accually most big brand pet stores and my LFS Slippery rock corals keep it around 1.022 - 1.024 so his salinity is perfect... any way not all systems are the same so just feed it more. also buy some zoanthaxxe or what ever it is called I feedminethat and it seems to be doing increasingly well!
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Table 1. Parameters critical to control in reef aquaria.
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[FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Parameter:[/SIZE][/FONT][/TD]
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[FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Reef Aquaria Recommendation:[/SIZE][/FONT][/TD]
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[FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Typical Surface Ocean Value:[SIZE=-1]1[/SIZE][/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Calcium[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]380-450 ppm[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]420 ppm[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Alkalinity[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]2.5-4 meq/L
7-11 dKH
125-200 ppm CaCO[SIZE=-2]3[/SIZE] equivalents[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]2.5 meq/L
7 dKH
125 ppm CaCO[SIZE=-2]3[/SIZE] equivalents[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Salinity[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]35 ppt
sg = 1.026[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]34-36 ppt
sg = 1.025-1.027[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Temperature[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]76-83° F[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Variable
2[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]pH[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]7.8-8.5 OK
8.1-8.3 is better[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]8.0-8.3 (can be lower or higher in lagoons) [/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Magnesium[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]1250-1350 ppm[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]1280 ppm[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Phosphate[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]< 0.03 ppm[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]0.005 ppm[/SIZE][/FONT][/TD]
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[TD="width: 20%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Ammonia[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]<0.1 ppm[/SIZE][/FONT][/TD]
[TD="width: 40%"][FONT=Georgia, Times New Roman, Times, serif][SIZE=-1]Variable (typically <0.1 ppm)[/SIZE][/FONT]
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Reef Aquarium Water Parameters by Randy Holmes-Farley - Reefkeeping.com