- As the author of "Simplified Reefkeeping", Robert Metelsky recommends a thickness of approximately 1-3/4 to 2 inches, which calculates to 1.45 pounds of sand per gallon. For a 55 gallon tank, this is 80 pounds.
- The FINS Reefkeeper Live Sand FAQ's says that it is normally used at a rate of 10 pounds per square foot of bottom area, which yields about a 1 inch deep covering.
- In Michael Paletta's "The New Marine Aquarium", he suggests a depth of 1/2 to 1 inch.
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