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Cherub Angelfish

Centropyge argi

Also known as: Cherubfish, Cherub Pygmy Angelfish, Pygmy angelfish

The Atlantic's tiniest angel, bold in color and personality despite its small size.

Cherub Angelfish
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About

The cherub pygmy angelfish (Centropyge argi) is one of the smallest marine angelfish you'll encounter in the hobby, but it punches well above its weight in personality. Native to the western Atlantic, from Bermuda and Florida down through the Caribbean and Gulf of Mexico to French Guiana, it lives naturally among rubble zones and rocky areas, darting into crevices the moment anything startles it. That same skittishness shows up in new tank introductions. Expect your cherub to spend a fair amount of time tucked into the rockwork at first, though most individuals settle down once they feel secure. In the wild, pairs share a home range without actively defending it as exclusive territory, which is a useful thing to know when planning tankmates. The bigger behavioral concern is aggression toward other dwarf angels. The cherub is generally peaceful with unrelated species but tends to be a real problem for any other Centropyge sharing the same space. For that reason, it's usually best added last to an established system. A well-structured reef with plenty of hiding spots suits it well. Diet in captivity centers on algae and meaty foods, and while it rates as intermediate in care, a reasonably experienced keeper with a mature setup should find it manageable.

Frequently asked questions

How big does the Cherub Angelfish get?
The Cherub Angelfish reaches about 2–3" as an adult.
What size tank does the Cherub Angelfish need?
A minimum of 30 gallons is recommended for the Cherub Angelfish.
What water parameters does the Cherub Angelfish need?
The Cherub Angelfish does best with a temperature of 72–82°F, a pH of 8–8.4.
Is the Cherub Angelfish aggressive?
The Cherub Angelfish is generally peaceful and suits a community tank with similarly calm tankmates.
What does the Cherub Angelfish eat?
The Cherub Angelfish is an omnivore. It does well on a varied diet of quality flake or pellet plus occasional frozen or live foods.
How long does the Cherub Angelfish live?
With good care, the Cherub Angelfish typically lives 2-5 years.
Is the Cherub Angelfish reef safe?
The Cherub Angelfish is generally considered reef safe.