Community participation and integrated coastal resources management: The case of Menai Bay Conservation Area, Zanzibar

arrecifes coralinos coasts community involvement comportamiento humano comportement humain coral reefs cost benefit analysis costa desarrollo rural integrado economic development ecosistema ecosystems fisheries gestion des ressources hogares households human behaviour indigenous knowledge integrated rural development land ownership mangles mangroves natural resources pesca propiedad de la tierra pueblos recursos naturales resource management ressource naturelle tanzania tanzanie village villages