is high (CV~0.04), but ... CCAMLR program. The method can be used to determine the number of trawl stations in a survey to get the ... parameters accuracy calculation in CMIX procedure applied to toothfish recruitment estimation Approval ...
Meeting Document : WG-FSA-04/69 : Author(s): P.S. Gasyukov (Russia)
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Estimating unaccounted fishing mortality in the Ross Sea and 88.2C–G bottom longline fisheries targeting Antarctic toothfish
activities. The level of mortality resulting from the loss of sections of bottom longline gear in the Ross ... to estimate unaccounted fishing mortality from lost lines in the Ross Sea region and Subarea 88.2 ... current estimates have been provided as sensitivities in the 2011 stock assessments for the Ross Sea ... : Estimating unaccounted fishing mortality in the Ross Sea and 88.2C–G bottom longline fisheries targeting ...
Meeting Document : WG-FSA-11/48 : Author(s): D.N. Webber and S.J. Parker (New Zealand)
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DEMOGRAPHIC STUDIES OF ANTARCTIC KRILL IN THE SOUTH ORKNEY ISLANDS AREA 2009, FIELDWORK AND PRELIMINARY RESULTS
(Euphausia superba) fishery with the vessel “ Saga Sea ” in the South Orkney Islands area. We present ... preliminary results regarding krill demography from the sampling period in January-March, 2009. Total body ... also to explore the possibilities for using commercial fishing vessels as a research platform in the ... KRILL IN THE SOUTH ORKNEY ISLANDS AREA 2009, FIELDWORK AND PRELIMINARY RESULTS Approval: Approved ...
Meeting Document : WG-EMM-09/10 : Author(s): B.A. Krafft and G. Skaret (Norway)
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ACCURACY OF BENTHIC INVERTEBRATE BY-CATCH IDENTIFICATION BY OBSERVERS OPERATING IN THE HEARD ISLAND AND MCDONALD ISLANDS PATAGONIAN TOOTHFISH LONGLINE FISHERY
Antarctic Division (AAD). Observers displayed a high level of accuracy (89%) in the identification of ... , bryozoans and alyconarians; an issue prevalent in similar fisheries. This suggests the need for further ... training in the classification of cnidarians (stony corals, soft corals and stylasterids) and coral-like ... BENTHIC INVERTEBRATE BY-CATCH IDENTIFICATION BY OBSERVERS OPERATING IN THE HEARD ISLAND AND MCDONALD ...
Meeting Document : WG-FSA-09/23 : Author(s): T. Hibberd (Australia)