Search results
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Fishes caught along with the Antarctic krill in the vicinity of the South Shetland Islands during the austral summer months of 1994
Abstract: Observations on abundance of by-catch fishes were made during the austral summer months ... Islands. Among 99 net hauls examined, a total of 77 specimens of fishes belonging to 13 species were found ... in 25 trawl catches (Table 1). Among by-catch fishes, juvenile Lepidonotothen larseni was the most ... also secondary abundant. To compare abundance of each fish species, the index of its occurrence ...
Meeting Document : WG-Krill-94/25 : Author(s): T. Iwami (Japan)
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Fishes incidentally caught by Japanese Antarctic krill commercial fishery to the north of the South Shetland Islands during the 1994/95 austral summer
Abstract: Observations on abundance of by-catch fishes were made during the austral summer months ... Islands. Among 78 hauls examined, a total of 97 specimens of fishes belonging to five species, Electrona ... , were found in 20 trawl catches. Juvenile or adult notothenioid fishes were never found in a random ... sample of 50 kg of krill. Number of by-catch fishes ranged from 0 to 50 per 100 kg of krill catch ...
Meeting Document : WG-EMM-95/56 : Author(s): Iwami, T.
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Fish as diet of the blue-eyed shag, Phalacrocorax atriceps bransfieldensis at Half-Moon Island, South Shetland Islands
Shetland Islands, during January and February 1993, were analyzed to determine the importance of fish ... in the diet of the blue-eyed shag Phalacrocorax atriceps bransfieldensis. Fish species were identified ... by means of otoliths found in the casts. The size and weight of the fish were estimated from the otolith ... lengths, using equations derived from data on local populations. Fish remains were present in all casts ...
Meeting Document : WG-CEMP-94/32 : Author(s): E.R. Barrera-Oro and R.J. Casaux (Argentina)
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Informative approaches to ageing Antarctic fishes
Abstract: Two concepts can be examined when studying the age of Antarctic fishes. Age can ... of biological and ecological information about a fish's age and past life history. In otoliths ... otolith architecture increased with fish size and was indicative of daily deposition, validated ... to be daily. Morphometric measurements of otoliths suggest that otolith size and fish size are directly ...
Meeting Document : CCAMLR/86/FA/07 : Author(s): R.L. Radtke and K.T. Hill (USA)
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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)
Abstract: Scientific observations on fishes incidentally caught during commercial krill fisheries ... Shetland Islands. Among 103 net hauls quantitatively examined, by-catch fishes were found in 41 trawl ... 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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Fishes caught along with the Antarctic krill in the vicinity of the South Georgia Island during the austral winter months of 1992
Abstract: Observations on abundance of by-catch fishes were made during the austral winter months ... Georgia Island. Among 74 net hauls examined, a total of 66 specimens of fishes belonging to 3 species were ... found in 20 trawl catches. Among by-catch fishes, juvenile Lepidonotothen larseni was the most abundant ... (62 specimens; 93.9% in number; 58.9% of total weight of by-catch fish). Standard length (SL ...
Meeting Document : WG-KRILL-93/51 : Author(s): T. Iwami (Japan)
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On the problem of fish tagging
Abstract: Data on bottom trawl catch of tagged fish are presented as well as results of tagging ... of some Antarctic fish in Subarea 88.1. Use of marked trawl hooks as an additional method of fish tagging ... is proposed for discussion. Author(s): V.G. Prutko (Ukraine) Title: On the problem of fish tagging Approval ... Data on bottom trawl catch of tagged fish are presented as well as results of tagging of some ...
Meeting Document : WG-FSA-03/50 : Author(s): V.G. Prutko (Ukraine)
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Update on the analysis of fish by-catch in the krill fishery using data from the CCAMLR Scheme of Scientific Observation
Abstract: Data on fish bycatch in the krill fishery has been collected as part of the CCAMLR SISO ... distribution of the fish taxa reported. The frequency of occurrence of fish for each vessel ranged from 0.1 ... 7 were Channichthids). The modal size class of the fish taxa for which >100 length measurements were ... available all had a modal size of <10cm. Extrapolation of the mass of fish in the bycatch data would ...
Meeting Document : WG-EMM-14/31 Rev. 1 : Author(s): Secretariat
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The fish fauna of the Argentine Islands region (Antarctica; 12 UAE 2007–2008) and morphometrical changeability of Notothenia coriiceps (Richardson, 1844)
Abstract: Information about fish species composition from region near the Ukrainian Antarctic ... is presented. The quantitative indexes of different species fishes and the analysis of their dominant groups ... were studied. New fishes subdominant was registry with help our researches. Trematomus bernacchii ... of Grotto Island are conducted. It is exposed, that these two groups of fish species divided, probably ...
Meeting Document : WG-FSA-12/P06 : Author(s): V.N. Trokhymets, V.A. Tymofyeyev and J.S. Perechrest
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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 ... -frequency distribution and geographic provenance of the key fish taxa reported. There is continued evidence ... of an increase in the data quality from the observer scheme, as well as an increase in the reporting of fish ... in both datasets. The length-frequency distribution of all taxa for which >200 fish were measured had ...
Meeting Document : WG-FSA-17/04 : Author(s): CCAMLR Secretariat