Home > Invertebrates > Shells > Tritons > Charonia tritonis

Updated 10/19/2025

Family Charoniidae

INDO-PACIFIC / HAWAII

TROPICAL EASTERN PACIFIC

Charonia tritonis



Hawaii, 365mm
(David Lum collection)

Kure Atoll, NWHI, 40 feet

 

Moon Beach, Okinawa, 15 feet

Feeding upon Crown-of-thorns, Lana'i

 

TRITON'S TRUMPET    Pu

Uncommon on high-relief reefs deeper than 10 feet, where overcollecting hasn't eradicated the population.  They prey upon coral-killing sea stars and sea cucumbers.  A trumpet is created by removing the apex.  Attains 19.3 inches, 490 mm.  Red Sea to Hawaii, Japan, Pitcairn, Cocos Island, and the Galapagos.  Member of a worldwide species complex.