A humpback whale diving under the ocean’s surface, cownose rays approaching menhaden bait fish, and a spinner shark on the ...

Underwater Photography Guide held a photo contest in 2020 called "Ocean Art Safe Under the Sea." The winning image was taken by photographer Edwar Herreno at a shark nursery in Ecuador.

The first two answers were straightforward. Male croakers are one of many marine fishes that make underwater sounds. Their ...

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

It’s a nutrient-rich underwater landscape — more than 3.1 million acres — with ancient volcanos and deep canyons, where deep-sea corals are thousands of years old and woolly mammoth bones ...

How do fish produce underwater sounds? According to Chris, fish make a variety of sounds in myriad ways. One mechanism, used by a family of marine fishes aptly called drums, is to inflate the swim ...

About 900 miles off the coast of Chile, scientists have discovered an underwater mountain home to "pristine ecosystems" they believe host at least 20 previously unknown species. The team mapped a ...