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Are sea snakes venomous, and what are the common species?
Sea snakes are a subfamily of the family Elapidae in the order Serpentes, and are found in the coastal waters off China's Liaoning, Jiangsu, Zhejiang, Fujian, Guangdong, Guangxi and Taiwan. Sea snakes feed on fish and shrimp, and like land snakes they also have relatively high economic value, so are sea snakes venomous? What species are there