Coho Salmon (IMAGE) NOAA Fisheries West Coast Region Caption Studies of Intensively Monitored Watersheds such as the Elwha River in Washington are measuring the benefits of restoration for native salmon and steelhead. Credit John R. McMillan, NOAA Fisheries/NWFSC Usage Restrictions CREDIT: John R. McMillan, NOAA Fisheries/NWFSC License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.