… This report presents the results of an evaluation of overwintering summer steelhead (Oncorhynchus
mykiss) fallback and early out-migrating steelhead kelts downstream passage at The …

… This report presents the results of an evaluation of overwintering summer steelhead (Oncorhynchus
mykiss) fallback and early out-migrating steelhead kelts downstream passage at The …

… This report presents the results of an evaluation of overwintering summer steelhead (Oncorhynchus
mykiss) fallback and early out-migrating steelhead kelts downstream passage at The …

… Results from these tagging and hydroacoustic studies and … evaluations (intentional); and
(2) extended water temperature … used to identify passage by steelhead that lost transmitters or …

… steelhead passage rates estimated using hydroacoustics … route increases fallback events of
steelhead overshoots and … as downriver origin adult steelhead that overwinter in the McNary …

… Passage was lowest during summer months. • Horizontal distribution for hours when both …
Salmon and steelhead populations in the Willamette River basin have been adversely affected …

… for downstream passage of adult steelhead that overwinter in the … hydroacoustic technique
to estimate downstream passage … (kelts) and prespawn (fallback) steelhead. The latter likely …

… We evaluated the migration, overwintering distribution, and survival … Summer steelhead count
passage over Priest Rapids Dam … Fallback detections are split between 2015 (red line) and …

… • Relatively few fish passed into the ROs when they were open in summer (2 fish/d) and winter
… Steelhead are not outplanted above LOP because historically the watershed likely did not …