水草情迷

最近发现鱼缸玻璃上有很多细如头发丝的白色小虫，想问下怎么会有这种虫的产生的，养什么鱼可把它吃掉或者有什么方法可以根治啊．谢谢各位高手先．

short term
1. clean the filter
2. suck and clean the soil
3. change water
4. add fishes with small mouth
5. do not provide food to the fishes

long term
1.maintain good maintenance, clean filter, suck soil, change water......
2.do not overfeed the fishes

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友朋知所剔，何患少交遊。

for example?