Roza Dam Steelhead
Project Objectives
Introduction
3) Identify if resident trout samples collected above Roza Dam
are different genetically from the steelhead collections from
Roza Dam
SH Population
Roza Dam SH
Analysis
•
Individual resident trout samples were compared to a genetic
baseline containing reference steelhead population samples
from Satus Creek, Toppenish Creek, Ahtanum Creek, Naches
River, Roza Dam, and Skamania Hatchery.
Resident Trout
Prosser Dam
Conclusions