A team of marine biologists in Tenerife, Canary Islands, have caught on video a rare black devil fish for the first time in ...

Note – a larger tank (at least 20 gallons) is often better for tropical fish, as it provides more swimming room and makes it easier to maintain stable water conditions. Make sure you position ...

The Aquarium of the Pacific in Long Beach has rescued nearly 600 endangered tidewater goby fish that were impacted by ash and chemicals from the Palisades Fire.

housing around 1,500 tropical fish. Photos: Zuma Press Video from around the world on the latest news developments, with insight from Wall Street Journal editors and reporters.