Upper Columbia Tribes’ Phase I Report On Salmon Reintroduction/Fish Passage Above Chief Joseph/Grand Coulee Dams: Enough Upstream Habitat To Support Over 17,000 Spawning Chinook, Steelhead; Larger Numbers Of Sockeye

June 13th, 2019

There is plenty of habitat available for reintroduction of spawning and rearing anadromous salmon and steelhead upstream of Chief Joseph and Grand Coulee dams, according to a recently completed report by upper Columbia River tribes.

Read the Full Article

Login to your account or Become a Member

Details On Proposed Detroit Dam Water Temperature Control Tower, Fish Passage Facility To Boost ESA-Listed Steelhead, Spring Chinook

May 30th, 2019

Responding to the reasonable and prudent alternative outlined in NOAA Fisheries’ 2008 biological opinion for federal Willamette Valley dams, the U.S. Army Corps of Engineers last week proposed to build a selective withdrawal structure at Detroit Dam at a cost of about $100 to $200 million.The SWS would provide water temperature control downstream of Detroit and Big Cliff dams on the North Santiam River and it would provide downstream juvenile fish passage. The Corps would continue to transport adult chinook salmon and steelhead upstream of both dams where they can spawn naturally.

Read the Full Article

Login to your account or Become a Member

Biologists Detail Health Of White Sturgeon Populations In Columbia/Lower Snake River; A Mixed Bag

May 14th, 2019

Although the abundance of adult white sturgeon in the lower Columbia River is above conservation status as set by a joint Washington/Oregon sturgeon management and conservation plan, the fish have yet to reach desired status abundance levels, a higher number also set by the plan.

Read the Full Article

Login to your account or Become a Member

Biological Opinions

Corps Begins Willamette Basin NEPA/EIS Process To Determine Dams’ Impacts On Wild Steelhead, Chinook

April 6th, 2019

The U.S. Army Corps of Engineers opened a National Environmental Policy Act process this week that looks at the operation and maintenance of the agency’s Willamette River projects and their impact on threatened upper Willamette River wild winter steelhead and wild spring chinook.

Read the Full Article

Login to your account or Become a Member

Biological Opinions

Court Hears Arguments For Immediate Changes At Willamette Dams To Aid ESA-Listed Salmonids

April 6th, 2019

In a two-step challenge to operations at Willamette River basin dams, attorneys for a coalition of conservation groups argued in court Thursday that the U.S. Army Corps of Engineers should immediately take steps to improve conditions for migrating juveniles and spawning adult salmon and steelhead, even while the Corps works with NOAA Fisheries on a new biological opinion.

Read the Full Article

Login to your account or Become a Member