Invertebrate · GBIF taxon 5192644
Giant Triton Snail
Charonia tritonisAlso known as Triton's Trumpet, Giant Triton, Pacific Triton
Giant triton snails stalk Indo-Pacific reefs using acute chemoreceptors to track the scent of echinoderms across sand flats and coral heads. Upon overtaking prey, the hunter grips victims with a muscular foot, files through calcified defenses using a serrated radula, and injects neutralizing saliva containing sulfuric acid. Their appetite for coral-munching crown-of-thorns sea stars makes them indispensable keystone guardians of fragile tropical barrier reefs.
MarineCarnivorousReef Dweller
—observations
—countries
—peak records
Not EvaluatedConservation statusIUCN Red List categoriesLCNTVUENCREWEXNot Evaluated — not placed on the risk ladderRed List categories, explained →
Diet & prey
- Crown-of-thorns starfish
- Cushion star
- Sea urchins
Predators
- Large octopuses
- Reef sharks
- Large stingrays
ThreatsOvercollection for shell trade, reef degradation, ocean warming
HabitatsCoral reefs, rocky subtidal reefs, and sandy lagoons
Life span10–20 years
Size / weightNot available
Classification
- FamilyCharoniidae
- SpeciesCharonia tritonis
Range data is not available yet.
Interaction riskLow
- Low
- Moderate
- High
- Very high
- Why interaction risk is low
- Harmless to humans; safe to observe at a respectful distance.
- What to notice
- Look for a massive, pointed spindle shell patterned with cream, brown, and tan crescents nestled among coral rubble.
- Support conservation
- Maintain neutral buoyancy to avoid touching the snail or crushing surrounding corals, and report any illegal harvest to local marine authorities.
Responsible observation
- Diving Etiquette: Admire snails in place on the reef without handling or lifting them from the substrate.
- Shell Collecting: Never take live snails or empty triton shells, as both are strictly protected in many marine reserves.
Help improve the field guideSomething wrong?
Checking your Fauna account…Report a name, category, or profile issue for review.




