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UncertaintyWhat are the effects on subyearling chinook salmon of changes in river flows designed to aid yearling migrants, principally spring chinook salmon and steelhead? What are the effects of augmented flows and/or reservoir drawdowns on nearshore habitats (because actions that aid yearlings are probably detrimental to subyearlings)?
ThemeHydrosystem flow and passage operations
SubthemeEffects on survival - juveniles
Sources NPCC 2000-12: Return to the River
Criticality Level Low

last updated: Nov 04, 2015