Caption: An octopus cyanea hunting with a blacktip grouper on one side and a gold-saddle goatfish (‘blue goatfish’) on the other. An octopus patrols a shallow reef, searching for food–and it’s not ...

Risky business: But some fish can adapt We studied five tropical fish species and two temperate species across a 2,000km stretch of Australia's east coast, from the tropics to the cold temperate south ...

A Dutch lock is closed for the spring, and its employees want you to tell them when migrating fish come knocking by ringing a ...

Freshwater trout migrations typically span just a few hundred yards and tens of miles. They’re not covering the distance that their anadromous relatives do, but they, too, will seek out new water for ...

GLENDALE, Wis. - A fish passage built along the Milwaukee River in Glendale's Kletzsch Park is now open to help native fish move upstream. It's a boon for fishermen – and for fish, especially for ...

Sometimes less is more. Researchers accurately modeled dynamic fish schooling by incorporating the tendency of fish to focus on a single visual target instead of the whole school, as well as other ...