Abudefduf septemfasciatus (Cuvier, 1830)
Banded sergeant

Banded sergeant Sen, 

Abudefduf septemfasciatus
photo by Randall, J.E.

 Family:  Pomacentridae (Damselfishes), subfamily: Pomacentrinae
 Max. size:  23 cm TL (male/unsexed)
 Environment:  reef-associated; depth range 0 - 3 m, non-migratory
 Distribution:  Indo-Pacific: East Africa to the Line and Tuamoto islands, north to southern Japan, south to southern Great Barrier Reef.
 Diagnosis:  Dorsal spines (total): 13-13; Dorsal soft rays (total): 12-14; Anal spines: 2-2; Anal soft rays: 11-13. Description: Head and body white, vertical bars five grey diffuse, first three bars shading from darker to lighter from dorsal to ventral. Body depth 1.7-2.0 in SL (Ref. 90102).
 Biology:  Adults inhabit lagoon and outer reefs in shallow areas exposed to mild or moderate surge. Feed on benthic algae and small invertebrates (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). Highly territorial (Ref. 9710).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   

 Entered by: Capuli, Estelita Emily - 11.06.92
 Modified by: Luna, Susan M. - 15.07.11
 Checked by: Garilao, Cristina V. - 07.02.97

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