Longface emperor
(Lethrinus olivaceus)
General data
Lethrinus olivaceus, common name longface emperor or long-nosed emperor, is a species of marine ray-finned fish belonging to the family Lethrinidae, the emperors or emperor breams.
Lethrinus olivaceus has a body which has a standard length that is 2.8 to 3.4 times its depth with an elongated snout. In large specimens there may be a hump on the snout to the front of the eyes. The dorsal fin is supported by 10 spines and 9 soft rays while the anal fin is supported by 3 spines and 8 soft rays. The teeth on the jaws at the sides of the mouth are conical. The inner pectoral fin axilla has no scales.
The overall colour is olive grey with a scattering of irregular dark blotches on the body and sinuous dark lines on the snout.
This species has a maximum published total length of 100 cm (39 in), although 70 cm (28 in) is more typical.
This species is widespread in Indo-West Pacific, from Red Sea and East Africa to Samoa and Ryukyu Islands.
