Sonar counted 7,742 Chinook salmon entering newly reopened Klamath River reaches in year one, then 13,310 the next — ...

There are plenty of fish in the sea, but how can you count stock levels or protect endangered fish without seeing or catching them? For research scientists Dr. Haylea Power and Dr. Cindy Bessey from ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Since July 2012, I’ve been posting about a ...

Researchers at Oak Ridge National Laboratory (ORNL) improved the resolution and accuracy of a noninvasive approach for detecting fish near hydropower facilities. This approach involves collecting and ...

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ALBUQUERQUE, N.M., -- Where do fish occur in a river? To the casual observer, all parts of a stream seem alike: wet! But fish experience the river as complex habitat, and discern many subtle ...

Spring is just a few weeks away, and for the Barnstable Clean Water Coalition that means one thing in particular: It's time to count fish. Not just any fish. River herring. The organization is putting ...