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- Anonymous7 years agoFavourite answer
buy some sucker fish. They live off of algae, and they can live to 10 years. I have one from 2006. Yo don't even have to clean your fish tank completely the sucker will do your job
- 7 years ago
sucker fish and snails work well for this. how often do you clean your tank? you may need to clean it a little more often.
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