THIS CORAL SAND IS GREAT FOR MARINE FISH AND MALAWI CICHLIDS. CORAL SAND LOOSE BAGS. ON A SLIGHTLY LARGER SCALE THIS CORAL SAND CAN ALSO BE USED ON YOUR POND. IN SMALLER AMOUNTS YOU CAN ALSO USE THIS IN YOUR TROPICAL, COLD WATER FISH TANK TO HELP KEEP THE P.H AT A STABLE LEVEL.
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