Scientific Name
Pomachromis richardsoni  
Pomachromis richardsoni李氏波光鰓雀鯛
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Snyder, 1909) Depth 2 - 25M
Chinese 李氏波光鰓雀鯛 Poisonous Fish No 
Family_Chinese 雀鯛科 Economic Fish No 
Family F411 Pomacentridae Edible Fish No  Chinese In Mainland China 李氏波光鰓魚 
Max Length 6 cm  Aquarium Fish Yes  Common Name 厚殼仔 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan South、North、North East、LanI Is.、Greeb IS.、Nan Sa IS. 
Habitats Coral、Coastal  Holotype Locality Naha, Okinawa I., Ryukyu Is., Japan 
Synonyms Abudefduf richardsoni, Pomacentrus richardsoni, Pomachromus richardsoni   
Reference 臺灣魚類誌(沈等, 1993);Fishbase(2005);Fishes of Japan(Nakabo, 2002)  Snyder, J. O. 1909 沈世傑 編 Shih-Chieh Shen ed. 1993 Nakabo T. 2002 Nakabo T. 2002 
Specimen List ASIZP0055131. FRIP00871. NTUM02819. NTUM06336.  
Common Name Richardson's reef-damsel; Richardson's damsel 
Redlist Status NL Not in IUCN Redlist     
Characteristic Dorsal rays XIV, 13-14; Anal rays II, 11-14; pectoral rays 17-19; lateral-line scales 16-19; body depth 2.5-2.7 in standard length. Upper and lower accessory caudal rays not spinous. Posterior margin of preopercle serrated. Both jaws with uniserial teeth. Upper and lower lobes of caudal fin filamentous posterior rays. Body yellowish grey dorsally, shading to bluish white ventrally, with blackish scale margins; a broad black band on upper edge of caudal peduncle, continuous with broad upper black margin of caudal fin and preceded by a small white spot; lower edge of caudal fin also broadly black; a black spot at base of upper pectoral rays.
habitats A common species found in coral and rocky reefs areas exposed to ocean swells at depth of 5 to 25m. Forms loose groups near the bottom. 
Distribution Widespread in the Indo-West Pacific, but known only from a few scattered localities including Mauritius, Ryukyu Islands, Taiwan, Great Barrier Reef in Australia, and the Loyalty, Fiji, and Samoa Islands. It is found in southern Taiwanese waters. 
Utility No commercial value.