Double-crested cormorants will eat many times more salmon and steelhead per bird as a proportion of their diet the farther they are pushed upstream in the Columbia River estuary, according to a presentation this week at the Northwest Power and Conservation Council’s Fish and Wildlife Committee meeting.
The growth rate of seafood farming worldwide peaked in 1996, according to new University of British Columbia research, highlighting the importance of rebuilding wild fish stocks to feed future demand.
As climate change worsens water quality and threatens ecosystems, the famous dams of beavers may help lessen the damage.
The National Oceanic and Atmospheric Administration has awarded Oregon State University and its research partners $4.2 million to investigate how multiple climate change-related stressors are impacting marine ecosystems off the coast of Oregon, Washington and Northern California.
Just as you might look down at the sidewalk as you walk, fish look downward when they swim, a new study by a Northwestern University-led international collaboration has confirmed.
A UCLA-led study published this week reveals that migratory birds across North America are getting smaller, a change the researchers attribute to the rapidly warming climate.
As marine species continue to decline worldwide, the southern resident killer whale population — which now stands at 75 individuals — along the west coast of North America, has baffled scientists who are trying to understand why this population is struggling.
New research from the University of Oxford, Yellowstone National Park, and Penn State, published this week in the journal Science, may have finally solved why wolves change color across the North American continent.
Struggling salmon populations could get some help from the sky. A Washington State University study showed that drone photography of the Wenatchee River during spawning season can be effective in estimating the number of rocky hollows salmon create to lay their eggs, also called “redds.”