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Pacific lamprey struggle to migrate past the Bonneville Dam. A new fish ladder will help
Pacific lamprey struggle to migrate past the Bonneville Dam. A new fish ladder will help
Pacific lamprey struggle to migrate past the Bonneville Dam. A new fish ladder will help

Published on: 02/22/2025

This news was posted by Oregon Today News

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Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Tuesday, February 18, 2025. Pictured is Erin Kovalchuk, project manager with the U.S. Army Corps of Engineers.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Construction workers upgrade the upper half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, on Feb. 18, 2025. The project aims to improve Pacific lamprey passage by addressing a historic bottleneck on the Washington side of the Columbia River.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Tuesday, February 18, 2025. Pictured is Erin Kovalchuk, project manager with the U.S. Army Corps of Engineers.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Tuesday, February 18, 2025.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Tuesday, February 18, 2025. Pictured is Tyler Ardent, a park ranger at the dam.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Tuesday, February 18, 2025. In the dam’s visitor center lamprey pins are availaable.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.The lower half of a fish ladder at Bonneville Lock & Dam in Cascade Locks, Oregon, remains unchanged as upgrades focus on the upper section. Photographed on Feb. 18, 2025, the ladder on the Washington side of the Columbia River serves as a key passage for migrating Pacific lamprey.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. Giant turbines and generators are within the dam.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. Giant turbines and generators are within the dam.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. Giant turbines and generators are within the dam.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. Giant turbines and generators are within the dam.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.Bonneville Lock & Dam, operated by the U.S. Army Corps of Engineers, in Cascade Locks, Oregon, on Feb. 18, 2025. The dam features visitor areas with educational exhibits and the infamous rainbow carpet, a favorite among visitors.

A new $8 million project at the Bonneville Lock & Dam aims to make it easier for Pacific lamprey to migrate along the Columbia River.

News Source : https://www.oregonlive.com/environment/2025/02/pacific-lamprey-struggle-to-migrate-past-the-bonneville-dam-a-new-fish-ladder-will-help.html

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