Ecsenius bicolor (Day, 1888)
Bicolor blenny
photo by Randall, J.E.

 Family:  Blenniidae (Combtooth blennies), subfamily: Salariinae
 Max. size:  11 cm TL (male/unsexed)
 Environment:  reef-associated; depth range 1 - 25 m
 Distribution:  Indo-Pacific: Maldives to the Phoenix Islands, north to Ryukyu Islands, south to the southern Great Barrier Reef; throughout Micronesia.
 Diagnosis:  Dorsal spines (total): 11-12; Dorsal soft rays (total): 15-18; Anal spines: 2-2; Anal soft rays: 17-21. Occurs in three color phases: one black anteriorly and yellow posteriorly (bicolor phase), the others black dorsally with a broad white lateral band and dusky belly with or without a yellow tail.
 Biology:  Found solitary in abandoned tubes (Ref. 90102). Inhabit clear lagoon and seaward reefs with mixed corals and algae-covered rocks. Oviparous. Eggs are demersal and adhesive (Ref. 205), and are attached to the substrate via a filamentous, adhesive pad or pedestal (Ref. 94114). Larvae are planktonic, often found in shallow, coastal waters (Ref. 94114).
 IUCN Red List Status:   (Ref. 96402)
 Threat to humans:  harmless
 Country info:   
 

 Entered by: Capuli, Estelita Emily - 15.07.92
 Modified by: Luna, Susan M. - 03.02.14
 Checked by: Capuli, Estelita Emily - 28.09.94

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