My set up ?
(I apologize for french measures ...) 550 liters ( ? galons) + 150 liters filtration unit, 2 x 150 w 10 000 Kelvin + 1 x 400 w 20 000 Kelvin (too blue), german skimmer Tunze, Tunze Stream Powerhead , german calcium reactor (Ratz) ... population: Mainly SPS (acropora,montipora...