English Name: Bicolor blenny
Family: BLENNIIDAE
Local Name: Dheburi dhekula venfunna
Order: Perciformes
Size: Max. 11 cm
Specimen: MRS/0249/89
Distinctive Characters: Dorsal fin with 12 spines and 16-18 rays. Anal fin with 2 spines and 18-20 rays. Caudal fin segmented with 14 rays. A cirrus from both anterior and posterior rim of nostril.
Colour: Variable. The common pattern is bluish black on head and anterior half of body, yellow behind.
Habitat and Biology: Commonly found resting on corals and rocks in crevices at depths to 21 m.
Distribution: Central-Pacific to Maldives.
Remarks: The multiple colour phases (3 phases) of Ecsenius bicolor, makes it a favourite with aquarists. The blennies are a large family (over 300 species) of small, agile, bottom-dwelling fishes. The majority of tropical blennies are herbivores. Those for which the reproductive habits are known lay demersal eggs which are guarded by male parent.