After an initial sighting almost a quarter century ago, scientists from the Monterey Bay Aquarium Research Institute have revealed a deep-sea discovery for the ages. On Monday, MBARI researchers announced the existence of an entirely new species of sea slug that lives in the deep waters off Monterey Bay known as the “midnight zone.

More than two decades after spotting a mysterious, gelatinous, bioluminescent creature swimming in the deep sea, California researchers this week announced that it was a new species of sea slug

Monterey Bay Aquarium Research Institute scientists have discovered Bathydevius caudactylus, a new species of glowing sea slug that lives deep in the ocean.