Size: SmallMaximum Growth Size: Minimum Aquarium Size: 50 Gal (190L)Current: Low to Moderate Lighting Requirements: LowReef Aquarium Compatibility: Excellent Reef Aquarium AnimalTank Placement: Bottom to Middle Care: EasyTemperature: 74° to 82° (23° C to 27 C)Salinity: 1.024 to 1.026Calcium: 400 to 430 ppmAlkalinity: 3.5 MEQ/L (8 to 11 dKh, 10 is recommended)Phosphates: 0Magnesium: 1200-1350Strontium: 8 to 10Tank Placement: middle to lower