common name :
Yellowfin tuna
Scientific Name :
Thunnus albacares
local name :
Kelawalla
Group :
Temperate and Tropical Tunas
Average Size :
Maximum fork length is over 200 cm. All fish over 120 cm attain sexual maturity.
Morphological characteristics Some large specimens have very long second dorsal and anal fins (20% of fork length) Moderately long pectoral fin which reaching beyond the second dorsal fin origin Color characteristics Body: Back metallic dark blue changing through yellow to silver on belly Belly: Frequently crossed by about 20 broken, nearly vertical lines Dorsal and anal fins, and dorsal and anal finlets: Bright yellow Finlets consists with a narrow black border
Stock Overfished