You also never said what lights you have on the tank?
I have a AquaRay 1500 NP for lighting. This anatomy is placed directly underneath it. All other parameters are great. And slow is awesome, since it could almost pushed off the rock.
AquaRay Ultima 1500 NP stats here: Do I have enough lighting for this one anenome?
http://aquaraylighting.co.uk/aquabeam/
http://www.aquarayusa.com/aquabeam-1500xg-ultima.html