Fish use nearly twice as much energy to hover as to rest, revealing that staying still in water is anything but effortless.

Hovering fish aren’t loafing—they burn twice resting energy to make micro-fin tweaks that counteract a natural tendency to ...

Fish make hanging motionless in the water column look effortless, and scientists had long assumed hovering was a type of rest ...

Fish make hanging motionless in the water column look effortless, and scientists had long assumed that this meant that it was ...

The feasibility of Doppler radar measurement of physiological data from fish is demonstrated with a simple radar system. Detected motion includes body movement (locomotion), fin movement and other ...

Using aquariums behind a fake wall and placing frames around the visible side of the aquariums creates a stunning display of ...

Fish are fragile, Bashkov said, and the incremental cooling makes sure the beluga don’t go into shock. Farmers also withhold food, so any waste is flushed from the sturgeon ahead of time.

A bizarre sight greeted a homeowner in Yangon, Myanmar, on June 21 when heavy flooding turned her living room into a makeshift aquarium. Dozens of small snakehead fish were seen gliding through ...

If you’re setting up an aquarium and want companions that will be with you for years, longevity matters.

In this video, we take down an old pool pond and install a new 3000-gallon saltwater system.