Browsing ICES CM documents authored by IMR scientists (1949-2011) by Author "West, Charles W."
Now showing items 1-3 of 3
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Day / night variation in fish directivity in the trawl opening
Huse, Ingvar; Aglen, Asgeir; Engås, Arill; Godø, Olav Rune; West, Charles W. (ICES CM Documents;1994/B:18, Working paper, 1994)Still photographs of fish in the mouth area of a bottom trawl were taken by a downwards-oriented automated strobe camera mounted near the headrope. Fish angles relative to the towing direction were measured. Fish were ... -
Development of a species-selective trawl for demersal gadoid fisheries
Engås, Arill; West, Charles W. (ICES CM Documents;1995/B+G+H+J+K:1, Working paper, 1995)An experiment was carried out to test a prototype species-selective bottom trawl for separating cod from haddock, secondarily saithe, in the Norwegian commercial roundfish fisheries. A sorting system incorporating a ... -
Preliminary Tests of a Shrimp-fish Separator Section for Use in Shrimp Trawls
West, Charles W.; Valdemarsen, John Willy; Isaksen, Bjørnar (ICES CM Documents;1984/B:12, Working paper, 1984)A prototype shrimp-fish separator to be installed between the body and codend of a shrimp trawl was designed and constructed. The separator uses large square meshes to provide an escape path for fish, while funnels ...