Pomacentrus grammorhynchus Fowler 1918

Description: Overall yellow tan to dark brown, operculum and cheek vermiculations lavender, last dorsal rays base with saddle-like spot blue. Juvenile bright yellow, dorsal side black with stripes blue (Ref. 90102). Distinctive blue spot on top of the caudal peduncle (Ref. 1602). Adults have a bright yellow spot above the pectoral fin base (Ref. 48636). Body depth 1.8-2.0 in SL (Ref. 90102).

Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205).

Dorsal spines (total): 13; Dorsal soft rays (total): 14 - 15; Analspines: 2; Analsoft rays: 14 - 15

Occurs inshore (Ref. 75154). Inhabits lagoons and passages among branching corals. Found in solitarily or in small groups. Feeds mainly on benthic algae. Diurnal species (Ref. 113699).

Adults inhabit lagoons and passages among branching corals. They occur solitarily or in small groups. Feed mainly on benthic algae (Ref. 7247). Oviparous, distinct pairing during breeding (Ref. 205). Eggs are demersal and adhere to the substrate (Ref. 205). Males guard and aerate the eggs (Ref. 205). Diurnal species (Ref. 113699).

fisheries: of no interest