‹ Fish Finder· #100

Eastern Triangle Butterflyfish

Chaetodon baronessa

Bislamabataflaefis— names this kind of animal, not this species alone

Eastern Triangle Butterflyfish — photo 1 of 4
Photo 1 of 4 · Bernard E. Picton BernardP · CC BY-SA 4.0 · via Wikimedia Commons
commonwhitebrownpurplelinedterritorialsmallreef
Habitat
Reef
Max size
16 cm
Depth
5-20 m
Family
Chaetodontidae

The eastern triangle butterflyfish, also known as the baroness butterflyfish, is a species of marine ray-finned fish, a butterflyfish belonging to the family Chaetodontidae. It is found in the central Indo-West Pacific region from the Cocos-Keeling Islands and Indonesia in the eastern Indian Ocean to Fiji and Tonga, north to southern Japan, south to New Caledonia and New South Wales in Australia.

Adapted from Wikipedia, licensed under CC BY-SA 4.0.

Easily confused with

Side by side, with what tells them apart.

Eastern Triangle Butterflyfish
This oneEastern Triangle Butterflyfish
Chevron Butterflyfish
Look-alikeChevron Butterflyfish

Both are covered in forward-pointing chevrons. Chevron Butterflyfish is elongate and pale, with thin dark chevrons, and its tail is black with a yellow rear margin. Eastern Triangle Butterflyfish is deep-bodied, almost triangular, banded in alternating cream and grey-brown to purple chevrons, with three dark bars on the head.

See the Chevron Butterflyfish →

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