Yellow Tunicate (Rhopalaea abdominalis)

Invertebrate in the family Rhopalaeidae. Moderate care. Reef Safe.

Yellow Tunicate

Quick facts

Scientific nameRhopalaea abdominalis
FamilyRhopalaeidae
Care levelModerate
Reef safetyReef Safe
TemperamentPeaceful
Adult size2 in
Minimum tank size30 gallons
Water parametersTemperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025

Diet and feeding

Filter-feeder that consumes phytoplankton, zooplankton, and organic particles from the water column. Requires regular feeding with quality phytoplankton supplements in established systems.

Origin and habitat

Indo-Pacific region, including waters around Indonesia, Philippines, and the Great Barrier Reef.

Keeper notes

• Minimum 30 gallon tank • Requires stable water conditions with temperatures 72–78°F and pH 8.1–8.3 • Place in moderate flow areas; avoid strong direct currents • Feed small phytoplankton and zooplankton via target feeding or dosing • Sensitive to copper, pesticides, and sudden parameter changes

Log Yellow Tunicate 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 Yellow Tunicate alongside everything else in your reef.