![]() Eradication of GAS has become a cumbersome and costly task. ![]() ![]() It acts as a vector for Angiostrongylus cantonensis (rat lungworm), which causes fatal eosinophilic meningoencephalitis in humans. Furthermore, Pomacea has threatened some native aquatic plants in these countries. Heavy economic losses as well as high costs of control have been reported in some Asian countries. In Thailand, it seriously damages Ipomoea aquatica, a popular vegetable. Pomacea is now a major pest in rice and taro crops. In its native environment GAS has not become a major threat to the ecosystem, but it has become an invader in new ecosystems due to its physiological adaptability and ability to move along distance within a water system. Many potential benefits of GAS have been recognized, including its use as a food source use in the aquarium trade for biological control of weeds as a protein source for fish, ducks, pigs, and crocodiles and as a liquid biofertilizer. ![]() The golden apple snail (GAS), Pomacea canaliculata (Lamarck), is a large freshwater snail native to tropical and subtropical South America that later spread to Taiwan, Japan, the southeast People’s Republic of China, and the Philippines. ![]()
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