Diagnostic Description
provided by Fishbase
Plain brown or olivaceous in color, paler below; subadults with black caudal rays, narrow margins and white caudal filaments; pectoral fins with white distal margins (Ref. 3145).Description: Characterized further by adults having long, tapering horn on forehead; pair of bony plates on caudal peduncle that develop knife-like keels in adults; juveniles and subadult with white ring around caudal peduncle (Ref. 90102).
- Recorder
- Cristina V. Garilao
Life Cycle
provided by Fishbase
Spawn in pairs (Ref. 240).
Morphology
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Dorsal spines (total): 5; Dorsal soft rays (total): 28 - 29; Analspines: 2; Analsoft rays: 27 - 28
- Recorder
- Cristina V. Garilao
Trophic Strategy
provided by Fishbase
Juveniles occur in clear, shallow lagoon reefs at depths as little as 1 m; adults rarely seen in less than 25 m, encountered off outer reef drop-offs in small schools. Feed on large zooplankton during the day and shelter within the reef during the night; also feed on benthic algae (Ref. 30573, 48637).
Biology
provided by Fishbase
Juveniles occur in clear, shallow lagoon reefs at depths as little as 1 m; adults rarely seen in less than 25 m, encountered off outer reef drop-offs in small schools (Ref. 30573, 48637). Benthopelagic (Ref. 58302). Feeds on large zooplankton during the day and shelter within the reef during the night; also benthic algae (Ref. 30573, 48637).
- Recorder
- Estelita Emily Capuli
Importance
provided by Fishbase
aquarium: commercial
- Recorder
- Estelita Emily Capuli