Eastern triangular butterflyfish (Chaetodon baronessa) fish species and information / pictures of Eastern triangular butterflyfish - Chaetodon baronessa

Eastern triangular butterflyfish (Chaetodon baronessa) fish species information

Scientific Name
Chaetodon baronessa

Common Name
Eastern triangular butterflyfish

Biology
Dorsal spines (total): 11 - 12; Dorsal soft rays (total): 23-26; Anal spines: 3; Anal soft rays: 20 - 22. The sides are with a pattern of alternating cream and grey-brown to purplish chevron-shaped narrow bars. Three dark bars on the head, including one running across the eye.

Classification

Classified By

Cuvier, 1829

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Butterflyfishes (Chaetodontidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Cocos-Keeling Islands in the eastern Indian Ocean and Indonesia to Fiji and Tonga (Ref. 53797), north to southern Japan, south to New Caledonia and New South Wales, Australia. Replaced by Chaetodon triangulum in the Indian Ocean (Ref. 37816).

Range

30°N - 45°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

5 m

Depth To - meters

20 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range 5 - 20 m (Ref. 48636)

Trophic Level

3.34 s.e. 0.61 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

16.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5000 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 (14 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)