Tuna breeds & varieties
10 named types — desirability tiers S (best) through F.
SAtlantic Bluefin
Origin: ES, JP
CleanFatty BellyHigh ValueManaged Stocks
SThunnus thynnus
Atlantic BluefinDeep RedDense FleshHigh Fat Potential
SPacific Bluefin
Origin: JP
Deep ColourDenseHigh Grade PotentialLuxury
SSouthern Bluefin
Origin: AU
Deep RedDenseExport FocusedHigh Fat Potential
ABigeye
Deep ColourDeep RedDeep WaterFatty
BYellowfin
Origin: US
Bright Red RawFirmLeaner Than BluefinMeaty
BAlbacore
Origin: US
Canning ClassicCleanFlaky When CookedLongfin
CLongtail
Everyday UseFirmFull FlavourIndo-Pacific
CBlackfin
Origin: US
Clean When FreshCompact SteaksDark FleshFirm
CSkipjack
Canning MainstayDarker FleshFirmHigh Volume