Scientific Name
Carangoides ferdau  
Carangoides ferdau平線若鰺
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Forsskål, 1775) Depth 0 - 60M
Chinese 平線若鰺 Poisonous Fish No 
Family_Chinese 鰺科 Economic Fish Yes 
Family F364 Carangidae Edible Fish Yes  Chinese In Mainland China 平線若鰺 
Max Length 65 cm  Aquarium Fish No  Common Name 甘仔魚、印度平鰺、白鯌仔(澎湖)、瓜仔(澎湖) 
Distribution in World India Ocean to Pacific Ocean   Distribution in Taiwan East、West、South、North East、Greeb IS.、Tung Sa IS. 
Habitats Ocean、Coral、Coastal  Holotype Locality Red Sea 
Synonyms Carangoides ferdan, Carangoides hemigymnostethus, Carangoides laticaudis, Caranx ferdau, Caranx gilberti, Caranx hemigymnostethus, Caranx laticaudis, Ferdauia lindemanensis, Scomber ferdau   
Reference 臺灣魚類誌(沈等, 1993);Lin & Shao(1999)  Forsskål, P. 1775 Williams, F. etc. 1978 Williams, F. etc. 1980 沈世傑 編 Shih-Chieh Shen ed. 1993 Carpenter, K. E. etc. 1999 Lin, P. L. etc. 1999 
Specimen List ASIZP0054641. ASIZP0056872. ASIZP0058189. BPBMI23187. FRIP20159. FRIP22314. NMMBP00163. NMMBP01241. NMMBP06550. NMMBP08588. NMNSF00248.  
Common Name Yellow spotted trevally; Barred trevally; Blue trevally; Blue kingfish; Bar jack; Ferdau's trevally; Ferdy; Forskal's jackfish 
Redlist Status NL Not in IUCN Redlist     
Characteristic D. VIII, I+31-34; A. II, I+22-26; P. i+20-21; G.R. 7-8+17-19; CLS. 82-90; SLS. 12-17 scales, 26-31 scutes; vertebrate 10+14. Snout bluntly rounded. Breast naked ventrally to origin of pelvic fins; laterally, naked area of breast separated from naked base of pectoral fin by a moderate band of scales. Adults typically with 5 or 6 dusky bands on sides; in life, head and body generally silvery, blue-green above paler below; numerous, inconspicuous golden spots often present on sides mainly above level of pectoral fins; leading edge and tips of dorsal- and anal-fin lobes dark blue to dusky, rest of fin pale yellow-green except distal margin of anal fin whitish. Caudal fin yellow-green with trailing edge and lobe tips dark; pelvic fins hyaline to whitish; caudal fin yellow-green with trailing edge and lobe tips dark; pelvic fins hyaline to whitish.
habitats Found in coastal waters adjacent to sandy beaches; also found to depths of 60 m, often near reefs. Singly or in small groups. Feeds mainly on crustaceans, mollusks and small fish that are abundant in the lagoons 
Distribution Widely distributed in tropical and subtropical waters of Indo-Pacific. It is occasionally found in waters from the western to southern parts of Taiwan, rarely in northern Taiwan. 
Utility Excellent food fish; marketed fresh.