Platax pinnatus

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Platax pinnatus
Platax pinnatus Captivity.jpg
Not evaluated (IUCN 3.1)
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Ephippidae
Genus: Platax
Species: P. pinnatus
Binomial name
Platax pinnatus
(Linnaeus, 1758)
  • Chaetodon pinnatus Linnaeus, 1758

Platax pinnatus, also known as the pinnate batfish, dusky batfish, shaded batfish, or red-faced batfish is a fish from the western Pacific that occasionally is kept in marine aquariums.


As a juvenile it is blackish brown, or black with an orange stripe outlining its entire body. Adults become a dull silver. This fish grows to a maximum size of 45 cm (18 in).

Importance to humans[edit]

In the aquarium[edit]

The pinnate batfish is occasionally kept in marine aquariums

In the wild[edit]

Platax pinnatus has been observed to significantly reduce algal growths on coral in studies simulating overfishing on the Great Barrier Reef.[1]


  1. ^ Brahic, Catherine (2006-12-18). "Batfish may come to Great Barrier Reef's rescue". New Scientist. Reed Business Information Ltd. Retrieved 2007-04-06.