With practiced hands, they take a suction tube with a rubber bladder at one end and suck the larvae one by one into the aluminum pan, where they do a preliminary check. As hoped, these are Aedes albopictus. They are put into glass jars.
師傅們用橡皮頭吸管，熟練地將孑孓一隻隻吸進小鋁鍋裡，初步鑑定蚊種後﹘﹘果然這些正是白線斑蚊的幼蟲﹘﹘再放入小玻璃罐中。