Two years ago, zoologist Khlur Baiaineh Mukhim spotted something intriguing in a stream in a remote underground cave in India ...

The common green swordtail has a brown or red midlateral ... You can keep the swordtail in a community tank with other tropical fish. Popular tank mates for the swordtail include angelfish ...

Squiggle-striped green mandarins prefer to spawn just before ... But Rhyne and other breeders concede that it’s unlikely all aquarium fish will be raised in captivity because some are just ...

Scientists have discovered a new fish species in India that uniquely survives both underground and above ground.

Before that, the rotunda housed a rock garden and sunken tropical pool ... elegant school of porcelain fish that shimmers in a blend of natural light and soft blue-green accents.

Charlie Martin, an assistant professor at South Alabama, has been tracking the range of tropical fish like snook. So far, researchers tell AL.com, Alabama is only adding species. That’s been a ...