Kingdom Animalia  
 Phylum Chordata  
 Class Actinopterygii  
 Order Perciformes  
 Family Scombridae  
 Genus Thunnus  
  Thunnus tonggol  (Bleeker, 1851) 
Provider: Kwang-Tsao Shao 
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Synonyms:Kishinoella raraKishinoella tonggolNeothunnus rarusNeothunnus tonggolThunnus nicolsoniThunnus rarusThynnus tonggol  details
Citation: 臺灣魚類誌(沈等, 1993);The Live Marine Resources of the Western Central Pacific, Vol.6(FAO, 2001)
Character: Body fusiform, elongate, and slightly compressed. Teeth small and conical, in a single series. Gill rakers 27 to 34 on first gill arch. Two dorsal fins, separated only by a narrow interspace, second dorsal fin higher than the first dorsal fin, the first with XII to XIV spines; second dorsal fin with 14 to 15 rays followed by 8 to 9 finlets; anal fin with 13 to 14 rays followed by 8 to 9 finlets; pectoral fins short to moderately long; interpelvic process small and bifid. Body with very small scales; corselet of larger scales developed but not very distinct. Caudal peduncle very slender, bearing on each side a strong lateral keel between 2 smaller keels. Swimbladder absent or rudimentary. Lower sides and belly silvery white with colorless elongate oval spots arranged in horizontally oriented rows. The dorsal, pectoral and pelvic fins blackish; the tip of the second dorsal and anal fins washed with yellow; the anal fin silvery; the dorsal and anal finlets yellow with grayish margins; the caudal fin blackish, with streaks of yellow green. 
Habitat: Predominantly neritic species avoiding very turbid waters and areas with reduced salinity such as estuaries. May form schools of varying size. Feeds on a variety of fishes, cephalopods, and crustaceans, particularly stomatopod larvae and prawns. 
Distribution: Widespread in the Indo-West Pacific from Red Sea and East Africa to New Guinea, north to Japan south to Australia. It is a common species in Taiwan, especially in eastern and southern part. 
Utility: Marketed mainly fresh and dried salted, but also smoked, canned and frozen. 
Name Code: 382504
  IUCN Red List:DD     
Suggested Link    The Fish Database of Taiwan  FishBase  Discover Life  World Register of Marine Species (WoRMS) 
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