Pseudanthias evansi (Smith, 1954)
Yellowback anthias
Pseudanthias evansi
photo by Greenfield, J.

 Family:  Serranidae (Sea basses: groupers and fairy basslets), subfamily: Anthiinae
 Max. size:  12 cm SL (male/unsexed)
 Environment:  reef-associated; depth range 4 - 40 m
 Distribution:  Indian Ocean: East Africa to the Cocos-Keeling and Christmas islands, north to the Andaman Sea.
 Diagnosis:  Dorsal spines (total): 10-11; Dorsal soft rays (total): 16-18; Anal spines: 3-3; Anal soft rays: 8-8. Readily identified by the blue and yellow coloration (Ref. 48635). Description: Characterized by violet color of male with orange band through eye, scattered yellow spots on side, back, dorsal fin and caudal fin with broad yellow zone; yellow color on dorsal half of head and body in female and pinkish lower half; fleshy protuberance at front of upper lip in male; forked caudal fin; filamentous tips on pelvic fins (Ref. 90102).
 Biology:  Occurs in large groups on outer reef slopes (Ref. 9710). Schooling species along upper parts of drop-offs and in outer reef lagoons. Feeds at various depths to near surface in pursuit of zooplankton (Ref. 48635).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Torres, Armi G. - 13.04.93
 Modified by: Santos, Kristine - 30.10.03
 Checked by: Froese, Rainer - 05.01.96

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