I would rather have it there than in my tank. I have macro algea in my overflows. They do help to get rid of excessive nutrients in the tank and not be seen. JME.
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I would rather have it there than in my tank. I have macro algea in my overflows. They do help to get rid of excessive nutrients in the tank and not be seen. JME.
I also have macro algae in there... It's the pink bubbly one