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Ecological indicators and gear-based management of Algarve coastal fisheries

Dissertação mest., Aquacultura e Pescas, Universidade do Algarve, 2007 ; A number of ecological indicators were used to study the impact of fishing gear on the Algarve marine ecosystem. Catch composition, species richness, diversity, mean length, trophic level, percentage of mature and optimum sized fish and percentage of megaspawners were determined for the fish catches of each gear type. Four types of static...