Generally, over the fam. scombridae, including macro and palamid, fishes characterized by fusiform, compressed side, very thin to the tail, covered with small, barely noticeable scales.
Tuna are large scombrims that populate all the warm, especially the Atlantic and Mediterranean Sea.
Mediterranean tuna (Thunnus thynnus) can reach up to 2-3 m in length, being one of the most valuable consumer fish, other tuna species in European areas generally less than 1 m long.
It feeds on blue scrubs, lighters, and sardines.
They have a length of 80-200 cm, rarely up to 5 m (500-600 kg). The fusiform body, with a thick skin, with large scales, thick enough, forming a plateau on the chest that passes the Vv heads.
Conical snout without scales. Mouth more or less large, with small teeth, conical and sharp on the jaw, vomer, palatine.
The dark blue back. Sides and abdomen of gray with silver stains. Blue pectoral shield.
Reproduction in April-May; pelagic.
Frequently in the Mediterranean; often in the middle of the Black Sea, sometimes reaching the shore; in the Atlantic on both ribs.