Scientific Name
Stegastes obreptus  
Stegastes obreptus斑棘高身雀鯛
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Author (Whitley, 1948) Depth 2 - 10M
Chinese 斑棘高身雀鯛 Poisonous Fish No 
Family_Chinese 雀鯛科 Economic Fish No 
Family F411 Pomacentridae Edible Fish Yes  Chinese In Mainland China 斑棘眶鋸雀鯛 
Max Length 12 cm  Aquarium Fish Yes  Common Name 厚殼仔 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan West 
Habitats Coral、Coastal  Holotype Locality Monte Bello Is., Western Australia. 
Synonyms Pomacentrus obreptus   
Reference Fishbase(2005);Fishes of Japan(Nakabo, 2002)  Nakabo T. 2002 Nakabo T. 2002 
Specimen List ASIZP0057344.  
Common Name Western gregory 
Redlist Status NL Not in IUCN Redlist     
Characteristic Dorsal rays XIII, 14-16; Anal rays II, 12-14; pectoral rays 19-20; lateral-line scales 19-21; body depth 1.7-2.1 times in standard length. Upper and lower accessory caudal rays not spinous. Posterior margin of preopercle well serrated, subopercle smooth. Both jaws with uniserial teeth. Upper and lower lobes of caudal fin without filamentous posterior rays. Body generally brown to nearly black; paler ventrally; lips dusky brown; margin of scales on sides with blackish streak, appearing as series of transverse bands; few small blue spots scattered on head and sides. Finsdark brown grading to smoky gray distally; pelvic and anal fins bright blue anteriorly.
habitats Occurs close to shore in rocky or dead reef areas where visibility is often reduced due to silting and wave action. Territorial, maintains and 'weeds' filamentous algae patches growing on dead coral. 
Distribution Distributed in the Indo-Pacificfrom Ryukyu Islands, encompassing the Indo-Malayan Archipelago, Western Australia north of Abrolhos Islands; reaching eastward along the northern margin of the tropical Indian Ocean to Sri Lanka and India; very rare and only 
Utility No commercial value.