The Chel snakehead, also known as the Channa amphibeus, hadn’t had a recorded sighting since the last of the specimens was ...

A seal found crawling down a road in New Haven on Sunday turned some heads. It was only one of the strange animal encounters ...

Researchers have rediscovered a rare fish species presumed to be extinct after it was not seen for more than eight decades.

Massachusetts has its share of invasive water species. Here's what they are, why you should look out for them, and what to do ...

Having an aquarium full of freshwater fish at home is beautiful. Keeping an aquarium in your home benefits your health like reducing stress and lowering blood pressure. Freshwater tanks are easier to ...

In the century that followed, the snakehead was caught and identified a handful of times, sometimes mistaken for other ...

The snakehead’s head is “wedge-shaped ... researchers said. “Globally, freshwater fish are experiencing a range of stressors that have resulted in large-scale population declines, and ...