Scientists who study lakes and ponds (called limnologists) look at a handful of key features to determine if a pond is healthy, including: ...

Beneath the surface of a black mud pond was a shocking discovery—a rare fish still alive in the muck. Pulling it from the dark water revealed an incredible survivor. This video captures the ...

Roblox's "Own a Fish Pond" has become an instant hit for aquarium fans. The addictive game lets players purchase fish eggs from stores, raise them in their pond, and sell the grown fish at a profit.