Scientific Name
Lethrinus erythropterus  
Lethrinus erythropterus紅鰭龍占魚
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Author Valenciennes, 1830 Depth 2 - 25M
Chinese 紅鰭龍占魚 Poisonous Fish No 
Family_Chinese 龍占魚科 Economic Fish Yes 
Family F377 Lethrinidae Edible Fish Yes  Chinese In Mainland China 赤鰭裸頰鯛 
Max Length 50 cm  Aquarium Fish No  Common Name 龍尖、龍占(澎湖) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan PonFu 
Habitats Coral、Benthos、Coastal  Holotype Locality Ulea, Caroline Is. 
Synonyms Lethrinus hypselopterus, Lethrinus striatus   
Reference The Live Marine Resources of the Western Central Pacific, Vol.5(FAO, 2001)  Cuvier, G. etc. 1830 
Specimen List
Common Name Brown-headed emperor; Masked emperor; Mozambique emperor; Longfin emperor 
Redlist Status NL Not in IUCN Redlist     
Characteristic Dorsal-fin rays X, 9; anal-fin rays III, 8; pectoral-fin rays 13. Body depth 2.29 to 2.51 times in standard length. The caudal fin is only slightly forked with the tips rounded. The inner surface of the pectoral fin is densely scaled; the posterior angle of the operculum is fully scaled. The head and body is brown or rust red, becoming lighter ventrally. Sometimes there are two light bars on the peduncle. A broad white streak originates from the eye and ends at the tip of the snout. The lips and the base of the pectoral fin are red. The fins are reddish, often bright red or orange
habitats Occurs over coral reefs and adjacent sandy areas. May be solitary or in small groups. Feeds on echinoderms, mollusks, crustaceans, and small fish. Also caught with handlines. Marketed fresh. At Palau, occurs along the upper edges of the outer barrier reef 
Distribution Indo-West Pacific: Tanzania and Mozambique, Chagos, Celebes, the Philippines, Papua New Guinea, Palau, and Caroline Islands. Taiwan: Penghu.  
Utility Commercial fishery species.