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Instream Restoration Riparian Restoration Fish Passage
Fish Passage  
Instream structures such as irrigation diversions and road culverts can harm fish populations by restricting the upstream and downstream movements of fish. Restoration projects involving fish passage improve habitat by bypassing instream obstructions and preventing diversions into impassable streams. Fish passage projects in the case histories database have been divided into the types listed in the drop down menu below.

You may either choose a specific problem area to browse or browse all fish passage case histories. To narrow down your search further
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For more information on fish passage barriers and barrier design, make sure to check out the Barrier Design Database, part of a Wild Fish Habitat Initiative research project.

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Updated: August 3, 2006
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