Search results
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Squeezed from both ends: Decline in Antarctic fur seals in the South Shetland Islands driven by both Top–down and Bottom–up processes
. Predation rate has increased 4% per year since 2002. We discuss the relative roles of bottom-up and top ... declined. Predation rate has increased 4% per year since 2002. We discuss the relative roles ...
Meeting Document : WG-EMM-14/39 : Author(s): M.E. Goebel and C.S. Reiss (USA)
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RESEARCH PLAN AND RESULTS OF PRELIMINARY OBSERVATION ABOUT THE POSSIBILITY OF ANTARCTIC KRILL ESCAPEMENT FROM A TRAWL NET
Abstract: We made a survey plan to observe krill escapement, attached an underwater video camera ... on a trawl net of a Japanese commercial trawler, and started observation to collect video images of ...
Meeting Document : WG-EMM-11/36 : Author(s): K. Fujita and S. Hasegawa (Japan)
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Mitigation trials and recommendations to reduce seabird mortality in the pelagic icefish (Champsocephalus gunnari) fishery (Subarea 48.3)
mitigation methods in an attempt to reduce seabird mortality caused by entanglement with the net and to ... collect baseline data on general seabird abundance while fishing. Priority was placed on developing a new ... idea of binding the net with sisal string on shooting, in order to prevent it opening until it had sunk ... ‘dangerous’ 200mm net meshes to a safer 140mm, the use of additional weighting on the net body during hauling ...
Meeting Document : WG-FSA-05/59 : Author(s): J.O. Roe (United Kingdom)
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Draft: Krill Fishery Report 2016
Abstract: This update to the annual krill fishery report contains background of the fishery as an ... introduction to the report, an inventory of catch and SISO data up to June 2016, including incidental mortality ... . Monthly catch maps for the last complete fishing seasons (2015) and the current season up to May 2016 have ... been included as an appendix. Author(s): CCAMLR Secretariat Title: Draft: Krill Fishery Report 2016 ...
Meeting Document : WG-EMM-16/07 : Author(s): CCAMLR Secretariat
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A method for inferring movement rates of fish from mark–recapture data
be useful. For instance, one alternative would be to ask how much time is required for the probability ... and the time required, one could estimate the time required for mixing from any initial deployment scheme ... be useful. For instance, one alternative would be to ask how much time is required for the probability ... and the time required, one could estimate the time required for mixing from any initial deployment scheme ...
Meeting Document : WG-FSA-05/66 : Author(s): C. Wilcox (Australia)
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A proposed observer logbook for the 2015 krill trawl fishery
subject to an external review by an expert review panel drawn from members (see SC-CAMLR-XXXII/07 Rev. 1 ... collection practices, and streamline the forms for ease of use by CCAMLR observers. This paper summarises the ... proposed changes made in the draft 2015 observer logbook for the krill trawl fishery and its accompanying ... instructions. Author(s): Secretariat Title: A proposed observer logbook for the 2015 krill trawl fishery ...
Meeting Document : WG-EMM-14/28 : Author(s): Secretariat
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Assessment of the status of the Champsocephalus gunnari stock in the South Georgia area for the 1990/91 season and TAC calculations for the 1991/92 season
. Values of catch/effort by age group and by year of fishing were used in conjunction with abundance ... of catch/effort by age group and by year of fishing were used in conjunction with abundance indices from ...
Meeting Document : WG-FSA-91/27 : Author(s): P.S. Gasiukov (USSR)
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Distribution and stock of krill Euphausia superba Dana in December 1983 and January 1984 before and during the Second International Biomass Experiment I/ SIBEX 1/
/8-20.XII.1983/ the area between Joinville I., South Orkney Is., Elephant I. was covered. The second leg ... "Profesor Siedlecki” /8.XII.1983 - 8.I.1984/ are presented. In the first leg of the cruise /8-20.XII.1983 ...
Meeting Document : SC-CAMLR-III/BG/10 : Author(s): J. Kalinowski (Poland)
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INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS
requires a nominal sample size for each fishery and year combination. A method is described for estimating ... a nominal sample size for each fishery and year combination. A method is described for estimating ...
Meeting Document : WG-SAM-09/08 : Author(s): S.G. Candy (Australia)
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Incidences of gillnet fishing in the Convention Area reported through the Scheme of International Scientific Observation
Prydz Bay region. Recent observer reports indicate that there is an increase in gillnet fishing activity ... on some of the fishing grounds in this area. These reports are supported by both photographic ...
Meeting Document : CCAMLR-XXVI/BG/30 : Author(s): Delegation of South Africa