Managing fish populations A partial snapshot of how the Washington Department of Fish and Wildlife manages fish and shellfish in the state. Marine Protected Areas To protect and preserve a variety of marine fish, shellfish, and habitats, WDFW has established marine reserves at several sites in Puget Sound. Fish hatcheries For more than a century, WDFW hatcheries have produced fish for harvest. Columbia River Compact The Columbia River Compact is a forum where representatives from Washington and Oregon cooperate in setting regulations for fisheries in shared waters of the Columbia River. Marine Beach Spawning Fish Ecology Despite good information on the distribution of spawning beaches, our understanding of the ecology and protection needs for these species is very limited. North of Falcon Each year state, federal and tribal fishery managers gather to plan the Northwest's recreational and commercial salmon fisheries. Coded Wire Tag Program Coded wire tags are used to help assess abundance and catch rates on certain populations of salmon and steelhead. Warmwater fish program This program enhances fishing opportunities for warmwater game fish in Washington while protecting native species.