The Walla Walla District of the U.S. Army Corps of Engineers says it is improving both adult and juvenile fish passage at Lower Granite Lock and Dam to help endangered salmon and steelhead migrate in the lower Snake River.
The Walla Walla District of the U.S. Army Corps of Engineers says it is improving both adult and juvenile fish passage at Lower Granite Lock and Dam to help endangered salmon and steelhead migrate in the lower Snake River.