There’s a stereotype that keeping saltwater fish tanks is very difficult. Maybe this was true once. Now it’s much easier ...

A solitary sunfish at an aquarium in Japan lost its appetite, began banging into the side of the fishtank and appeared unwell ...

Here is how to convert a saltwater tank to freshwater. After moving all living creatures out of your saltwater tank, turn off all the electric-powered accessories, such as aquarium powerheads, lights, ...

In this photo released by Shimonoseki Marine Science Museum "Kaikyokan," a sunfish swims near cardboard cutouts of people in uniforms at Kaikyukan in Shimonoseki, Yamaguchi prefecture, southern ...

yellow fish swims with a light blue isolated background. Muslim woman in a national headscarf feeds fish in an aquarium... a Muslim woman in a national headscarf feeds fish in an aquarium at home ...

TOKYO (AP) — A solitary sunfish at an aquarium in southwestern Japan lost ... its keepers hung their uniforms and set up human cutouts outside the tank. The next morning, the sunfish ate for ...