Quote:
Originally Posted by Koleswrath
I'd recommend at least stirring up and siphoning out the detritus with water changes. Sandbeds will be able to buffer against a certain amount of decay but only up to a point. Eventually a calcium carbonate sandbed will lose it's ability to adsorb nutrients and will need to be replaced. Cleaning it out will help extend the useful life of it.
Greg
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Can you please refer me to a link where this claim is justified/proved? I never heard of sand bed buffering/has the ability to buffer/absorb nutrients......