No. According to the query long fish related information, long fish is not seafood. Long fish that is eel, is a common aquatic fish, its appearance long like a snake, body color is greenish yellow, non-toxic. Living in rice paddies, small rivers, streams, ponds, rivers and canals, lakes and other water bottoms, all over China are produced to the Yangtze River Basin, Liaoning and Tianjin production more.