I have 3 and they are all in the sand bed, 2 are over 3 yrs and doing fine. I always make sure they are settled in deep enough to protect their foot. I have seen pics from the wild where they are almost totally embedded in solid rock substrate.
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Mike
150g reef, 55g sump, T5's, Vertech 200A, Profilux III - German made is highly over rated, should just say Gerpan made.
Reefkeeper - individual obsessed with placing disturbing amounts of electricity and seawater in close proximity for the purpose of maintaining live coral reef organisms.
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