Sphoeroides annulatus reaches 43 cm. East Pacific pufferfish (Tetraodontidae) from Mexico to Peru with brown-yellow to olive-brown body with distinctive blue-turquoise to electric-blue concentric rings on back (hence annulatus), white belly, small dermal spines. Lives from 3 to 90 m on rocky reefs and sandy bottoms. Nocturnal, predator of crustaceans and mollusks. Toxic flesh (tetrodotoxin) but locally consumed with preparation. Sea of Cortez and Galapagos dive photo subject for its graphic patterns.
Frequently asked questions
How big is the Bullseye puffer?
Bullseye puffer (Sphoeroides annulatus) reaches 20–43 cm in length.
At what depth can you find the Bullseye puffer?
Bullseye puffer is found between 3–90 m deep.
Is the Bullseye puffer dangerous to divers?
Danger level: Harmless.
What is the conservation status of the Bullseye puffer?