Looking to add some diversity to your fish tank? Turn your attention to freshwater crustaceans. Not only are these ...

The giant freshwater stingray may be the ... The rays have also been targeted for the burgeoning aquarium trade, though it is now illegal to fish for stingrays in Thailand.

Fish swim inside the freshwater aquarium that is part of “Wonder of Water” at the Shedd Aquarium. “To have fish that we had of that size producing that much waste, the necessary filtration ...