The genus comprises a vast range of similarly shaped fish which vary in length from the 1.5-metre albacore to the bluefin, which can measure more than three metres.
The seven species of tunas in the genus Thunnus are the northern bluefin tuna (T. thynnus), albacore (T. alalunga), yellowfin tuna (T. albacares), southern bluefin tuna (T. thynnus maccoyii), bigeye tuna (T. obesus), blackfin tuna (T. atlanticus), and longtail tuna (T. tonggol).
The yellowfin tuna reaches a maximum weight of about 180 kg (397 pounds), and the albacore grows to about 36 kg (79 pounds).
The canned meat of albacore and yellowfin tunas is one of the world's most popular seafoods.
The other commercially important species are the albacore, marked with a shining blue stripe on each side; the yellowfin, with yellow fins and a golden stripe on each side; and the bigeye, a robust fish with relatively large eyes.
Trenor's own compromise is to serve wild "small format" tuna like skipjack or albacore, fish that he feels can embrace the "principles of seasonality, local awareness and sustainability" that sushi originally expressed before it was "transformed through cultural misinterpretation and overzealous globalization into exactly the opposite".
Sear the albacore steaks for 30 seconds on each side.
Escolar, which can also legally be called oil fish, was disguised as white tuna, which is an unofficial nickname for albacore tuna.
Serve them warm, drizzled with good olive oil, or cool, for this exceptional slow-cooked albacore salad.
But suppose, in the best of all possible worlds, you had a fillet of fresh albacore and a few pounds of new-crop shelling beans, both of which are in season now.
Start off with an oyster platter and the BC tasting for two, which resembles a four-tiered seafood wedding cake of Dungeness crab salad, scallop ceviche, albacore tuna tartar and smoked sockeye salmon terrine.
