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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 ...
Two years after the $20 million removal of the Middle Fork Nooksack dam, salmon have safe passage through the river, but none have been seen — so now local tribes and wildlife officials are ...
The removal of dams on the Klamath River has enabled salmon to swim far upstream to spawn. Wildlife officials have found salmon upstream in Oregon.
The second is a link to the article that details that symbol, using its Unicode standard name or common alias. (Holding the mouse pointer on the hyperlink will pop up a summary of the symbol's function.); The third gives symbols listed elsewhere in the table that are similar to it in meaning or appearance, or that may be confused with it;
Early 20th-century slang term for a vessel's radio operator, so-called because he repeatedly struck a brass key on his transmitter to broadcast in Morse code. breachway 1. The shore along a channel. 2. The whole area around the place where a channel meets the ocean. break bulk cargo. Also breakbulk cargo.
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.
The work will allow the river to flow freely in its historic channel, giving salmon a passageway to key swaths of habitat just in time for the fall Chinook, or king salmon, spawning season.
A grizzly bear ambushing a jumping salmon during an annual salmon run. A salmon run is an annual fish migration event where many salmonid species, which are typically hatched in fresh water and live most of their adult life downstream in the ocean, swim back against the stream to the upper reaches of rivers to spawn on the gravel beds of small creeks.