Cnidarian

Giant phantom jelly

Stygiomedusa gigantea

PacificAtlanticIndianSouthernArctic Found in 4 oceans

All oceans except the Arctic, including near the Antarctic Peninsula

Depth

Down to about 6,600 m

Size

1 m bell, arms up to 10 m

Diet

Plankton, small fish

Zone

Midnight zone · 1,000 m and deeper

Key facts

• It has no stinging tentacles but four ribbon-like arms.
• It has been seen only about a hundred times in more than a century.

Verified sources

1. DIVE – Rare giant jelly filmed in midnight zone (MBARI)
2. Wikipedia – Stygiomedusa

In the game: To observe

In the same zone

Deepstaria jellyfishDeepstaria enigmatica Firework jellyfishHalitrephes maasi Green bomber wormSwima bombiviridis SquidwormTeuthidodrilus samae Black dragonfishIdiacanthus atlanticus Black swallowerChiasmodon niger