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Essential mineral content of common fish species in Chanoga, Okavango Delta, Botswana
(Academic Jornals, http://www.academicjournals.org, 2015-11-30)
Developing countries remain overwhelmed by nutritional problems caused mainly by poverty, natural disasters and political instabilities. The aim of this study was to determine essential mineral content of some common fish ...
Gillnet selectivity for the north African catfish, Clarias gariepinus (Actinopterygii: Siluriformes: Clariidae), from the Upper Okavango Delta, Botswana.
(Acta Ichthyologica et Piscatoria, http://www.aiep.pl/, 2015-06-30)
Successful fisheries management requires estimation of gillnet selectivity for optimum exploitation of the resource. In the Okavango Delta, no study has assessed the selectivity of gillnets for Clarias gariepinus (Burchell, ...