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Some notes on by-catch of fishes and salps caught by the fishery vessel Niitaka Maru in the vicinity of the South Shetland Islands (January to February 1999)
Chaenodraco wilsoni were found in 4 trawl catches. On the contrary, salps were captured as by-catch in 69 ... hauls and those estimated value was 20 to 3560 ind./t of krill. By-catch fishes fed on Thysanoessa ... have been depended on the density of krill concentration. At least, the large incidental catch of salps ... (>2500 ind./t of krill) occurred in hauls with the low krill catch rates (Author(s): T. Iwami, S ...
Meeting Document : WG-EMM-00/54 : Autor(es): T. Iwami, S. Kawaguchi and M. Naganobu (Japan)
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Fish by-catch in the krill fishery: 2017 update
Abstract: Data on fish by-catch in the krill fishery from commercial catch data (100 153 hauls ... reporting of fish by-catch in the commercial krill fishery catch data. There was a high degree of overlap in ... Title: Fish by-catch in the krill fishery: 2017 update Approval: Approved Secretariat Workflow Status ...
Meeting Document : WG-FSA-17/04 : Autor(es): CCAMLR Secretariat
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The distribution of spatial management and Antarctic krill catch across pelagic bioregions in the Southern Ocean
measures in the Southern Ocean. We used the GIS in combination with catch data and the results of the 2007 ... conservation planning for developing marine spatial protection. Our analysis of catch data focused on the ... Antarctic krill fishery, which accounted for 92% of catch biomass in the Southern Ocean in 2010/11 (CCAMLR ... season. However, catch limits were unevenly distributed within this open area due to regional differences ...
Meeting Document : WG-EMM-12/15 : Autor(es): S.M Grant, S.L. Hill and P. Fretwell (United Kingdom)
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Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?
Paper Title: Seabird by-catch by autoline vessels: do line setters increase the sink rate of ... AUTOLINERS AND SEABIRD BY-CATCH: DO LINE SETTERS INCREASE THE SINK RATE OF INTEGRATED WEIGHT LONGLINES? G ... Islands (Subarea 58.6 and Division 58.5.1 respectively). Reported seabird by-catch rates are among the ... Kerguelen and Crozet and the highest catch rates have been recorded by autoline vessels (Delord et al ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Autor(es): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith
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Catch Uncertainty in Krill Fisheries
Abstract: Catch uncertainty is a component of uncertainty that is not routinely considered by ... reported catch of 600 000t could actually represent a catch in ‘green weight’ of 2.5 million tonnes ... well as the product composition of catches. Author(s): Secretariat Title: Catch Uncertainty in Krill ...
Meeting Document : WG-EMM-08/46 : Autor(es): Secretariat
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By-catch in the longline fishery along the shelf slope of Kerguelen (Division 58.5.1) during the 1994/95 and 1995/96 cruises
Abstract: By-catch was observed during two successive cruises of longliners fishing for ... of Kerguelen. By-catch consisted mainly of Rajidae Bathyraja spp. (85 %). The proportion of species ... taken in the by-catch was low (less than 0.75%) and does not represent a problem at the present level of ... the patagonian toothfish fishery. Author(s): Capdeville, D., Duhamel, G. Title: By-catch in the ...
Meeting Document : WG-FSA-96/11 : Autor(es): Capdeville, D., Duhamel, G.
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A review of rattail (Macrourus spp.) and skate by-catch and analysis of standardised CPUE, for the exploratory fishery in the Ross Sea (CCAMLR Subareas 88.1 and 88.2) from 1997/98 to 2004/05
were vessel, area, and depth. Catch rates of rattails were highest along the shelf edge (SSRUs 88.1E ... rattail catch rates between different vessels. Examination of vessel characteristics showed that catch ... Korean vessels had extremely low catch rates compared to other vessels. Standardised CPUE of rattails has ... determine factors influencing catch rates of skates from either C2 or observer data because a proportion of ...
Meeting Document : WG-FSA-05/24 : Autor(es): S.L. Ballara and R.L. O’Driscoll (New Zealand)
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Assessment of yield and status of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean: implications for managing by-catch in CCAMLR fisheries
catch rates of M. carinatus in longline fisheries targeting Dissostichus eleginoides. Applying the ... critical y to the mean density observed in the survey results gives a catch rate of 5.81 kg/km2 which ... % of the total catch allowed for D. eleginoides in fine scale areas in new and exploratory fisheries ... . This catch rate may be useful in setting general by-catch rules for M. carinatus to protect the species ...
Meeting Document : WG-FSA-99/69 : Autor(es): E.M. van Wijk, A.J. Constable, R. Williams and T. Lamb (Australia)
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Rajid by-catch in the longline fishery for toothfish in Subarea 48.3
from April to July 1999. The overall average catch rate of rays was 0.7/thousand hooks, compared with ... models demonstrated that there are significant differences between the catch rates of rays for different ... Rocks and South Georgia, achieved average catch rates of over 1 ray/thousand hooks, and 20-30 rays ... / thousand toothfish. Catch rates were lowest to the south and east of South Georgia. The two species most ...
Meeting Document : WG-FSA-99/40 : Autor(es): D.J. Agnew, J. Taylor and I. Everson (United Kingdom)
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Integrated weight longlines: potential for reduction of skate by catch in demersal longline fisheries
, Alaska, USA. The skate catch rate was 11% lower on the IW gear compared to unweighted gear. Location ... , month and depth were also significant predictors of skate catch rates. While results indicate IW shows ... potential to reduce skate catch rates, further evaluation and analysis by individual species should be ... ) Title: Integrated weight longlines: potential for reduction of skate by catch in demersal longline ...
Meeting Document : WG-FSA-07/51 : Autor(es): K. Dietrich and E. Melvin (USA)