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#1
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![]() Personally I use pellets and GFO. Bacteria utilize NO3 and PO4 in a certain ratio. The bacteria can sometimes become nitrate limited meaning it will consume all the nitrate while there is still phosphate left over.
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#2
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![]() Quote:
I was thinking about trying that in the future. The only other thing i can think i did recently was bring salinity down from 1.028 to 1.026 during a w/c. Unfortunately i did this and added GFO during the same week maybe it was a combination it didnt like.
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![]() - 33 Gal - 20Gal Sump, MP10/Hydor Powerheads, Aquaticlife 4x T-5HO, Vertex IN100, TLF w/Biopellets, Tunze ATO -45GAL Build in Progress!- |
#3
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![]() Going down in salinity by two points won't harm the critters either. Going up is trickier. If the salinity was at 1.028 for awhile that could have been the cause of the RTN. How are you checking salinity?
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#4
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![]() Vertex Refractometer. I didnt calibrate it for a month and it shifted my reading by 0.002 which is why i did a salinity shift.
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![]() - 33 Gal - 20Gal Sump, MP10/Hydor Powerheads, Aquaticlife 4x T-5HO, Vertex IN100, TLF w/Biopellets, Tunze ATO -45GAL Build in Progress!- |
#5
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![]() I ran my tank at 1.035 for a while without anything bad, so I wouldn't guess salinity.
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Brad |
#6
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![]() Weird, I was getting RTN at 1.030 awhile back.
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#7
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![]() Maybe you have some touchier corals. I've also run my tank at about 1.030-1.031 without any problems. Not that I do that on a regular basis, it was a bad month for intelligence.
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Christy's Reef Blog My 180 Build Every electronic component is shipped with smoke stored deep inside.... only a real genius can find a way to set it free. |
#8
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![]() Strange. Mine was high for months (accidentally) without any RTN at all.
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Brad |