Striped bonito-Sarda orientalis
Aug 03, 2022
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Striped bonito
Characteristic features:
- Large median keel with 2 smaller keels on either side of caudal peduncle
- 8–13 gill rakers on first gill arch
- 7–9 dorsal finlets and 6–7 anal finlets
- Teeth small and conical
- Tongue without ridges or teeth
- Body entirely covered in minute scales behind a corselet of well-developed scales
Colour:
Steel-blue above with 5–11 narrow dark stripes on upper sides, silvery below, first dorsal fin dark.
Size:
Up to 102 cm TL and up to at least 10.7 kg in weight.1
Distribution:
Found in subtropical waters of the Indo-Pacific.
Habitat:
Inshore pelagic. Found within a temperature range of 13.5–23°C and found at depths from the surface to 30 m.
Biology:
Feeds on smaller fish, particularly clupeoids and also small crustaceans and squids. Schools with similarly sized tuna. Length at 50% maturity was estimated between at between 42–54 cm FL.2 Relative fecundity varies from 293,793 to 696,512 for fishes between 39 and 52 cm FL. Maximum age is to at least 4 years.3

