the fisheries research agency ifop is responsible for conducting basic research additionally institutions such as the police and the navy may inspect and control the enforcement of fisheries and aquaculture regulations in their relevant jurisdictions the main tools used in the management and conservation of fishing resources include prohibiting fishing for specific species in defined areas temporary or permanent prohibition of capture of species protected by agreements to which chile is a party annual catch quota per species in specific areas declaration of marine parks to ensure the conservation and diversity of marine species allowable percentages of species landed as bycatch minimum extraction sizes or weights per species in a determined area and restrictions on dimensions and characteristics of fishing gears and nets