Abudefduf notatus (Day, 1870)
Yellowtail sergeant
Abudefduf notatus
photo by Allen, G.R.

Family:  Pomacentridae (Damselfishes), subfamily: Pomacentrinae
Max. size:  17 cm TL (male/unsexed)
Environment:  reef-associated; depth range 1 - 12 m, non-migratory
Distribution:  Indo-West Pacific: East Africa to Transkei, South Africa (Ref. 11228) and to New Caledonia, north to southern Japan.
Diagnosis:  Dorsal spines (total): 13-13; Dorsal soft rays (total): 13-14; Anal spines: 2-2; Anal soft rays: 13-14. Description: Head and body greyish brown, vertical bars five white thin (Ref. 90102). Identified by the yellow tail (Ref. 48636). Body depth 1.7-2.0 in SL (Ref. 90102).
Biology:  Found in small groups along upper edges of sheltered drop-offs. Also found in rocky inshore reefs with moderate to strong wave action. In roving aggregations and somewhat difficult to approach (Ref. 9710). 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).
IUCN Red List Status: Least Concern (LC); Date assessed: 15 November 2010 Ref. (120744)
Threat to humans:  harmless
Country info:   

Entered by: Capuli, Estelita Emily - 11.06.92
Modified by: Luna, Susan M. - 15.07.11
Checked by: Reyes, Rodolfo B. - 19.08.94

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