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UncertaintyHow can the number and distribution of hatchery origin fish spawning in streams at the MPG (major population group) or population scales be accurately determined in different areas and situations throughout the basin so pHOS (percentage hatchery origin spawners) and PNI (proportionate natural influence) can be estimated?
ThemeFish propagation
SubthemeConservation/genetic effects - pHOS
Sources Anadromous Salmonid Monitoring Strategy - Steelhead
Criticality Level High

last updated: Dec 03, 2015