Queen Angelfish: Identification, Care, Price and Rarity

The queen angelfish, Holacanthus ciliaris, is a large marine angelfish of western Atlantic coral reefs, found from Florida, the Gulf of Mexico and the Caribbean south to Brazil and out to Bermuda (Wikipedia). The Florida Museum says it is most abundant in the Caribbean and lives near the bottom, alone or in pairs, from shallow water down to about 70 m (230 ft), where there is too little light for corals.

Adults reach 45 cm (18 in) and 1,600 g (56 oz) (Wikipedia; Florida Museum). The body is broad, flat and oval, with blue-green scales edged in yellow, a bright yellow tail and yellow pectoral and pelvic fins.

Look at the forehead first. The queen has a dark spot ringed and dotted with bright blue that looks like a crown; the closely related blue angelfish, Holacanthus bermudensis, does not (Florida Museum; Wikipedia). Then check the tail: all yellow on the queen, not on the blue angelfish.

• Adults: crown on the forehead, entirely yellow tail, stronger iridescence than the blue angelfish (Florida Museum)
• Juveniles: dark blue with bright blue vertical bars and a yellow chest area (Wikipedia). Queen juveniles have curved bars; blue angelfish juveniles have straighter ones (Florida Museum).
• Hybrids: queens and blue angelfish interbreed, and the fertile hybrid is sold as the Townsend angelfish (Wikipedia). A fish with a partial crown or a partly yellow tail may be one.

Photograph the forehead and the whole tail in good light. FishLens can suggest a match from a photo, but the crown and tail are the marks to confirm by eye.

Not in the wild. The IUCN assessed the species as Least Concern in 2010 (Wikipedia), and the Florida Museum describes it as most abundant throughout the Caribbean.

What makes it feel rare is the aquarium market. Wikipedia notes that it is highly valued in the trade and that Brazil was the main exporter, with 43,730 fish traded between 1995 and 2000. On 25 September 2026 every size on LiveAquaria's listing was sold out, and prices run into the hundreds of dollars (see below).

They are semi-aggressive: both LiveAquaria and KP Aquatics use that label. KP Aquatics warns that small queens and blue angelfish should not be kept together because they will fight, and that queens pick at corals and invertebrates. LiveAquaria rates them reef compatible only with caution, because they are prone to nipping corals and clam mantles.

In the wild, adults are mostly sponge eaters: Wikipedia puts sponges at 68 to 90% of the diet depending on location, with tunicates, jellyfish, corals, plankton and algae making up the rest. That diet is one reason they are not safe with reef invertebrates.

Yes, but only in a very large marine tank, and the retailers disagree on how large. KP Aquatics gives a 100-gallon minimum; LiveAquaria gives 250 gallons, rates the fish Moderate care and notes that captives often suffer from incorrect water and diet. With a fish that reaches 18 inches, the larger figure is the safer plan.

LiveAquaria's stated conditions:

• Water: 72 to 78 F, pH 8.1 to 8.4, dKH 8 to 12, specific gravity 1.020 to 1.025
• Food: an omnivore diet including Spirulina, marine algae, angelfish preparations and mysis or frozen shrimp, fed at least three times a day
• Setup: live rock and plenty of hiding places

Wikipedia adds that juveniles adapt to captive diets better than adults. KP Aquatics notes its fish are net-caught in the Florida Keys and are long-lived in captivity.

Retail prices checked on 25 September 2026:

• KP Aquatics: small, 1.75 to under 3 inches, $149.00; medium, large and XL (up to 8 inches) listed at $149.00 to $329.00
• LiveAquaria: $218.99, with every size from 1 inch to 7 inches sold out on that day

Prices change with size, season and supply, so treat these as a snapshot rather than a guide price.

Queen angelfish live in small harems: a male holds a territory with two to four females (Wikipedia). They spawn year-round, around the full moon, with the pair rising in the water to release eggs and sperm together (Florida Museum). A female releases 25,000 to 75,000 eggs a day; the transparent eggs hatch in 15 to 20 hours, and the young settle on the reef at three to four weeks old, about 15 to 20 mm long (Wikipedia).

Juveniles work as cleaners, running cleaning stations where they pick parasites off larger fish (Wikipedia; Florida Museum).

The species is collected for aquariums rather than eaten. The Florida Museum notes that eating it carries a risk of ciguatera poisoning; if anyone becomes ill after eating reef fish, seek medical care, and in the US call Poison Control at 1-800-222-1222.

Research and drafting for this page were assisted by AI and checked line by line against the sources listed below. Every number names the organisation it comes from, and where sources disagree we say so instead of picking one silently. Prices are given with the date we checked them (25 September 2026); they change, so confirm before you rely on them. If you find an error, tell us and we will correct it.