In 1999, researchers captured the first confirmed footage of a deepsea anglerfish — bobbing around belly-up just above the ocean’s floor. Now, more than two decades later, scientists can say ...

Fish often swim at the top of the tank when they’re seeking oxygen. The highest oxygen levels are usually near the surface, ...

Swimming together lets fish move faster while expending less energy. We have always suspected that fish can make enormous energy savings by swimming in groups, and now we have the proof.

Fish display distinct individual behaviors when swimming to find food A high-throughput sense-of-smell test highlights the individual behavioural responses of blind and sighted fish to different ...

Like Olympic cyclists, fish expend less effort when swimming in tight groups than when alone. The finding could explain why some species evolved to move in schools. By Katrina Miller You’ll ...