SAN DIEGO (KSWB/KUSI) — Researchers say they have discovered a new species of tropical fish during an expedition to remote islands off the Pacific coast of Mexico. Named the Halichoeres sanchezi ...

Flying fish can be seen jumping out of warm ocean waters worldwide ... There are at least 40 known species of flying fish. Beyond their useful pectoral fins, all have unevenly forked tails ...

Miles below, a deep-sea fish approached the camera’s bait ... Sure enough, the clips showed four different fish species swimming backward to navigate “obstacles on the seafloor,” such ...

Beneath the shimmering waters of the Red Sea, researchers uncovered a new and fascinating species of fish, one with a distinctively grumpy demeanor. Known as the grumpy dwarfgoby, this diminutive ...

Seahorses look and act quite unlike most other fish - for a start, swimming is not their forte. Discover the peculiar features, abilities and behaviours that make seahorses and their closest relatives ...

Palau reefs are hosts to over 300 species of coral, nine species of sea grass, and 2,000 species of fish. Each member of this ecosystem depends the others to survive. When one piece of the link is ...

The Serranidae family includes 475 species of fish—and any number are sold under the name sea bass. For cooking purposes, sea bass can be used interchangeably in recipes, but when in doubt ...