HISTORY
Owners Name: Tracy Gray
Location: Victorville, California
Year the tank was set up: May 2002
Size and Volume of the Tank: 5 foot long by 3 foot wide by 2 foot depth. Volume about 200 US gallons after accounting for some free board at the top
Sump Size: Modified from a 60 gallon acrylic tank includes a refugium
Pounds of Live Rock: Not sure, enough to build a nice reef flat in the given volume
Sand Type/Depth: 3 - 4 inches mixed sand
Type of Biological Filtration: Live rock with Caulerpa refugium
EQUIPMENT
Main system pumps: Mag drive 1800 in sump
Additional pumps: Two Mag drive 950 hidden behind overflow
Reactors: Homemade reactor and all make-up water saturated with Kalkwasser
Protein Skimmers: Homemade skimmer is 6 inch in diameter and about 6 foot tall. Uses recirculating flow for air aspiration
Monitoring Equipment: Occasional manual checks on pH
Wavemakers: None
Doser: Deltec Peristaltic Dosing Pump
Chillers: Cooling fans and used chiller of unknown make
Refugium: Approximately 30 gallons. Refugium is one half of the sump housing Caulerpa, sand, and some live rock.
Denitrator: None
Trickle Filter: None
LIGHTING
Lamps: 800 watts 20,000K radium and 700 watts 10,000K Ushio
Photoperiod: 12 hours on Ushio 10,000K and about 8 hours on radium's
CHEMISTRY
Water Temperature: 80-81°F
Specific Gravity: 1.026
PH: 8.1 - 8.4
Calcium: 450-500 ppm
Redox: Unknown
Alkalinity: 9 - 11 dKH
Nitrate: less than 1 on set up but later really not monitored
Nitrite: Unknown
Ozone: None, but occasionally turned on the UV sterilizer
Phosphate: Essentially 0 by LaMotte
Additives: Kalkwasser, Calcium reactor and Reef Plus on occasion
Water Changes: 7.5 % once per week
RO/DI water: RO - yes
Brand of Salt Mix: What ever I can trade frags for. Usually Instant Ocean
FEEDING
Primarily flake fed three times a day via "Rondomatic" feeder. Some plankton fed on occasion. Some macroalgae fed occasionally. Experimented with various phytoplankton's but later stopped. I didn't really see a difference in the corals and was not trying to keep any non-photosynthetic corals.