Yellowfin tuna

Yellowfin tuna (Thunnus albacares )

The yellowfin tuna and ahi (Thunnus albacares ) is a of tuna and an important food fish. He comes in all tropical and temperate oceans and seas before, but not in the Mediterranean. Internationally known the fish is mainly under the name of Ahi, which comes from the Hawaiian and representative of a whole food type (see Ahi Poke ).

The second dorsal fin and the anal fin are both bright yellow, where the tuna got its name. The colors of the body go from metallic - blue at the back of his silver over on his stomach. On the belly there are also 20 vertical lines. He is up to 240 centimeters long and 200 kilograms.

The yellowfin tuna like is grouped with other fish of the same size, and other tuna species. Larger specimens were also observed with dolphins, porpoises and whale sharks. The food of yellowfin tuna consists of other fish, crustaceans and squid.

In the commercial fishing of yellowfin tuna caught with purse seines and longlines. It is then sold mostly frozen or packed in cans. The yellowfin tuna is also popular with anglers because of its speed and size.

Hazardous situation

The World Conservation Union IUCN leads the yellowfin tuna in the Red List of endangered species and presents him as Near Threatened ( Near Threatened ) dar. However, it considers revaluation of the kind necessary.

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