Three lines compared

• Naches (N) – offspring of adults from the Naches basin; no artificial propagation

• Supplementation (S) – offspring of natural origin adults in supplemented population of the upper Yakima (“S” fish were wild in 2003 and 2004)

• Hatchery (H) – offspring of hatchery origin adults in the upper Yakima (2007 begins the second generation)

Notes: