Dry Marine Sand

Crushed coral is coral rock that has been finely crushed and is used as a substrate in an aquarium. It is usually used in saltwater aquariums, but can be used in freshwater aquariums when trying to maintain alkalinity

Crushed coral is coral rock that has been finely crushed and is used as a substrate in an aquarium. It is usually used in saltwater aquariums, but can be used in freshwater aquariums when trying to maintain alkalinity

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