In the Maldives and Sri Lanka, Pomacentrus philippinus has a distinctive yellow tail, whereas in other parts of its range the yellow is either much more widespread or completely absent.
Details
§ 01
size
Common to 7 cm; max. 9 cm
color
Blackish with a bright orange-yellow caudal fin. A large black spot covering base of pectoral fin. Specimen from the Great Barrier Reef blackish with a pale streak on each scale.
This species is typically found inhabiting passages and outer reef slopes in depths of 1-12 meters, often near coral outcrops or in the shadows of overhanging cliffs and ledges. It is usually seen alone or in small groups.
distinctive characters
This fish has a dorsal fin with 13 spines and 14-15 rays, an anal fin with 2 spines and 14-16 rays, 18 or 19 pectoral rays, a body depth of 1.9-2.0 in standard length, serrate margins of the preopercle and suborbital, and a few scales on the suborbital with biserial teeth.