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    Fish passage and fish protection are vital issues at hydroelectric facilities. Get the latest news and information on fish issues, including migration, mortality and habitat compensation.

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    Latest Fish Protection News

    Modified fish ladders working, Grant PUD says

    04/17/2014

    Modifications to the Wanapum and Rock Island Dam fish ladders appear to be successful, according to initial results reported by the Grant County Public Utilities District.

    U.S. reissues PIT tag tender for Northwest fish passage studies

    04/16/2014

    The U.S. Army Corps of Engineers seeks bids to supply more than 1 million passive integrated transponder tags for fish passage monitoring in the Columbia River Basin.

    U.S. seeks lamprey passage study at Snake River hydro projects

    04/08/2014

    The U.S. Army Corps of Engineers seeks bids from small businesses to perform a lamprey migration and passage study at four hydroelectric projects on the lower Snake River.

    Investigation of cracked Wanapum Dam monolith pier continues

    04/02/2014

    A team has completed drilling six investigative holes into Wanapum Dam's spillway pier monolith No. 4 as the Grant County Public Utilities District continues its examining a fracture found earlier this year.

    U.S. seeks fish pump system valve, channel modification at 810-MW Lower Granite Dam

    04/02/2014

    The U.S. Army Corps of Engineers bids to replace a currently inaccessible 10-inch valve in the fish pump system of 810-MW Lower Granite Dam on the Snake River in Washington.

    U.S. seeks biological studies in U.S. Snake, Columbia basins

    03/31/2014

    The U.S. Army Corps of Engineers seeks bids from small firms able to perform biological studies in the Snake and Columbia river basins of the Pacific Northwest.

    U.S. seeks instream flow measurement to protect fish habitat in Idaho forests

    03/19/2014

    The U.S. Forest Service seeks bids to perform hydrologic and aquatic resource measurement to help protect fish habitat on Forest Service lands in the Intermountain West.

    Evaluations continue at Grant PUD's Wanapum Dam

    03/13/2014

    The Grant County Public Utilities District will work with contractor Kuney-Goebel JV and subcontractors to begin investigative drilling after a crack was discovered in Wanapum Dam's pier monolith No. 4 in February.

    A Model to Predict Juvenile Salmon Swim Paths

    03/07/2014

    The relation between measured fish swim paths and flow field information can be represented by probability distributions. These distributions, together with a particle tracking algorithm, can be used to predict fish behavior under various flow conditions not only at the site where swim paths were measured but also at other locations.

    U.S. seeks firms to replace valve in fish pump system at 810-MW Lower Granite Dam

    03/06/2014

    The U.S. Army Corps of Engineers seeks information on firms able to replace a currently inaccessible 10-inch valve in the fish pump system of 810-MW Lower Granite Dam on the Snake River in Washington.

    U.S. seeks firms to repair fish pump at 980-MW McNary Dam

    02/24/2014

    The U.S. Army Corps of Engineers seeks information on firms capable of repairing Fishpump 2 at 980-MW McNary Dam on the Columbia River.

    Corps seeks firms for lamprey passage study at Snake River hydro projects

    02/18/2014

    The U.S. Army Corps of Engineers seeks information on small businesses able to perform a lamprey migration and passage study at four hydroelectric projects on the lower Snake River.

    Parsons Brinckerhoff names new head of western hydroelectric power operations

    02/06/2014

    Infrastructure developer and operator Parsons Brinckerhoff has announced Dr. Matthew Chan will take over as Assistant Vice President and West Hydropower Operations Manager in the group's Portland, Ore., office.

    U.S. PIT tag tender seeks sample group for testing

    01/23/2014

    The U.S. Army Corps of Engineers seeks bids to supply passive integrated transponder tags for fish passage monitoring in the Columbia River Basin.

    U.S. seeks firms for sturgeon studies, hatchery work on Missouri River

    01/15/2014

    The U.S. Army Corps of Engineers seeks information on firms able to perform studies and hatchery work aimed at propagation of endangered pallid sturgeon on the Missouri River.

    French department seeks dams rehab, fish passage construction

    01/10/2014

    France's Somme Department seeks bids to rehabilitate three dams and to construct fish passage at two of them on the Somme River.

    Voith's turbines improving fish passage at Holtwood hydroelectric project

    01/07/2014

    Recent expansions to the Holtwood hydropower plant not only improved the 100-year old facility's generating capacity, but also the environment and habitat for fish as well, equipment manufacture Voith Hydro said.

    More firms sought for biological studies in U.S. Snake, Columbia basins

    01/06/2014

    The U.S. Army Corps of Engineers has issued another call for information on firms able to perform biological studies in the Snake and Columbia river basins of the Pacific Northwest.

    Tech Notes

    01/01/2014

    U.S. extends call for fish passage spillway fix at 603-MW Ice Harbor Dam

    12/30/2013

    The U.S. Army Corps of Engineers has extended the deadline for bids to modify a spillway to improve fish passage at 603-MW Ice Harbor Dam on the Snake River in Washington.

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