Search results
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Assessments of by-catch in trawl fisheries at Heard and MacDonald Islands
caught as by-catch in the commercial trawl fisheries in the Heard Island area (Statistical SubArea 58.5.2 ... by-catch provisions in CCAMLR to ensure the status of these species is not affected by these fisheries ... t) respectively. Notably, the by-catch in 1997 did not exceed the lowest estimates of yield for each species ... to be negatively affecting these stocks. Notably, the large majority of infringements of the 5% by-catch rule ...
Meeting Document : WG-FSA-97/30 : Author(s): de la Mare, W.K., Williams, R., Constable, A.
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IS THE BYCATCH OF VULNERABLE INVERTEBRATE TAXA ASSOCIATED WITH HIGH CATCH RATES OF FISH IN THE ROSS SEA LONGLINE FISHERIES?
footprint. If high fish catch rates are associated with habitats where VMEs are found, impacts from fishing ... . This study used the catch of VME indicator organisms reported during the 2008/09 Ross Sea longline fisheries ... to look for a correlation between fish catch rate and VME indicator organism catch rate on a set-specific ... in predicting the VME indicator organism catch rate. Toothfish catch, when forced into the model, showed a very ...
Meeting Document : WS-VME-09/07 : Author(s): Parker, S.J., Mormede, S.
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Estimating by-catch from CCAMLR data
Abstract: Quantifying the catch rates and biomass of by-catch species on CCAMLR’s fishing grounds ... because the CCAMLR datasets are incomplete and have a high occurrence of ‘missing catch values’. A method ... to treat ‘missing catch values’ using estimates derived from the mean weights of by-catch species ... datasets and allow quantitative analyses of by-catch to be based on the best, scientific data available ...
Meeting Document : WG-FSA-SAM-05/4 : Author(s): Secretariat
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On the problem of by-catch of juvenile fish in krill fishery
Abstract: Studies of by-catch of juvenile fish in krill catches by research vessels were ... the bottom depth range from 100 to 5000 m. In 1988, studies included catches taken by a commercial krill ... trawl with an opening area in a small meshed section of the trawl beg of 100 m2. Catches were mainly ... of fish in krill catches were Pleuragramma antarcticum, Electrona antarctica and Trematomus eulepidotus ...
Meeting Document : WG-FSA-92/10 : Author(s): C.A. Pankratov and E.A. Pakhomov (Ukraine)
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Report on fish by-catch on exploratory fishing in Divisions 58.4.1 and 58.4.2
Abstract: In this paper, we report on fish by-catch during exploratory fishing activities ... undertaken in Divisions 58.4.1 and 58.4.2 during the 2012 to 2018 seasons. Fish by-catch comprised 14 species ... or groups of species. In 2018, by-catch represented 12% of the total catch (43 tonnes over 307 tonnes ... : Macrouridae and Channichthyidae. The others most common by-catch species or families were Muraenolepis spp ...
Meeting Document : WG-FSA-18/28 : Author(s): C. Péron, P. Yates, D. Maschette, C. Chazeau, P. Ziegler, D. Welsford, N. Gasco and G. Duhamel
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Results on by-catch of fish during Ukrainian, Polish and Japanese krill fishery in the South Orkney Islands, South Georgia and Shetland Islands areas
Abstract: Observations on abundance of by-catch fishes were made during fishing operations ... . In the South Orkney Islands area, eight hauls were subjected to analysis and there was no by-catch of juvenile ... including one unidentified bathydraconid fish were found as by-catch juveniles during three surveys ... and Japanese by-catch samples, and its estimated value of an arithmetic mean was 11541 ind./t krill and 34588 ...
Meeting Document : WG-FSA-96/19 : Author(s): Cielniaszek, Z., Pakhomov, E.A., Iwami, T.
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Indicative trends in by-catch of sharks in the CAMLR Convention Area
.” Further, that “any by-catch of sharks shall, as far as possible, be released alive.” Here, we examine ... trends in shark by-catch in the CAMLR Convention Area using information reported by vessels ... in the shark by-catch reported by both sources, the available data suggests that shark by-catch may have ... increased during the last 10-year period, with most of the by-catch reported in Division 58.5.2 ...
Meeting Document : WG-FSA-18/63 Rev. 1 : Author(s): C.D. Jones
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Some notes on by-catch of fishes caught by the fishery vessel Niitaka Maru in the vicinity of the South Shetland Islands (December 2000 to January 2001)
Shetland Islands. Among 103 net hauls quantitatively examined, by-catch fishes were found in 41 trawl ... catches. Lepidonotothen larseni was the most abundant in number and weight and occurred in 20.4% of hauls ... sampled for by-catch and 51.2% of those contained fish. P. antarcticum and C. gunnari were the second ... % of hauls contained by-catch fish and a high degree of spatotemporal dissociation among juveniles ...
Meeting Document : WG-EMM-01/50 : Author(s): T. Iwami, S. Kawaguchi and M. Naganobu (Japan)
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Fish by-catch in the krill fishery: 2016 update
Abstract: Data on fish bycatch in the krill from Commercial catch data (95 513 hauls) and CCAMLR ... by-catch in a 300 000 t krill fishery would be 370 t, comprising 40% Champsocephalus gunnari and 30 ... modal size class of <10 cm. The fish species taken as by-catch in the krill fishery are the same ... intervals around the frequency of occurrence data, as well as an increase in the fish by-catch reported ...
Meeting Document : WG-FSA-16/04 : Author(s): CCAMLR Secretariat
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Short note: By-catch of fishes caught by the krill fishing vessel Niitaka Maru in the South Georgia area (August 2007)
, by-catch fish was recognized in 26 trawl catches (29.9%) and only one fish was found as by-catch in 21 ... by-catch fish). Owing to the small amount of by-catch, no clear relationships between krill CPUE and fish ... by-catch could be confirmed in the present study. Author(s): T. Iwami and M. Naganobu (Japan) Title ... : Short note: By-catch of fishes caught by the krill fishing vessel Niitaka Maru in the South Georgia area ...
Meeting Document : WG-EMM-08/57 : Author(s): T. Iwami and M. Naganobu (Japan)