The Official Washington State Fish
State Fish
Steelhead trout (Oncorhynchus mykiss)



Oncorhynchus mykiss, commonly known as the Steelhead trout, is a species of anadromous fish that is native to the Pacific coast of North America. It is one of the most iconic and popular fish species in Washington state, and for good reason. These fish are known for their incredible strength and agility, making them a popular game fish for anglers. They are also an important part of the ecosystem, as they play a crucial role in the food chain.

One interesting fact about Steelhead trout is their unique life cycle. Unlike other trout species, they are anadromous, meaning they spend part of their life in freshwater and part in saltwater. They hatch in freshwater and then migrate to the ocean, where they spend 2-3 years feeding and growing before returning to their natal stream to spawn. This migratory behavior is what gives them their incredible strength and endurance, allowing them to swim upstream against strong currents and leap over obstacles in their way.

Another fascinating fact about Steelhead trout is their coloration. They have a distinct silvery-blue color with a pink or purple stripe along their sides. This coloration is what gives them their name, as their skin resembles steel. However, as they near their spawning season, their color changes to a reddish-orange hue, making them stand out even more.

The Steelhead trout has a special significance in Washington state as it is the official state fish. This designation was made in 1969 by the Washington state legislature, recognizing the importance of this species to the state's economy and culture. The Steelhead trout is not only a popular sport fish, but it also supports a thriving commercial fishing industry and serves as a source of food for many indigenous communities.

In conclusion, the Steelhead trout, also known as Oncorhynchus mykiss, is a fascinating and important species in Washington state. Its unique life cycle, impressive strength, and striking coloration make it a beloved fish among anglers and a vital part of the ecosystem. Its designation as the state fish is a testament to its significance and the admiration it receives from the people of Washington.

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