So you've used new stackable props to create a thriving fish metropolis of wonder and might, but maybe your tank still just doesn't feel right. Maybe you still need to find that one special fish.

EAST RUTHERFORD — There's a new resident in the Meadowlands: An endangered fish native to Australia that can grow up to 400 pounds has found a home at New Jersey Sea Life Aquarium. The green-blue ...

Bluestreak cleaner wrasse are small, territorial fish that aggressively fend off intruders. But when they have access to a mirror, the fish size themselves up before deciding whether or not to fight.

Imagine being submerged in the ocean. As one watches the flickering light penetrate the water, the dancing rays of light seem to make a beeline for the bottom of the ocean, pulling one’s curiosity ...

The slingjaw wrasse, Epibulus insidiator, is a species of wrasse with an astounding jaw. Its mouth can extend over half the length of the fish's body. The fish can protrude its jaws longer than any ...

A rainbow-coloured fish that lives on "twilight zone" reefs off the Maldives has finally been recognised as a new species, more than two decades after its discovery. The rose-veiled fairy wrasse was ...

Hong Kong, the bustling entry point of East Asian commerce, is the hub of the global live fish trade. Not all the fish found there end up in home aquariums. Some fish, like the giant grouper, humphead ...

Aquarium enthusiasts are often on the lookout for colorful and exciting species that they can raise in their personal tanks. Rainbowfish are a broad category of fish that meet these requirements. The ...