Reef Tank Sand
I was wondering what alternatives there are for a sand bottom, love the look of sand but as I understand it, could be something of a ticking time bomb. I didn't want to go completely bare bottom but I'm looking for any ideas as far as maybe using ceramic tiles or even reef rock with cut flat bottoms stacked on egg crate with rubble in the gaps.

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Reef Sand vs. Play Sand

Introduction Choosing the sand substrate for a reef aquarium is a critical decision that affects the tank's appearance, water chemistry, and even the health of your livestock. Reef hobbyists often debate the merits of aragonite-based reef sands (marketed specifically for marine aquariums) versus cheaper alternative sands like hardware store play sand . Understanding the differences in sand ...
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