Imagine plunging into the mysterious depths of the ocean, surrounded by shimmering scales, undulating fins, and creatures ...

Imagine looking into a mirror and seeing a distant aquatic ancestor staring back at you. It sounds unbelievable, almost ...

Montgomery Parks and Maryland Transit Administration (MTA) completed a new fish passage project at the stream underpass of ...

Researchers discovered tiny features on sculpins' fins which may enable them to cling firmly in harsh underwater environments.

Invasive fish species is known for breathing on land, 'walking' to new water. It harms nature in Mississippi; kill it on ...

After netting about 900 trapped fish, biologists moved them upstream to an ice-free area of the Snake River in Grand Teton ...

Two to three hundred Tillamook County residents assembled at Whiskey Creek Fish Hatchery on April 12, for the annual ...

Adipose fins are small, fleshy and usually not as elaborately structured as other fins. Although some 6,000 species of fish—including trout, catfish, and salmon—have them, relatively few researchers ...

Their streamlined torpedo shape helps them gather enough underwater speed to break the surface, and their large, wing-like pectoral fins get them airborne. Flying fish are thought to have evolved ...

It may be confused with the native bowfin, but the snakefish has small and sharp jaw teeth along with much longer fins. The state recorded its fourth-ever case of the predatory fish last June, and ...

The flamboyant fish that is one of the deadliest sea animals is the lionfish ...