Aquarium Substrates

Crushed Coral

Deciding between crushed coral and aragonite or live sand can be difficult for many beginner hobbyists. There are only a few instances when crushed coral should be used over aragonite or live sand. Saltwater Aquarium Crushed Coral Crushed Coral is literally made from crushing up dead coral skeletons. The added benefit of using crushed coral …

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Aragonite Sand

About Aragonite Sand When some aquarists say Live Sand, they may actually be referring to Aragonite Sand. Like Live Sand, Aragonite is a calcium based sand that will help buffer the aquarium against swings in pH. The grain size of Aragonite is typically a little bit larger than traditional sugar live sand. Live aquarium sand …

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