Can't get PH up!

[Mugster]

Set Up Date :Nov 2001

Tank Size (LxHxW | Volume):180 gal(dual corner overflows)

Sump Size (LxHxW | Volume):55 gal(soon to have DSB)

Live Rock (Mass):approx. 180 lbs Fiji Prime

Live Sand (Mass):4"-5" fine arogonite

Lighting (Type | Wattage | Photoperiod):MH - 2 Iwasaki 250, 1 Iwasaki 400/VHO - 2 140w URI Actinic..1180 watts...11am-10pm (actinics first, then MH start at one end and come on at 30min intervals and shut off in same sequence, simulating sunrise and sunset).

Protein Skimmer (Brand | Model):DAS EX-1

Biological Filtration (Type):Bio Balls which are slowly being removed.

Chemical Filtration (Type):

Circulation (Rate | Brand | Model):4 MJ600, 3 Hagen402, 4 Hagen302 (PH's on timers running at intermintent intervals, off at night, on early morning).

Return Pump (Rate | Brand | Model):Mag12

pH (Morning | Evening):7.9-8.0 / 8.1-8.2

Temperature (Range | oC | oF):78 - 81

Specific Gravity / Salintity (g/g | ppt): 1.024

Alkalinity (meq/l | dKH):Have to test again, forget readings

Calcium (ppm):430

Ammonia (ppm):0

Nitrite (ppm):0

Nitrate (ppm):0.5

Phosphate (ppm):Not tested yet

Fish :2 Tomato Clowns, 2 Seabae Clowns (spawning biweekly), 3 Perculia Clowns, Yellow Eyed Tang, Flame Hawk, Fire Goby

Corals :Frog Spawn, Fox, Bubble, Leather, Green Star Polyp, Colt, Torch, Yellow Pagoda, Red and Green mushrooms, and 2 other frags that I forget the names of.

Invertebrates :Blue Leg, Scarlet, 2 Emerald, Turbo Grazers, 2 Reef Conchs, 2 Cleaner Shrimp, 2 Peppermint Shrimp, 2 Carpet Anenomes and 1 LTA (anenomes from previous 100 gal which have been doing great for more than 2 years now, size of dinner plates and hosts to the clowns).

Maintenance Program :Weekly 10 gal RO water change, Kalk dripped daily as part of top-up, weekly strontium 20ml, magnesium 40ml, and iodine 20ml dosing.

Additional Information (include estimated total system cost if known):Good coraline algae growth started. Some macro on LR which is growing well. Estimated cost 5-6k (probally higher once I gather all the receipts).

HTH [img]smile.gif[/img]