A dead oarfish spotted along the Southern California coast marks the state's third sighting of the so-called "doomsday fish" this year.

The doomsday fish got its name because it looks like a mythical sea creature, with a long, ribbon-shaped body that can grow up to 30 feet.

Another oarfish has made its way from the deep sea to the coast of San Diego County in Southern California. Scripps Institution of Oceanography researchers stumbled upon the rare fish, considered the largest vertebrate in the world’s oceans,