your lucky with a 75g tank you can use just about any light.its only 18-20 deep and 4ft long.you can use 4-6 ho t5's,2 mh with actinics,you can put as many pc bulbs as with fit.even vho's.its shallow enough for just about any type.for clams you may want mh
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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 |