Dark Cardinalfish
(Apogonichthyoides niger)

Image source: Jo's Animal Database

General data

Scientific names: Dark Cardinalfish
Local names: Black bullseye cardinalfish
Habitat: Saltwater
Climates: Tropical, Subtropical
Native to coast of: Asia
Distribution: Pacific Ocean

Northwest Pacific: Japan (from Kanagawa Prefecture and the Goto Islands southward), Taiwan, and the South China Sea.

Max length: 8 cm TL

Dorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8.

Body depth high and each fin rounded.

Occurs solitarily around boulders scattered on sandy and muddy bottoms in bays. Breeding occurs from July to September. Males brood eggs in the mouth.