Number of hatchery summer As many as possible Liberal bag limits steelhead harvested Liberal bag limits, Remove excess (to harvest and broodstock needs) Spatial distribution of Isolated from natural where infrastructure spawning fish winter steelhead allows. Release fish in areas where the likelihood of returning adults is minimized. Sample genotype Genetic diversity NA every 5 years Adult migration and spawn NA Record and report timing Abundance Estimate sampling > 20% Sampling rate rate and report. Estimate harvest rate Harvest rate > 80% and report. Number of fish consumed by As close to zero as See research (Section hatchery produced fish possible 12) Number of hatchery and As close to zero as See research (Section naturally produced fish possible 12) consumed (by all predators) Number of naturally produced As close to zero as See research (Section fish emigrating from feeding possible 12) stations after hatchery release Size of naturally produced See research (Section fish prior to hatchery release Year-specific 12) Determine the extent to which and after juvenile summer steelhead Habitat use by naturally and winter steelhead compete See research (Section produced fish prior to and The same for resources, and ultimately 12) after hatchery fish release determine if naturally Habitat use by hatchery natural winter See research (Section ≠ produced summer steelhead produced fish steelhead 12) are negatively affecting Number of hatchery and productivity of winter natural winter See research (Section ≠ naturally produced adults in steelhead. steelhead 12) holding areas Sample representative Pathogen occurrence of number of both hatchery and naturally hatchery < natural fish hatchery- and produced fish fish and compare. natural winter ≠ Spawning location (by origin) Estimate and report steelhead Number of naturally produced As close to zero as Estimate and report fish caught and released possible Number of fish passed Based on run size and Record and report upstream into target areas other factors Increase harvest of hatchery summer steelhead Number of hatchery produced As close to zero as Compile appropriate fish recaptured (detected at possible information from
Number of hatchery summer steelhead harvested As many as possible Liberal bag limits Spatial distribution of spawning fish Isolated from natural winter steelhead Liberal bag limits, Remove excess (to harvest and broodstock needs) where infrastructure allows. Release fish in areas where the likelihood of returning adults is minimized. Genetic diversity NA Sample genotype every 5 years Adult migration and spawn timing NA Record and report Abundance Sampling rate > 20% Estimate sampling rate and report. Harvest rate > 80% Estimate harvest rate and report. Determine the extent to which juvenile summer steelhead and winter steelhead compete for resources, and ultimately determine if naturally produced summer steelhead are negatively affecting productivity of winter steelhead. Number of fish consumed by hatchery produced fish As close to zero as possible See research (Section 12) Number of hatchery and naturally produced fish consumed (by all predators) As close to zero as possible See research (Section 12) Number of naturally produced fish emigrating from feeding stations after hatchery release As close to zero as possible See research (Section 12) Size of naturally produced fish prior to hatchery release and after Year-specific See research (Section 12) Habitat use by naturally produced fish prior to and after hatchery fish release The same See research (Section 12) Habitat use by hatchery produced fish ≠ natural winter steelhead See research (Section 12) Number of hatchery and naturally produced adults in holding areas ≠ natural winter steelhead See research (Section 12) Pathogen occurrence of hatchery and naturally produced fish hatchery < natural fish Sample representative number of both hatchery- and fish and compare. Spawning location (by origin) ≠ natural winter steelhead Estimate and report Number of naturally produced fish caught and released As close to zero as possible Estimate and report Increase harvest of hatchery summer steelhead Number of fish passed upstream into target areas Based on run size and other factors Record and report Number of hatchery produced fish recaptured (detected at As close to zero as possible Compile appropriate information from