How to Identify Cherub Angelfish

To identify Cherub Angelfish (Centropyge argi), look at these key features.

Physical Characteristics

Body shape

compressed

Coloration

The body is predominantly a brilliant deep blue, transitioning to a vibrant yellow or orange on the anterior ventral region, pectoral fins, and often the caudal fin. A distinct bright blue ring often encircles the eye. The dorsal and anal fins are typically blue with a thin, iridescent blue margin.

Scale type

ctenoid

Mouth position

terminal

Distinctive features

Small size, typically reaching a maximum of 8 cm (3.1 inches) in total length., Striking blue body with contrasting yellow/orange ventral and caudal areas., Bright blue ring around the eye., Absence of a prominent spine at the preopercle angle, which is characteristic of some other angelfish species.

Dorsal fin

Single dorsal fin with 14 spines and 16-17 soft rays.

Tail fin

Rounded caudal fin, often yellow or orange.

Pectoral fin

Small, clear to yellowish pectoral fins.

Distinctive fins

Anal fin with 3 spines and 17 soft rays. Pelvic fins are typically blue with a yellow leading edge.

Identification Tips

1. 1

   Coloration

   Look for the distinctive deep blue body with a bright yellow or orange belly and caudal fin. The blue ring around the eye is a key identifier.

2. 2

   Size

   Its small size (up to 8 cm) distinguishes it from larger angelfish species.

3. 3

   Habitat

   Found in rocky and coral reef environments of the Western Atlantic, often near sponges.

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