Fish Passage Center
Hatchery Database

Hatchery Releases within the Columbia and Snake River Basins:

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  • Notes:
    • Projected hatchery releases are continously updated to become actual hatchery releases throughout the migration season.
    • Don't know the HUC name or code for the watershed you want to query? The EPA site can help you. Or read an explanation of Hydrologic Unit Levels.
    • Hatchery database metadata - Includes a list of hatchery codes, release codes and other abbreviations used.
    • Only those choices that exist in the hatchery database are offered.
    • Data for Riverzone BBON (below Bonneville) is incomplete before 1987.

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Page last updated on: March 10, 2015

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