Selected to represent phenotypic diversity of the wild stock

SELECTED TO REPRESENT PHENOTYPIC DIVERSITY OF THE WILD STOCK

• SELECTED TO REPRESENT PHENOTYPIC DIVERSITY OF THE WILD STOCK

• RUN TIMING (NOT SPAWN TIMING)
• ADULT SIZE (NOT AGE STRUCTURE)
• Probably an adequate proxy

WILD- & HATCHERY-ORIGIN PASSED UPSTREAM

• WILD- & HATCHERY-ORIGIN PASSED UPSTREAM

• HATCHERY FISH SELECTED TO MATCH THAT YEAR’S RETURNING WILD FISH

• ABUNDANCE/TIME – 50:50 H:W
• SEX RATIO – MATCHED H:W
• NON-SELECTIVE FOR SIZE

WILD ANADROMOUS

• WILD ANADROMOUS

• F1 HATCHERY ANADROMOUS

• RESIDUAL HATCHERY

• RESIDENT TROUT

• ALL ONLY PARTIALLY SCREENED

NUMEROUS

• NUMEROUS

• WELL-DISTRIBUTED

• PERSISTANT

• MOSTLY MALE

• MOSTLY MATURE OR MATURING

A FISH THAT DOESN’T ADOPT ANADROMY. EVER.

• A FISH THAT DOESN’T ADOPT ANADROMY. EVER.

SCREENED HATCHERY

• SCREENED HATCHERY

• SCREENED WILD

• RESIDENTS

• RESIDUALS

Offspring from Residents: 19 from 15 (single) parents

• Offspring from Residents: 19 from 15 (single) parents

Offspring from Residual Hatchery Steelhead:

• Offspring from Residual Hatchery Steelhead:

• Zero, Zip, Bupkis