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Coral ReefFish

Lionfish

Pterois volitans

A striped ambush hunter armed with venomous spines.

Lionfish drift over reefs behind a spectacular fan of striped fins. They corner small prey with those fins, then gulp it into a rapidly opening mouth.

Find this SeaPal in the card gallery
SeaRealm card featuring Lionfish

From field guide to game table

Bring this Lionfish home

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2 decks

Quick dive

Creature passport

Home
Native Indo-Pacific reefs; also invasive on western Atlantic and Caribbean reefs.
Favorite foods
Small fishes, shrimp, and crabs swallowed whole.
Size check
Up to about 18 in (46 cm) — longer than a laptop

Tell-your-friends facts

Four wonderfully wild things

  1. 1

    The venom is delivered by spines, not by biting.

  2. 2

    A lionfish can spread its pectoral fins like a hunting net.

  3. 3

    Its mouth creates suction that pulls prey inward.

  4. 4

    Atlantic lionfish descended from aquarium releases outside their native range.

Ocean superpower

Built to be amazing

Venomous fin spines discourage predators while wide fins help trap prey.

Junior scientist tip

What should I look for?

Keep your distance from red-brown stripes and a crown of long spines.

Grown-up research links

We used trusted science organizations to check this profile.