Ocean Triggerfish
Canthidermis sufflamen
A tough-skinned drifter with a lockable fin trigger.
Ocean triggerfish are sturdy, deep-bodied fishes that roam warm open water and gather near floating objects. A locking spine on the back gives the whole triggerfish family its name.
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From field guide to game table
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- 1 copy
Ready-to-play deck
Open Ocean Deck
Includes 1 card featuring Ocean Triggerfish.
Quick dive
Creature passport
- Home
- They occur across warm Atlantic open water, reefs, and floating Sargassum communities.
- Favorite foods
- They eat zooplankton, small crustaceans, mollusks, and other drifting animals.
- Size check
- Up to about 26 in (65 cm)—roughly two rulers long
Tell-your-friends facts
Four wonderfully wild things
- 1
Thick, leathery skin is covered in rough diagonal scale plates.
- 2
Each jaw has eight strong outer teeth for crunching tough food.
- 3
The pelvic fins are reduced to a small set of armored-looking scales.
- 4
Young ocean triggerfish often shelter beneath floating seaweed or debris.
Ocean superpower
Built to be amazing
The first dorsal spine locks upright until a smaller trigger spine releases it.
Junior scientist tip
What should I look for?
Spot a dark gray, deep body with a black patch at the pectoral-fin base.
Grown-up research links
We used trusted science organizations to check this profile.