Roza Dam Steelhead

Project Objectives

Introduction

2) Determine if collections from Roza Dam constitute a     population mixture

SH Population

Roza Dam SH

Results •   2000 and 2001 Roza Dam collections were consistent with    HWE expectations, and the 2003, 2005 and 2006 had slight    deviation •   Linkage disequilibrium minimal •   FST = 0.001, not statistically different from zero

Resident Trout

Prosser Dam

Conclusions