Sport fishermen have recently been catching such aquatic exotica as piranha and Osteo glossum bicirrhosum which--like the flourishing Brazilian tortoise -- were originally introduced in Taiwan by pet fish stores.
水族館引進的觀賞水族，除巴西龜在野外漸成氣候，近來釣魚客在溪發現食人魚、銀帶魚、老鼠魚、螯蝦的事也屢有所聞。