13. JOHN DAY RAISED CREST STUDY ADVANCES

A $460,000 niche will be found in the Fiscal Year 2000 Columbia River
Fish Mitigation Program budget to investigate the potential of raised crest
spill passage mechanisms that could offer similar benefits, but without
the huge costs, of a John Day Dam skeleton bay surface passage scheme.
Both concepts are intended create strong surface flow field to take
advantage of the fact that most salmon migrate downstream in the upper
portion of the water column. Most believe fish fare better through

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