Search results
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Longline fishing at Tristan da Cunha: impact on seabirds
lines during the day, only one bird (a Great Sheawater Puffinus gravis) was killed (mortality rate 0.001 ... effort, probably has a much greater impact. Observations aboard one vessel in mid-winter suggest ... lines during the day, only one bird (a Great Sheawater Puffinus gravis) was killed (mortality rate 0.001 ... effort, probably has a much greater impact. Observations aboard one vessel in mid-winter suggest ...
Meeting Document : WG-FSA-00/13 : Author(s): N. Glass, I. Lavarello, J.P. Glass and P.G. Ryan (South Africa)
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ON INCIDENTAL MORTALITY OF ANTARCTIC KRILL AT KRILL FISHERY
low catchability, as a rule, 10-20%. The experiments showed that while percolated through large meshes ... meshes of the trawl codend 60 to 100% of individuals perished. There are two main aspects of this problem ... catchability, as a rule, 10-20%. The experiments showed that while percolated through large meshes 40-50 ... small meshes of the trawl codend 60 to 100% of individuals perished. There are two main aspects ...
Meeting Document : WG-EMM-09/11 : Author(s): L. Pshenichnov (Ukraine)
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Managing fishing vessels
. However, recognizing that the work on the Polar Code is unlikely to be completed for another two years ... . However, recognizing that the work on the Polar Code is unlikely to be completed for another two years ... proposes two conservation measures which would harmonize requirements for fishing vessels throughout ... proposes two conservation measures which would harmonize requirements for fishing vessels throughout ...
Meeting Document : CCAMLR-XXIX/BG/22 : Author(s): ASOC Observer
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Beached marine debris surveys and incidences of seabird/marine mammal entanglements and hydrocarbon soiling at Bird Island and King Edward Point, South Georgia, and Signy Island, South Orkneys, 2009/10
at Bird Island. One Antarctic fur seal entanglement was observed at King Edward Point (involving fishing ... albatrosses. No incidences of hydrocarbon soiling were observed at Bird Island or Signy Island and one oiled ... at Bird Island. One Antarctic fur seal entanglement was observed at King Edward Point (involving fishing ... albatrosses. No incidences of hydrocarbon soiling were observed at Bird Island or Signy Island and one oiled ...
Meeting Document : SC-CAMLR-XXIX/BG/10 : Author(s): Delegation of the United Kingdom
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The fishery for Champsocephalus gunnari and its biology at Heard Island (Division 58.5.2)
in the respective areas are mostly independent of one another. Author(s): R. Williams, E. van Wijk, A. Constable ... in the respective areas are mostly independent of one another. ... and 2000. Icefish abundance varies widely between years and the fishery is dependent on periodic abundant ... year classes that can be followed through the population before disappearing in their fifth year ...
Meeting Document : WAMI-01/04 : Author(s): R. Williams, E. van Wijk, A. Constable and T. Lamb (Australia)
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005
the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the implementation ... the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the implementation ... of the CCAMLR assessment method because the fish are likely to disappear after they become four years old during ... of the CCAMLR assessment method because the fish are likely to disappear after they become four years old during ...
Meeting Document : WG-FSA-05/39 : Author(s): A.J. Constable, T. Lamb and R. Williams (Australia)
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Leslie analyses of commercial snow crab trap data: a comparative study of catchability coefficients
from a survey conducted with traps. One way to calibrate the catch rates is to examine available ... conducted with traps. One way to calibrate the catch rates is to examine available historical Leslie ... historical Leslie analyses of commercial catch data obtained over several years and quantify the relationship ... analyses of commercial catch data obtained over several years and quantify the relationship between catch ...
Meeting Document : WS-CRAB-93/13 : Author(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J. Tremblay (USA)
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Operation results of Ukrainian vessels at Antarctic krill fishery in Subareas 48.2 and 48.3 in March-June 1994. Krill size composition
, YugNIRO scientist is on board the latter one. The fishery and scientific information given in this paper ... is on board the latter one. The fishery and scientific information given in this paper is based on operative ... . It is conducted by two vessels BAT GRIGORY KOVTUN and RKTS GENERAL PETROV. Scientific observer M. Speranskaya ... In 1993 Ukraine has recommenced krill fishing which was terminated in 1993. It is conducted by two ...
Meeting Document : WG-Krill-94/33 : Author(s): V.A. Bibik and V.N. Yakovlev (Ukraine)
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Entanglement in man-made debris of Antarctic fur seals at Bird Island, South Georgia
accounted for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females accounted ... for 64% of animals older than this. Obvious physical injury was being caused to 30% of animals and only ... for 71% of entanglements, 88% of which were of young (1-4 years old) animals; females accounted for 64 ... % of animals older than this. Obvious physical injury was being caused to 30% of animals and only on 19 ...
Meeting Document : CCAMLR-VIII/BG/05 : Author(s): J.P. Croxall, S. Rodwell and I.P. Boyd (United Kingdom)
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Analysis of seamount-specific catch and tagging data in the Amundsen Sea, SSRU 88.2H
1-2 years before fish depart from these seamounts, presumably back to the slope SSRUs. Therefore ... for less than 2 years, and that data from the Amundsen Sea slope SSRUs (88.2C–G) are included in the stock ... assessment along with 88.2H. Fishing has occurred on almost every seamount in every year, and no evidence ... seamounts was found. Single-season tag recapture rates exceeding 20% on some seamounts suggest relatively ...
Meeting Document : WG-SAM-14/27 : Author(s): S.J. Parker (New Zealand)