Faced with this conundrum, the school authorities decided to place mosquitofish and paradise fish, both of which eat mosquitoes and their larvae, in the pond.
面對兩難，校方最後決定在生態池裡飼養大肚魚及蓋斑鬥魚，這兩種魚類的食物就是孑孓，亦即蚊子的幼蟲。