Scientific Name: Lethrinus rubrioperculatus
Family: Emperors - Lethrinidae
Maximum Size: 50cm
Identification: Bright silver to brownish silver with diffuse stripe and bar markings on lower body; reddish brown spot on rear edge of gill cover.
Favourite: Solitary or form small groups.
Hide-out: Sand and rubble bottoms of coastal reefs and outer slopes to 40m.
Location: Indo-Asian Pacific - Sri Lanka to Solomon Is. S.W. Japan and Micronesia to Australia and New Caledonia.
Spotcheek Emperor
Yellowfin Emperor
Scientific Name: Lethrinus erythracanthus
Family: Emperors - Lethrinidae
Maximum Size: 70cm
Identification: Dark bluish head and dark gray body with yellow fins. Easily distinguished from most emperors by large size.
Favourite: Solitary.
Hide-out: Deep lagoons and outer reef slopes in 15-120m.
Location: Indo-Pacific - E. Africa to Micronesia and Tuamotu Is. in French Polynesia. S.W. Japan to Great Barrier Reef.
Yellowtail Emperor
Scientific Name: Lethrinus atkinsoni
Family: Emperors - Lethrinidae
Maximum Size: 41cm
Identification: Silvery to silvery blue or olive-brown, yellow tail and base; diffuse yellow area may extend from pectoral fin to tail base, yellow around upper eye.
Favourite: Solitary.
Hide-out: Outer reef slopes, sandy areas of lagoons and seagrass beds in 2-25m.
Location: Pacific - Indonesia to Tuamotu Is. in French Polynesia. S.W. Japan to Great Barrier Reef and Lord Howe I.
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