Barreleyes, also known as spook fish (a name also applied to several species of chimaera), are small deep-sea argentiniform fish comprising the family Opisthoproctidae found in tropical-to-temperate waters of the Atlantic, Pacific, and Indian Oceans. [1][2][3][4]

Meet the barreleye This peculiar fish is known for its strange eyes — two bright green upward-pointing orbs that are visible through the transparent dome on its forehead. The upward-pointing eyes are able to spot prey above them in the water column but can rotate forward when needed.

The barreleye (Macropinna microstoma) is a small deep-sea fish with a dome-shaped transparent head that contains glowing green eyes. This family of fish has been found in the Bering Sea and off the coast of Baja California, but there have only been a handful of sightings.

Apr 14, 2023 · Barreleye fish are decidedly mysterious fish with strange eyes. These fish can be found in the northern Pacific Ocean, although it’s not exactly easy to spot one.

Aug 5, 2023 · Barreleye fish (Macropinna microstoma) can rotate their eyes to track prey. (Image credit: © 2004 MBARI) Why it's awesome: As their name suggests, barreleye fish have really weird tubular eyes...

Jan 26, 2022 · Barreleye fish (Macropinna microstoma), also known as spookfish, are one of those deep-sea species that looks otherworldly. They’ve got transparent heads that reveal their eyes, brains, and other organs, making them a fascination of ocean scientists for generations.

Barreleye fish have transparent heads and barrel-shaped eyes, enabling vision in near-total darkness. They inhabit the deep waters of all oceans. Also known as Spook Fish, this group of Barreleye fish are named for the shape of their eyes, which resemble tubes or barrels.