View uncertainty details

UncertaintyWhat are the impacts of hatchery releases on predator abundance and distribution, and what are the impacts on natural fish? Do releases of hatchery fish buffer natural fish from predators? Alternatively, does the number of predators and predation on natural fish increase because hatchery fish provide a forage base for predators, including sea lions?
ThemeFish propagation
SubthemeInteractions/wild and hatchery - predation
Sources ISRP 2010-44a: RM&E and Artificial Production Categorical Review
Criticality Level Medium

last updated: Oct 22, 2015