A deep-sea anglerfish was recently spotted swimming in broad daylight in the Canary Islands. The sighting is rare as the fish typically stays in the depths of the ocean below the sunlight zone.

A deep-sea anglerfish was recently caught on camera in a rare moment, delighting social media users while scaring others with its appearance. It was seen near the Canary Islands.

In the depths of Earth's briny waters lurk some truly strange deep-sea creatures Rare and remarkable deep-sea creatures ...

MBARI researchers have discovered a remarkable new species of sea slug that lives in the deep sea. Nicknamed the "mystery mollusc," the nudibranch Bathydevius caudactylus swims through the ocean ...

MBARI researchers have discovered a remarkable new species of sea slug that lives in the deep sea. Bathydevius caudactylus swims through the ocean’s midnight zone with a large gelatinous hood and ...

The backward-swimming deep-sea fish typically measured between 1 and 2 feet in length and were seen at depths of roughly 2.8 miles to 4 miles down, the study said.

The vampire squid is a small deep-sea creature that lives in low-oxygen tropical and temperate oceans. It survives using ...

An oddly shaped deep-sea fish recently washed up on an Oregon beach, catching the attention of a local aquarium. The Seaside Aquarium identified the fish as a longnose lancetfish.