Olive flathead-gudgeon
(Butis amboinensis)

Image source: Jo's Animal Database

Classification

Species: Butis amboinensis
Genus: Butis
Family: Butidae

General data

Scientific names: Olive flathead-gudgeon
Habitat: Amfidromous
Climate: Tropical
Distribution: Pacific Ocean, Indian ocean

Eastern Indian Ocean: India. Western Central Pacific: Japan, Philippines and Indonesia. Reported from Palau, New Caledonia and Australia.
Max length: 14 cm SL
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 1; Anal soft rays: 8
Usually found in brackish mangrove areas and in creeks and rivers, sometimes well upstream.