Usually occurs singly. Males are mouthbrooders. A stronger swimmer relative to other cardinalfishes.

Recorded singly, in pairs or in small schools.

Observed singly, in pairs or in groups. Observed on one occasion in Hong Kong to occur in a group of…

Often recorded singly, in pairs and in small groups. Morphologically similar to Rifle cardinalfish (Ostorhinchus kiensis). The Rifle cardinalfish has…

Active at night. Reported to stay within crevices in day time.

May form school with individuals of the Flower cardinalfish. Mouthbrooder. Parents will protect eggs by keeping them in their mouths…

Usually found in muddy areas, and rarely encountered around coral communities and rocky reefs. Mainly feeds on invertebrates. This species…

Usually occurs singly or in pairs. Forms small groups elsewhere. Mainly feeds on small fishes.

Often recorded in groups, sometimes of more than a hundred individuals. This species was previously known as Archamia dispilus

Usually occurs in schools. Sometimes may school with other cardinalfishes.

Mostly encountered singly or in pairs when adults. Juveniles can be in small and loose schools. Not much is known…

Mostly occur singly or in pairs. Courtship behaviour has been observed in Hong Kong waters in April and June. Males…

Often recorded in groups.

Encountered singly, in pairs or small groups. Juveniles may form schools. Mouth structure in males is different from females. Males…