Catching tuna Maldivian
Bigeye tuna (scientific nomenclature: Thunnus obesus) is a species of tuna in scombridae characterized with large eyes compared to body size in relation to other types of tuna. Fish are distributed in tropical and subtropical Indian Ocean, the Pacific Ocean to 30oS. In Vietnam, distributed mainly in the offshore waters of the Central and Southeast.
Vietnamese common names are: bigeye. Local names Oceanic Tuna, Tuna eyes. English common name: bigeye tuna is, bigeye, Tuna, Thon, Thon obese, Patudo, Big Eye Tuna, Big Eye, Ahi-b. Japanese Name: Mebachi Mebuto. Spanish Name: Patudo. Italian name: Tonno obeso. German names: Grossaugenthun, Grossaugen-Thun, Grossaugen-Thunfisch, Thunfisch.
Size exploitation 600-1800 mm. Friendly tuna diamond, long, slightly flattened sides. Two dorsal fins close together, later dorsal fin 8-10 second side. Long pectoral fins especially in childhood individuals. Second dorsal and anal fins are not long as yellowfin tuna. The scales on the body is very small. Big eyes and very nutritious. The back is dark green metallic luster. The lower torso and abdomen pale white. The first dorsal fin deep yellow, second dorsal and anal fins still pale color. Side fins bright yellow with black borders.
This is one of the fish species are exploited and export market especially in Japan,  bigeye tuna in Japan in March 2014 reached 7032 tons, worth 5509 million yen, an increase of 32% in volume volume and 29% in value compared to the previous month, while compared to the same period last year decreased by 5% in volume and 16% in value.  In Vietnam, in 2013, production of yellowfin tuna, bigeye reached nearly 16,000 tons, the export value reached USD 526 million.