Deep-sea fish are animals that live in the darkness below the sunlit surface waters, that is below the epipelagic or photic zone of the sea. The lanternfish is, by far, the most common deep-sea fish.

Check out the most fascinating and bizarre deep-sea fish the planet has to offer. Location: Indian Ocean, Pacific Ocean, Gulf of Mexico and Atlantic Ocean The "hairs" on the frogfish are actually ...

Miles below, a deep-sea fish approached the camera’s bait then, changing its mind, swam backward to escape. The footage turned out to be a first-of-its-kind sighting — but it wasn’t the last.