Recreational game fishing. Seasonal and area closures Varying longline hook depth and setting time for target species preferences. Regulating gillnet lengths, mesh size and soak period. Release policy for marlins. Non-target demersal fish Mortality of many trash fish Food web changes through discarding of trash, increased populations of scavenging species.
Community changes due to density reductions or removals of key predator species.
Prawn trawling Demersal fish trawling. Hook and line fishing. Environmentally friendly trawl modifications e.g. square-mesh panels. Trash utilisation or dumping regulation. Careful post-capture handling and returning live bycatch.