Interaction entre les activités de pêche dans le golfe de Gabes

Abstract

Fishing activities in Gabes Gulf (South of Tunisia) are various and rarely monospecific. Several species are exploited by the same fishing gear and, the same species can be captivated by many fishing gears (Trawls, trammel net, gill net, long line,..). Some strong interactions exist between this activities . The type of these interactions are according to competition on resource and space.. Complementary and substitution relations are rare.