black sand would look really cool.i was talked out of using black sand cause many people said the corals benefitted from the light reflecting off the white sand back onto the corals undersides.idk if its true but i went with white just in case.
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55 gallon reef with 4x54 watt t5,29 gallon sump,red monti cap,1blue echinophyllia,trumpet,red lobo,2 toadstools 1purple and 1neon,gsp,xenia and yellow xenia,red ,many mushrooms,2 giant frilly shrooms,cabbage coral,yellow polyps,many zoos,1 orange and one neon green nepthia,duncans,cladiella | 
Colored sand 
