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Rock Beauty Angelfish (Holacanthus tricolor)

Find Rock Beauty Angelfish across reef-livestock retailers and from fellow hobbyists on ReefDock. Compare sources, check live pricing where available, and review source-tank parameters on Reef-Trak-verified fish listings before you buy.

Rock Beauty Angelfish
Photo: Roban Kramer · CC BY-SA 2.0
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Where to buy Rock Beauty Angelfish

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

  • Saltwaterfish

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    Search Saltwaterfish
  • Amazon

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  • Petco

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About Rock Beauty Angelfish

The Rock Beauty Angelfish is a striking pomacanthid with a bright yellow face and anterior body, a dark purple to black posterior body and fins, and a distinctive orange ring around the eye. The body is laterally compressed and oval, reaching up to 9 inches in length, with a steep, rounded forehead profile.

Key facts

Origin
Western Atlantic, primarily the Caribbean and Gulf of Mexico, ranging from Florida and the Bahamas south to Brazil and throughout the Caribbean coral reef systems.
Aka
Chabelita Tricolor
Common Health Issues
Marine ich, Fin Rot, Swim Bladder Disorder, Bacterial Infections, Parasitic Infestations
Care Requirements
• Minimum 125 gallon tank with excellent water quality, strong circulation, and live rock refugia • Temperature range 72–82°F, pH 8.1–8.3, salinity 1.020–1.025 • Aggressive toward other angelfish and similar-bodied species; territorial and semi-aggressive toward small, delicate fish • Feeds on corals, sponges, and tunicates in the wild; not reef compatible and will nip at coral polyps and invertebrates • Highly sensitive to copper-based medications and sudden changes in water parameters; requires mature, stable systems
Care Level
Expert
Max Size
9
Min tank size
125 gallons
Feeding Schedule
2-3 times daily
Diet Details
In captivity, offer a varied diet of high-quality angelfish preparations, finely chopped meaty foods (such as mysis shrimp and brine shrimp), and ample vegetable matter including spirulina-based foods and macroalgae.
Diet
omnivore
Difficulty Level
The Rock Beauty is a challenging aquarium species requiring expert-level care. It is notoriously difficult to acclimate to captivity and is prone to stress-related diseases, parasites, and feeding issues even in well-established systems.
Temperament
Semi Aggressive

Looking for a hobbyist seller?

ReefDock's marketplace lets reef-keepers sell fish directly to other reef-keepers with Stripe-secured checkout and live-arrival photo confirmation. Browse current fish listings on ReefDock, or list your own.

Verify the source tank before you buy

ReefDock is the sister app to Reef Trak. Sellers who maintain a Reef Trak tank log can publish source-tank parameters on eligible fish listings — so you can see the conditions a fish was raised in before you buy. Log this fish on Reef Trak.

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