Phase 1 Conclusions

Wild fish were larger at age (grew faster) in all years, differing by as much a 1 SD from hatchery fish
The differences in body size were significant in all comparisons accept BY2000 age 4’s
Differences observed in age-3 fish had to occur sometime over the ~16 months after release

Trends

Wild fish were larger at age (grew faster) in all years, differing by as much a 1 SD from hatchery fish