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Reef Builders is an online community dedicated to reef tanks. Our popular reef blog informs reef hobbyists about popular reef equipment and the saltwater industry in general. We have discussion forums where you can talk about your reef tank, ask questions and receive help from reef community members. If you are just starting out in the saltwater aquarium world, reef aquarists have found that the Beginners Guide to Saltwater Aquariums and Tanks has been helpful in starting their journey towards reef keeping.