Roa modesta (Temminck & Schlegel, 1844)
Brown-banded butterflyfish
Roa modesta
photo by Cook, D.C.

Family:  Chaetodontidae (Butterflyfishes)
Max. size:  17 cm TL (male/unsexed)
Environment:  reef-associated; depth range 40 - 250 m, oceanodromous
Distribution:  Western Pacific: subtropical waters of Japan, ranging south into the China Seas, Taiwan and the Philippines.
Diagnosis:  Dorsal spines (total): 11-11; Dorsal soft rays (total): 20-23; Anal spines: 3-3; Anal soft rays: 16-19. Description: Body white silver, vertical bars two broad brown reaches ventral contour, eye bar also brown but narrow; dorsal fin rear spot black. Snout length 2.7-3.6 in HL. Body depth 1.3-1.6 in SL (Ref. 90102).
Biology:  Inhabit deep rocky reefs, generally between 120-190 m in the tropics (Ref. 9710), in the East Indies usually found below 110 m (Ref. 90102). Found in shallow, muddy open substrates with outcrops of reef or debris in sub-tropical waters (Ref. 48636). Often in aggregations (Ref. 9710). Oviparous (Ref. 205). Form pairs during breeding (Ref. 205).
IUCN Red List Status: Least Concern (LC); Date assessed: 07 October 2009 Ref. (120744)
Threat to humans:  harmless
Country info:   
 

Entered by: Luna, Susan M. - 04.07.94
Modified by: Torres, Armi G. - 03.11.17
Checked by: Bailly, Nicolas - 03.11.17

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