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Gray Angelfish (Pomacanthus arcuatus) photographed underwater

Gray Angelfish in Cozumel

Gray Angelfish (Pomacanthus arcuatus) in Cozumel: how to identify it, where it is reliably seen, and what it is commonly confused with.

A large, pale grey disc with a squared-off tail edged in white, and a distinctly pale inner mouth. Bigger and plainer than the French angelfish it is usually confused with.

Quick ID

Scientific namePomacanthus arcuatus
GroupColourful Reef Fish
Typical size30–50 cm
Depth range3–30 m
When to see itYear-round
ActiveDaytime
Conservation statusLeast Concern
Notes—

Where You Will See It In Cozumel

Las Palmas, Villa Blanca and Tormentos, often in pairs cruising the shallower coral.

Reliable sites: Las Palmas, Villa Blanca Wall, Tormentos.

Behaviour

Sponge and algae feeders, usually paired, slower and less inquisitive than the French angelfish.

Commonly Confused With

  • French angelfish — The French is near-black with yellow-rimmed scales; the gray is uniformly pale with a white-edged tail.

Diving Etiquette And Safety

Nothing required.

Part of the Cozumel marine life guide · see Cozumel dive sites · plan your Cozumel dive trip

Photo: Zygy, CC0, via Wikimedia Commons.

Gray Angelfish Photos

Juvenile gray angelfish (Pomacanthus arcuatus) on a Cozumel reef, black with yellow bars — the pattern it loses as an adult. Photo © Sydney Hoerler, courtesy of the Cozumel Coral Reef Restoration Program, used with permission
the pattern it loses as an adult. Photo © Sydney Hoerler, courtesy of the Cozumel Coral Reef Restoration Program, used with permission

Frequently Asked Questions

How do you tell a gray angelfish from a French angelfish?
The gray is pale overall with a white-edged square tail and a pale mouth; the French is near-black with yellow scale rims.
How big do they get?
Commonly 30 to 50 cm — larger than most French angelfish.
Where do you see them?
Las Palmas, Villa Blanca and Tormentos.
Do they pair up?
Yes, they are usually seen in twos.
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