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problems keeping sps alive???
i am having troubles keeping sps corals alive.
my tank is 125 gallon with a 100 gallon sump.
lighting i a diy led light consisting of 44 Xp-G cool white and 44 Xp-E royal blue dimmed with meanwell 48P's
my water parameters are
calcium 440 - 480
PH 8.1 - 8.2
Phosphate 0
ammonia 0.3 (just added a bag of new sand to tank)
KH 130
Nitrite 0.1
Nitrate 15
Salinity 1.025
Temperature 78.5
tank is 1 1/2 years old
usually within a day or 2 the sps are completely bleached.
i'm only running my led's at about 40 - 50%
any other info needed just let me know and i'll do my best to answer
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