Carribean rock is cultured from artifical reefs... not sure on fiji but I believe they take it from nature. I'm a fan of fiji rock (its fairly porus) carribean rock I believe is more dense but doesn't come with some of the bad hitchhikers that fiji rock does such as planarian worms and such.
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210 Gal Reef w/ 55 Gallon Sump/Fuge, 125 Gal Fish Only, 65 Gal Seahorse-29 Gallon Sump, 55 Gal FOWLR, 54 Gal Corner FW Community, 20 Gal Nano FOWLR, 55 Gal Piranha, 29 gallon QT
"All the yellow tangs and clownfish in the world can't save you now! hahahah" Peter from Family Guy
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