Sargassum Triggerfish (Xanthichthys ringens)

Fish in the family Balistidae. Moderate care. Not Reef Safe.

Sargassum Triggerfish

Quick facts

Scientific nameXanthichthys ringens
FamilyBalistidae
Also known asCocuyo
Care levelModerate
Reef safetyNot Reef Safe
TemperamentSemi Aggressive
Dietomnivore
Adult size9 in
Minimum tank size100 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.02-1.025
Feeding schedule1-2 times daily

Appearance

A small triggerfish with variable coloration typically yellowish to olive-brown with dark spots and reticulated patterns. Distinctive features include a moderately deep, compressed body and the characteristic triggerfish locking dorsal spine mechanism.

Diet and feeding

Feed a varied omnivorous diet of mysis shrimp, small crustaceans, and quality marine flakes. Supplement with vegetable matter occasionally. Feed 1-2 times daily in small portions.

Difficulty and care for the Sargassum Triggerfish

Moderate - Requires some experience due to specific dietary water or tank requirements. Best suited for intermediate aquarists.

Common health issues

Marine ich, Fin rot, Swim bladder disorder, Bacterial septicaemia, Velvet disease

Origin and habitat

Western Atlantic from Florida and Bahamas through the Caribbean to Brazil, typically found in Sargassum mats and weed-line habitats.

Log Sargassum Triggerfish in your reef tank

Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Sargassum Triggerfish alongside everything else in your reef.