Cnidarian

Atolla jellyfish

Atolla wyvillei

PacificAtlanticIndianSouthernArctic Found in 4 oceans

Deep waters of all oceans, from the tropics to the Antarctic

Depth

500 to 4,000 m

Size

Bell 3 to 20 cm in diameter

Diet

Crustaceans, plankton

Zone

Midnight zone · 1,000 m and deeper

Key facts

• When attacked, it sets off a whirl of blue light: a burglar alarm that draws larger predators toward its attacker.
• In 2019, a lure mimicking Atolla drew a giant squid in front of the cameras, in the Gulf of Mexico.
• One of its tentacles is much longer than the others.

Verified sources

1. WHOI - About Atolla jellyfish
2. Live Science - Live giant squid video (2019)
3. SeaLifeBase, Atolla wyvillei

In the game: To observe

In the same zone

FangtoothAnoplogaster cornuta Stoplight loosejawMalacosteus niger Pelican eelEurypharynx pelecanoides Humpback anglerfishMelanocetus johnsonii Greenland sharkSomniosus microcephalus ChimaeraHydrolagus sp.