Zoology Museum

Post Graduates and Research Department of Zoology, V.O. Chidambaram College, Tuticorin 628 008 Tamil Nadu

Pi221, Pi293 and Pi295, Heniochus acuminatus (Pennant Coralfish)

Pi221, Pi293 and Pi295,    Heniochus acuminatus (Pennant Coralfish)  

 

Phylum   : Chordata

Class       : Actinopterygii  

Order      : Perciformes

Family    : Chaetodontidae

Genus     : Heniochus

Species    : H. acuminatus

 

 

Description

Habitats: Marine; brackish; reef-associated; depth range 2 - 178 m

 

Distribution: Indo-Pacific: East Africa and Persian Gulf to the Society Islands, north to southern Japan, south to Lord Howe Island. Throughout Micronesia.


The pennant coralfish is a small-sized fish that can reach a maximum length of 25 cm. However, the average size generally observed in the nature oscillates around 15 cm. Its body is compressed laterally, the first rays of its dorsal fin stretch in a long white filament. The background color of its body is white with two large black diagonal bands. Beyond the second black stripe, the dorsal and the caudal fins are yellow. The pectoral fins are also yellow. The head is white, the eyes are black and linked together by a black band. The snout, spotted with black, is a bit stretched with a small terminal protractile (it can be extend) mouth.The juvenile doesn't have yet after the second black stripe any white area like adults.

 

IUCN status: Least Concern 

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