Scientific Name
Genicanthus watanabei

Common Name
Blackedged angelfish

Biology
Dorsal spines (total): 15 - 16; Dorsal soft rays (total): 15-16; Anal spines: 3; Anal soft rays: 14 - 17. Males light blue with 8 black stripes on the lower 2/3 of the body (the posterior end of the uppermost yellow, the lowermost stripes extending the adjacent anal fin); females light blue with a vertical black bar above the eye and spots on the forehead; both sexes with a broad submarginal band on the dorsal and anal fins; females with broad submarginal band on the caudal-fin lobes.

Classification

Classified By

Yasuda & Tominaga, 1970

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Angelfishes (Pomacanthidae)

Distribution

Region

Pacific Ocean

Distribution

Pacific Ocean: Taiwan to the Tuamoto Islands, north to the Ryukyu Islands, south to New Caledonia and the Austral Islands.

Range

30°N - 28°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

21 m

Depth To - meters

81 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 21 - 81 m (Ref. 9710)

Trophic Level

3.4 s.e. 0.45 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

15.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5010 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

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)