Scientific Name
Heniochus singularius

Common Name
Singular bannerfish

Biology
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 25-27; Anal spines: 3; Anal soft rays: 17 - 18. Juveniles closely resemble juvenile H. monoceros and H. acuminatus. The white ring around the mouth, the black instead of the yellow caudal fin and the complete ocular band distinguishes it from H. acuminatus at all sizes (Ref. 1602). Adults have black-centered scales in the main white band (Ref. 1602), juveniles have long banners. Has mostly black face (Ref. 48636).

Classification

Classified By

Smith & Radcliffe, 1911

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Butterflyfishes (Chaetodontidae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: Andaman Islands in the eastern Indian Ocean to Samoa, north to southern Japan, south to Rowley Shoals and New Caledonia.

Range

32°N - 23°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

2 m

Depth To - meters

40 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 2 - 40 m (Ref. 9710), usually 15 - 40 m (Ref. 9710)

Trophic Level

3.55 s.e. 0.44 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

30.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5039 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial; aquarium: commercial

Vulnerability

Low vulnerability (23 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)