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The Forum is a collaborative partnership formed to protect and revitalize anadromous fish populations in California by promoting collaboration among public and private sectors for fish passage improvement projects and programs.

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  • Upper Green Valley Creek Fish Passage Project

    This project replaced a severely undersized, failing private road culvert on Upper Green Valley Creek — a Russian River tributary in Sonoma County — with a 15-foot bottomless arch culvert and a 157-foot step-pool roughened channel with boulder weirs for grade control. The culvert had blocked coho access under all flow conditions. The project opened…