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Showing 1 to 3 of 3 for “"Gear selectivity"”.
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The Fish Population of Lake Poinsett, South Dakota, as Indicated By the Catch
… time of day, location on the lake, and type of gear. Decreased activity following spawning was the apparent cause of a midsummer decline in gill net and trap net catches of black bullhead, black crappie, and white crappie. A late summer increase in the catch of yearling black bullheads, …
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The effects of escape panels on commercial catches of juvenile hakes (Merluccius spp.) off South Africa
… hake during the experiment. When the different gear types were compared with the controls using a normal approximation of a chi-square test, there were no significant differences in the proportions of small hake caught (square mesh, p = 0.4344; large mesh, proportion increased and plastic grid, …
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Dinámica de las poblaciones de recursos demersales marinos costeros compartidos en el áfrica occidental: Estudio de caso de la especie Pseudotolithus Elongatus (Bowdich, 1825) del ecosistema marino de la República de Guinea Bissau y la República de Guinea
La disponibilidad de recursos biológicos de importancia comercial hace que la actividad pesquera en los países de la subregión africana, en particular Guinea-Bissau y Guinea, haya evolucionado considerablemente y produzca importantes beneficios para su economía y seguridad alimentaria. Sin embargo, …