Daxin Chinese karst loaches are considered small, reaching just over 1 inch in length, the study said. They have “elongated” ...

It indicates the ability to send an email. While exploring off the coast of Puerto Rico, NOAA's Okeanos Explorer caught footage of a pink frogmouth fish walking around. Produced by Grace Raver.

What the declining size shows instead is the evolution of pink salmon with slower growth rates, and a smaller size at maturity. Big fish produce more eggs than small ones and contribute more ...

Study finds that steelhead are returning from ocean smaller during odd years because of increased competition for food ...