Plectroglyphidodon altus

Plectroglyphidodon altus, commonly known as the Japanese gregory, is a damselfish of the family Pomacentridae.

Plectroglyphidodon altus
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Actinopterygii
Order:	Blenniiformes
Family:	Pomacentridae
Genus:	Plectroglyphidodon
Species:	P. altus
Binomial name
Plectroglyphidodon altus (Okada & Ikeda, 1937)[1]
Synonyms[1]
Eupomacentrus altus (Okada & Ikeda, 1937) Pomacentrus altus Okada & Ikeda, 1937 Stegastes altus (Okada & Ikeda, 1937)

It is native to the northwestern Pacific Ocean in the seas around Japan and the Ryukyu Islands. It has also been reported from Taiwan and South Korea. It is found on rocky reefs at depths ranging from 5 to 20 m (16 to 66 ft).^[2]