Scientific Name
Chromis xanthura  
Chromis xanthura黃尾光鰓雀鯛
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Bleeker, 1854) Depth 0 - 40M
Chinese 黃尾光鰓雀鯛 Poisonous Fish No 
Family_Chinese 雀鯛科 Economic Fish No 
Family F411 Pomacentridae Edible Fish Yes  Chinese In Mainland China 黃尾光鰓魚 
Max Length 15 cm  Aquarium Fish Yes  Common Name 厚殼仔、青紺仔(澎湖) 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan East、South、PonFu、ShaoLiuChew、LanI Is.、Greeb IS.、Tung Sa IS.、Nan Sa IS. 
Habitats Coral、Coastal  Holotype Locality Banda Neira, Banda Is., Indonesia 
Synonyms Chromis xanthurus, Heliases xanthurus   
Reference 臺灣魚類誌(沈等, 1993);Fishbase(2005);Fishes of Japan(Nakabo, 2002)  Bleeker, P. 1854 Moyer, J.T. 1977 沈世傑 編 Shih-Chieh Shen ed. 1993 Kim, Y.U. etc. 1997 Nakabo T. 2002 Nakabo T. 2002 
Specimen List ASIZP0055507. ASIZP0059081. ASIZP0059563. ASIZP0060442. ASIZP0070505. ASIZP0070829. ASIZP0804846. ASIZP0914846. BPBMI11805. BPBMI22693. NMMBP02273. NMMBP03315. NMMBP04150. NMMSTP00232. NTUM02793. USNM00149220. USNM00275509. USNM00275510.  
Common Name Paletail chromis; Pale-tail chromis; Black chromis 
Redlist Status NL Not in IUCN Redlist     
Characteristic Dorsal rays XIII, 10-11; Anal rays II, 11-12; pectoral rays 18-20; lateral-line scales 16-19; body depth 2.1-2.3 in standard length. 3 spinous procurrent rays on upper and lower orgins of caudal fin. Color variation with size and location. Juveniles slate gray to a brilliant metallic blue with a bright orange-yellow tail. Adults dark gray to black, and in most areas have a white tail.
habitats Found in steep outer reef slopes and shallow coastal reef flats, sometimes forming large aggregations feeding on zooplankton several meters above the bottom. Juveniles remain close to shelter. Nests in small patches of loose sand under ledges or at the ba 
Distribution Distributed in the Indo-Pacific Ocean from Maldives, Christmas Island, northwestern Australia to the islands of Oceania (excluding the Hawaiian Islands), north to Japan and Taiwan. It is found in southern Taiwanese waters, and Lanyu, southeastern Taiwan. 
Utility No commercial value.