single i take it??? lol. they can be quiet or loud or clean or messy. just depends on your setup and maintaining it. you cant flow 1200gph silently. or leave it for 6 months and expect wildflower freshnesshybridtheoryd16;2964790; said:Your mother said this? or was the person supposed to be an equal like a girl friend or wife? If its the second one. Then save your self years of unhappiness and cut it now!--------------anything to do with fish is messy compared to not having them at all. There will be times when some water gets on the floor. And there will be times when they look bad. And there will be times when they are loud to certain people. Get over it, stuff happens