Jump to Main Content
- Townsend, Richard L., et al. Show all 6 Authors
- North American journal of fisheries management 2014 v.34 no.4 pp. 741-752
- Oncorhynchus tshawytscha; acoustics; endangered species; juveniles; mixing; salmon; spring; summer; water power; Columbia River
- ... High survival through hydropower projects is an essential element in the recovery of Pacific salmon Oncorhynchus spp. populations in the Columbia River. High dam passage survival is also a regulatory requirement under the 2008 Biological Opinion (BiOp; established under the Endangered Species Act) on Federal Columbia River Power System operation. The BiOp requires dam passage survival to be at lea ...
- Townsend, Richard L., et al. Show all 13 Authors
- North American journal of fisheries management 2012 v.32 no.2 pp. 249-261
- Oncorhynchus tshawytscha; acclimation; acoustics; fish; juveniles; mortality; prediction; radio; telemetry; transponders; water power
- ... Each year, telemetry tags (acoustic, radio, and passive integrated transponder tags) are surgically implanted into thousands of fish to assess their passage and survival through hydropower facilities. One passage route that is of particular concern is through hydroturbines, where fish may be exposed to a range of potential injuries that include barotraumas from rapid decompression. The change in p ...