Scientific Name
Carangoides armatus  
Carangoides armatus甲若鰺
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Rüppell, 1830) Depth 1 - 30M
Chinese 甲若鰺 Poisonous Fish No 
Family_Chinese 鰺科 Economic Fish Yes 
Family F364 Carangidae Edible Fish Yes  Chinese In Mainland China 甲若鰺 
Max Length 52 cm  Aquarium Fish No  Common Name 甘仔魚、鎧鰺、白鯌仔(澎湖)、瓜仔(澎湖)、山鬚仔魚(澎湖) 
Distribution in World India Ocean to West Pacific Ocean   Distribution in Taiwan West、South 
Habitats Coral、Estuary、Coastal  Holotype Locality Red Sea 
Synonyms Caranx armatus, Caranx ciliaris, Caranx ciliarius, Caranx pescadorensis, Caranx schlegeli, Citula armata, Citula pescadorensis   
Reference 臺灣魚類誌(沈等, 1993);Lin & Shao(1999)  Williams, F. etc. 1978 Williams, F. etc. 1980 F. Williame , P.C.Heemstra ,and A . Shameem 1980 沈世傑 編 Shih-Chieh Shen ed. 1993 Lin, P. L. etc. 1999 
Specimen List ASIZP0055420. ASIZP0056700. ASIZP0056716. ASIZP0059324. ASIZP0059760. ASIZP0061989. ASIZP0062098. ASIZP0066725. ASIZP0900291. ASIZP0900461. ASIZP0900480. FMNH55363Holotype. FRIP00180. NMMBP00041. NMMBP00681. NMMBP00696. NMMBP00938. NMMBP01129. NMMBP01892. NMMBP01893. NMMSTP00268. NTUM02011. NTUM08644. SU7281.  
Common Name Armed trevally; Longfin cavalla; Longfin kingfish; Longfin trevally 
Redlist Status NL Not in IUCN Redlist     
Characteristic D. VIII, I+20; A. II, I+17; P. i+18-19; G.R. 11-13+22-24; CLS. 65-70; SLS. 10-16 scales, 19-23 scutes; Vertebrate 10+14. Breast naked ventrally to behind origin of pelvic fin and extends up to naked base of pectoral fin. The middle rays of dorsal and anal fins produced into filaments in adult males, absent in young and females.Bluish grey above, silvery below; blackish blotch on upper margin of opercle; spinous dorsal fin blackish; second dorsal and anal fins pale to dusky, leading edge of lobes dusky to blackish; caudal fin grey with leading and trailing edges black; pelvic fins generally black in specimens smaller than 10 cm fork length, but becoming paler with increasing size until at 20 cm pale or only slightly dusky.
habitats Found in coastal waters near corals and rocks, also in shallow lagoons; small groups of adults often swim along the edges of reefs. Juveniles may enter estuaries. Sexual maturity is attained at 21 or 22 cm fork length. 
Distribution Widely distributed in tropical and subtropical waters of Indo-Pacific, but it is rare in Taiwan and only found in western to southwestern parts of Taiwan. 
Utility Food fish; marketed fresh.