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Pool-and-weir fish ladder at Bonneville Dam on the Columbia River Drone video of a fish way in Estonia, on the river Jägala FERC fish ladder safety sign. A fish ladder, also known as a fishway, fish pass, fish steps, or fish cannon, is a structure on or around artificial and natural barriers (such as dams, locks and waterfalls) to facilitate diadromous fishes' natural migration as well as ...
Bonneville Lock and Dam / ˈ b ɒ n ə v ɪ l / consists of several run-of-the-river dam structures that together complete a span of the Columbia River between the U.S. states of Oregon and Washington at River Mile 146.1. [6]
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This category includes dams with various types of infrastructure to enable fish to bypass the dam, not all of which are strictly ladders. Pages in category "Dams with fish ladders" The following 31 pages are in this category, out of 31 total.
A white sturgeon at the Oregon Department of Fish and Wildlife's Sturgeon Center at Bonneville Dam on the Columbia River. This fish is also known to be euryhaline. It’s closely related to lake sturgeon and short nose sturgeon.
The state of Washington was reminded of its obligation to ensure salmon passage in a 2018 U.S. Supreme Court ruling that upheld the deadline to repair 90% of its fish-blocking culverts.
Bonneville is an unincorporated community in Multnomah County, Oregon, United States, on Interstate 84 and the Columbia River. Bonneville is best known as the site of Bonneville Dam . North Bonneville, Washington is across the river.
A new fish passage around the Kletzsch Dam has opened up 54 miles of water for fish to swim upstream. The project is one of many to restore Milwaukee's area of concern.