Deep Sea Profile
Deep-red jellyfish that are remarkably common in the bathypelagic zone.
Frequently Asked Questions
Why are they red?
To be invisible; red light is gone at these depths, so they look completely black.
Poralia rufescens

Image via Wikimedia Commons
500–2,000 m (1,600–6,500 ft)
Up to 5 cm (2 in)
Midwater
Small crustaceans
"I am named for my reddish, raspberry-like coloration."
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Start QuizDeep-red jellyfish that are remarkably common in the bathypelagic zone.
To be invisible; red light is gone at these depths, so they look completely black.