Scientific Name
Carangoides gymnostethus  
Carangoides gymnostethus裸胸若鰺
by: Lab of Fish Ecol. and Evo., BRCAS
Author (Cuvier, 1833) Depth - M
Chinese 裸胸若鰺 Poisonous Fish No 
Family_Chinese 鰺科 Economic Fish Yes 
Family F364 Carangidae Edible Fish Yes  Chinese In Mainland China 裸胸若鰺 
Max Length 85 cm  Aquarium Fish No  Common Name 甘仔魚 
Distribution in World India Ocean to Australia   Distribution in Taiwan South 
Habitats Ocean、Coral、Coastal  Holotype Locality Seychelles 
Synonyms Carangoides gymnostethoides, Caranx gymnostethoides, Caranx gymnostethus, Ferdauia claeszooni prestonensis   
Reference Lin & Shao(1999)  Cuvier, G. etc. 1833 Williams, F. etc. 1978 Williams, F. etc. 1980 Carpenter, K. E. etc. 1999 Lin, P. L. etc. 1999 
Specimen List ASIZP0055741. ASIZP0056739. ASIZP0056931. ASIZP0060361.  
Common Name Bludger; Bludger trevally; Bleeker's jackfish; Naked breast trevally; Nakedbreast trevally 
Redlist Status NL Not in IUCN Redlist     
Characteristic D. VIII, I+30-31; A. II, I+25-27; P. i+18-20; G.R. 8+21; CLS. 78-80; SLS. 15-19 scales, 21-27 scutes; vertebrate 10+15. Breast naked ventrally to distinctly behind origin of pelvic fin; laterally, naked area of breast extend to naked base of pectoral fin. Adults olive-green above, silvery white below with a few brown or golden spots sometimes present midlaterally; opercular spot dusky and inconspicuous; dorsal, anal, and caudal fins pale olive-green to greenish grey, leading edge and distal margin of anal fin white; pelvic and pectoral fins pale green to hyaline.
habitats Most common over slightly deeper offshore reefs. Larger individuals tend to be solitary, while juveniles form small schools. Feeds mainly on small prey, including shrimps. 
Distribution Widely distributed in tropical and subtropical waters of Indo-Pacific, but It is rare in Taiwan and only found in the southern part. 
Utility Excellent food fish; marketed fresh, salted or dries. A good sportsfish.