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. It’s ...

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's midnight ...

From a research vessel in the Pacific Ocean, scientists watched the feeds of several cameras sitting on the seafloor. Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, ...

in a “rare” sighting, a sperm whale was observed swimming into the mouth of a river in Ireland. Just a few dozen sperm whale sightings have been made off the coast of Ireland since 1990, according to ...