Scientific Name
Apolemichthys trimaculatus

Common Name
Threespot angelfish

Biology
Dorsal spines (total): 14; Dorsal soft rays (total): 16-18; Anal spines: 3; Anal soft rays: 17 - 19. Body short and deep, and strongly compressed. Preorbital bone convex and without strong spines. Overall color is bright yellow with a broad black band on the edge of the anal fin and a broad white zone above it. A black spot is on the forehead and a ocellated dark spot just behind the head; the lips are blue. Juveniles have a false eye-spot at the base of the soft dorsal fin and a thin black line over the head, running through the eye (Ref. 48636).

Classification

Classified By

Cuvier, 1831

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Angelfishes (Pomacanthidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: East Africa south to 28?S (Ref. 33390) and east to Samoa, north to southern Japan, south to Australia.

Range

32°N - 23°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

3 m

Depth To - meters

40 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 3 - 40 m (Ref. 9710)

Trophic Level

2.64 s.e. 0.00 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

26.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5020 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 to moderate vulnerability (31 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)