Scientific Name
Mulloidichthys pfluegeri  
Mulloidichthys pfluegeri紅背擬鬚鯛
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Steindachner, 1900) Depth 30 - 100M
Chinese 紅背擬鬚鯛 Poisonous Fish No 
Family_Chinese 鬚鯛科 Economic Fish Yes 
Family F382 Mullidae Edible Fish Yes  Chinese In Mainland China 紅背擬羊魚 
Max Length 40 cm  Aquarium Fish Yes  Common Name 秋姑、鬚哥、秋哥(澎湖) 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan South 
Habitats Coral、Benthos、Coastal  Holotype Locality Honolulu, Oahu I., Hawaiian Is., U.S.A. 
Synonyms Mulloides pfluegeri, Mulloides pflugeri, Mulloidichthys pflugeri   
Reference 臺灣魚類誌(沈等, 1993);The Live Marine Resources of the Western Central Pacific, Vol.5(FAO, 2001)  沈世傑 編 Shih-Chieh Shen ed. 1993 
Specimen List FRIP21504. NMMBP06093. NTUM04898.  
Common Name Rosy goatfish; Orange goatfish; Pfluger's goatfish; Red weke 
Redlist Status NL Not in IUCN Redlist     
Characteristic Body moderately elongate, and moderately compressed. Chin with a pair of slender barbels which usually do not reach rear margin of preopercle; snout moderately long; mouth small, maxilla not reaching front edge of eye; villiform teeth in a band in jaws; no teeth on roof of mouth. First gill arch with 7 or 8 gill rakers on upper limb, 19 to 22 on lower limb (total 27 to 30). Two well-separated dorsal fins, the first with VIII slender spines, and the second with 9 soft rays; anal fin with I spine and 7 soft rays; pectoral-fin rays 17 or 18. Lateral-line scales 34 to 37; 5 rows of scales between dorsal fins, and 11 or 12 rows along upper part of caudal peduncle. Body orange-red, shading to pale orange-red or whitish ventrally; barbels white; fins light orange-red; peritoneum transparent to silvery white.
habitats This schooling species occurs at depths exceeding 30 m to at least 110 over sandy patches and limestone bottoms. It is mainly diurnal. May display four alternating dark red and light red bars on the body when feeding. 
Distribution Indo-Pacific, but distribution spotty, and all known localities insular: Hawaii, Society Islands, Marquesas, Tonga, Marshall Islands, Mariana Islands, Ryukyu Islands, Taiwan, Indonesia, Mauritius, and Réunion. It is found in southern Taiwanese waters 
Utility Not commonly seen in fish markets.