IUCN threat status:

Least Concern (LC)

Comprehensive Description

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  Common names: gregory (English), major (English), jaqueta (Espanol), castañeta (Espanol)
Stegastes acapulcoensis (Fowler, 1944)

Acapulco damselfish

Body oval, robust, compressed; 1 pair of nostrils; margin of preopercle serrated; margin of bone under eye serrated, without notch it and the bone before it; mouth small, protrusible;  teeth in single row, long and close-set;  gill rakers 17-21; a single continuous dorsal fin, XII, 15 (rarely 16); anal rays II, 13; pectoral rays usually 21 or 22 (rarely 20 or 23); no projecting short spines at upper and lower base of tail fin; caudal fin bluntly forked; scales are moderately large and rough; body scaled, head largely scaled (snout scaled to nostrils), as are the basal parts of the median fins; lateral-line scales 20; lateral line incomplete, ends under end of dorsal fin base.

Grey-brown, lighter on head and anterior part of body, most of scales with blackish margin; white uppermost pectoral rays, a prominent white band across base of rays on outer face of pectoral-fin axil; juveniles  bright blue with a prominent ocellus at the base of the soft dorsal fin and an ocellated black spot on the dorsal edge of the caudal peduncle.

Size: reaches a length of 18 cm.

Occurs along rocky shores.

Depth: about 1-16 m.

The central Gulf of California to Chile plus the Revillagigedos, Galapagos, Cocos and Malpelo.   


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© Shorefishes of the tropical eastern Pacific online information system. www.stri.org/sftep

Source: Shorefishes of the Tropical Eastern Pacific Online Information System

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