Professional fishing involves the commercial capture of fish and other aquatic species for sale and consumption. This industry includes various methods such as trawling, longlining, and net fishing, which are used to catch large quantities of fish. Professional fishermen often work on boats and may travel to different regions to find the best fishing spots. The fish caught by professional fishermen are typically sold to markets, restaurants, and distributors. Sustainable practices are increasingly important in this field to ensure that fish populations remain healthy and ecosystems are protected. Organizations like Marine Stewardship Council promote responsible fishing practices to help maintain balance in marine environments.