The ladder is a series of tiered concrete walls, spanning about 800 feet along the side of the dam, that fish can use to go ...

Salmon swim around Tuesday as seen from a fish ladder viewing window at the Washington Shore Bonneville Dam Visitor Center. Fish viewing season lasts until mid-November, according to the Visitor ...

NORTH BONNEVILLE — Approximately 1,700 sturgeon — ranging from a foot to 10 feet long — were found in the Bonneville Dam’s Washington side powerhouse fish ladders during routine ...

Bonneville Fish Hatchery, Bonneville Lock & Dam, ... Chinook and other fish swim past the fish ladder viewing window on the Washington side of Bonneville Dam. (Jamie Francis/2012) By .

BONNEVILLE DAM, Ore. – A sea lion among the many snacking on migratory fish at the base of Bonneville Dam has taken his act to a new dimension. He has learned to climb the fish ladder, munching ...

Bonneville Lock, Dam & Fish Hatchery View the eerily large, elderly white sturgeon, denizens of the river that evolved over 200 million years ago.

BONNEVILLE DAM, Ore. — A sea lion, one among the many snacking on migratory fish at the base of Bonneville Dam, has taken his act to a new dimension. He has learned to climb the fish ladder ...

Another engineering marvel and popular stop at Bonneville’s Oregon side is the navigation lock, which operates 24 hours a day and allows both commercial and recreational vessels to bypass the dam.

The ladder is a series of tiered concrete walls, spanning about 800 feet along the side of the dam, that fish can use to go upstream. The troublesome part of the ladder, at least for the lamprey ...