State fish.

RCW 1.20.045
in effect
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The species of trout commonly called "steelhead trout" ( Salmo gairdnerii ) is hereby designated as the official fish of the state of Washington. The species of trout commonly called "steelhead trout" ( Salmo gairdnerii ) is hereby designated as the official fish of the state of Washington.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=1.20&full=trueFetched: 6/28/2026

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