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lava rocks
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  1. WTB/RAOK
    I'm looking to top off my HI red shrimp bowl with a few "medium"-sized BLACK lava rocks. Say 3-4 of them in a 3-4" sized unused that you may have left over from a larger bag. RAOK orWTB. If you know of anyone who reg. sells a few medium pieces, that info. would be appreciated too. Thanks! Koi
  2. DIY
    I'm going to be undertaking a diy project with lava rocks. The mortar will more than likely be silicon. And I have numerous tanks at my disposal. The inhabitants will be the world famous Hawaii opae ula! And for these micro lobsters I plan to make it a really beautiful scape. With caves and...
  3. DIY
    I think I know what most people will say... But I still see it as theoretically possible... I want to create a system using undergravel filters that can run indefinitely. My idea is that by having the substrate heavily rooted in multiple layers (a top layer of shallow rooted plants like Narrow...
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