The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

Invasive sea lampreys prey on most species of large Great Lakes fish such as lake trout, brown trout, lake sturgeon, lake whitefish, ciscoes, burbot, walleye and catfish. These species are crucial to ...

Multiple shark species are home to the Caribbean Sea, helping to create healthy marine ecosystems. The great hammerhead shark possesses a unique profile that creates specific tracking challenges for ...

When you think of great swimmers, animals like dolphins, fish, or penguins probably come to mind. But the animal kingdom is full of surprises, and many creatures you’d never expect to navigate well ...

In a towering aquarium in a darkened laboratory, moon jellyfish (Aurelia aurita) hover as if floating in space. The glow of neon lights illuminates their translucent, bell-shaped bodies as they expand ...

Members of the Navy's elite Sea Salvage and Rescue Unit sing a martial song as they swim in the sea off a naval port in the southeastern city of Changwon on Jan. 22, 2025, as part of their cold ...