 It annually raises about 4 million Chinook (King) and Coho (Silver) salmon which then migrate from the Issaquah Creek to Puget sound and on to the North Pacific.Friends of the Issaquah Salmon Hatchery (FISH) is a non-profit organization that trains volunteer guides who lead free educational tours of the hatchery and advocates retaining and improving the historic hatchery.Local elementary schools often raise small numbers of salmon eggs that are spawned in the hatchery and release them into the creeks as part of their science curriculum on the salmon life cycle.