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Abstract
Face to face interview was conducted to survey the 71 tuna fishing boats in Khanh Hoa province in 2017. The research results show that fishermen use boats with shell sizes from 12 - 24 meters, capacity of main engine from 120 ÷ 1,150 CV; Each vessel is equipped with fishing rods with two commonly used hooks, the J-shaped hook and the round hook and retrofit fishing hook, with 10% of the fishing vessels equipped with pulse generators; The ships mainly use from 18÷30 high pressure bulbs with a capacity of 18÷30kW; The average fishing output of each fishing vessel is 2,189 kg/vessel/trip. The average profit of each tuna fishing boat in Khanh Hoa ranges from 100 ÷ 1,434 million VND/ship/year and popularly from 800 ÷ 1,300 million VND/ship/year.
Key words: Fishing, tuna, fishing boat, Khanh Hoa province.