Modest Butterflyfish (Roa modesta)

Fish in the family Chaetodontidae. Expert care. Reef Safe with Caution.

Modest Butterflyfish

Quick facts

Scientific nameRoa modesta
FamilyChaetodontidae
Care levelExpert
Reef safetyReef Safe with Caution
TemperamentPeaceful
Dietomnivore
Adult size4 in
Minimum tank size75 gallons
Water parametersTemperature: 75-80°F (24-27°C) pH: 8.0-8.4 Salinity: 1.021-1.025
Feeding scheduleFeed 2-3 times daily

Appearance

Elongated, slender body (up to 100 cm) with silver-gray dorsal side fading to white ventrally. Distinctive dark blotches on lower flanks and a prominent black stripe along midline.

Diet and feeding

Zooplankton, small crustaceans, marine algae

Difficulty and care for the Modest Butterflyfish

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 infections, Fungal diseases

Origin and habitat

Roa modesta is naturally found in the eastern Pacific Ocean, primarily along the coastlines of Mexico and Central America, particularly in shallow waters from the intertidal zone down to approximately 50 meters depth.

Log Modest Butterflyfish 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 Modest Butterflyfish alongside everything else in your reef.