Song fish belongs to warm waters of the Pacific Ocean. In Vietnam, there have about 30 species including several species with high value. In the Cat Ba, there have 3 species: “song mo” fish, “song den” fish and “song cao” fish.Song fish is a ferocious meat-eate creature but very nutrient. People can cook many nutritious dishes from Song fish such as: salad roll, soup, hot pot, steamed, sauce, grilled…