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Yellow Tunicate (Rhopalaea abdominalis)

Find Yellow Tunicate across reef-livestock retailers on ReefDock. Compare sources, check known pricing where available, and review care information before you buy.

Yellow Tunicate
Photo: (c) Robin White, some rights reserved (CC BY), uploaded by Robin White · cc-by
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Where to buy Yellow Tunicate

ReefDock searches the following reef retailers for this invertebrate. Click through to see the live price.

  • Saltwaterfish

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  • Amazon

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  • Petco

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About Yellow Tunicate

A small, solitary tunicate with a bright yellow to golden body, typically barrel-shaped. It has two distinct siphons (inhalant and exhalant openings) at the top and attaches to substrate via a tunic base.

Key facts

Care Level
Moderate
Family
Rhopalaeidae
Max Size
2
Diet Details
Filter-feeder that consumes phytoplankton, zooplankton, and organic particles from the water column. Requires regular feeding with quality phytoplankton supplements in established systems.
Category
Other
Origin
Indo-Pacific region, including waters around Indonesia, Philippines, and the Great Barrier Reef.
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
Compatibility
Yellow tunicates are peaceful filter-feeders that coexist well with most fish and invertebrates. They require stable conditions but do not prey on tank-mates or compete aggressively for space.
Type
Other
Appearance Description
A small, solitary tunicate with a bright yellow to golden body, typically barrel-shaped. It has two distinct siphons (inhalant and exhalant openings) at the top and attaches to substrate via a tunic base.
Min tank size
30 gallons
Water Parameters
Temperature: 72-78°F pH: 8.1-8.3 Salinity: 1.023-1.025

Research before you buy

ReefDock is the sister app to Reef Trak. Use Reef Trak to research and log invertebrates, keep tank parameters organized, and maintain a complete livestock history. Log this invertebrate on Reef Trak.

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