Bluestreak Cleaner Wrasse

Superpower

Runs a cleaning service so trusted that sharks and groupers wait their turn.

At a glance

Size

typically 10 cm, up to 14 cm

Lifespan

4–7 years

Depth

1–40 m

Habitat

Coral reefs, at fixed 'cleaning stations'.

Diet

Parasites, dead skin and mucus picked off other fish.

Can I eat it?

No — this one is not eaten.

Fun facts

• •It eats parasites off other fish at dedicated 'cleaning stations'.
• •Even big predators stay calm and never eat the cleaner.
• •A 'cleaning dance' tells clients it is open for business.