A new study by researchers at Oregon State University found that up to nearly half of the ocean-bound juvenile steelhead surveyed in two Oregon river systems appear to have died when they reached the estuaries — before they could reach the ocean.
A new study by researchers at Oregon State University found that up to nearly half of the ocean-bound juvenile steelhead surveyed in two Oregon river systems appear to have died when they reached the estuaries — before they could reach the ocean.