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 ...

Swimming in schools makes fish surprisingly stealthy underwater, with a group able to sound like a single fish. The new findings by Johns Hopkins University engineers working with a high-tech ...

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 ...

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

In the deep ocean, where sunlight never reaches, and food drifts down like confetti, survival is less about speed and more about strategy. Take, for example, the tripod fish, a creature that can swim ...

When you think about climate change in our oceans, you may picture coral bleaching, melting sea ice, or extreme weather events. But beneath the ocean's surface, another quiet shift is underway.