Sea sponges launch slow-motion snot rockets to clean their pores

Time-lapse video reveals the surprising way debris-filled mucus moves out of a sponge’s body

A pink Caribbean tube sponge in the midst of a reef with tiny fish swimming around it

Sea sponges don’t look like the most active of creatures. But a new study shows how some sponges, like this pink Caribbean tube sponge (Aplysina archeri), are constantly “sneezing” out a mucusy goo.

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The next time you spot a sea sponge, say “gesundheit!” Some sponges regularly “sneeze” to clear debris from their porous bodies.