Mackerel fillet

The mackerel (Scomber scombrus). The maximum registered weight is 3400 grams, the maximum stated age is 17 years. It grows 30 to 50 cm long. The lack of a swim bladder is characteristic of the mackerel. It has a beautiful green-blue back that is interrupted by dark wavy lines.
The mackerel is a schooling fish that swims close to the water's surface. Food is also sought on the surface of the water. The mackerel is a very voracious fish and feeds on planktonic organisms, small crustaceans, shrimp and fish larvae. They swim with their mouths open through the clouds of plankton and filter the small lobsters, snails, etc. from the water with their gill screen. The adult mackerel also hunt small fish, usually sprat and young herring.