Jul 13, 2020 #21 M mike550 Valuable Member View Badges Midwest Reefer Joined Oct 13, 2019 Messages 2,268 Reaction score 2,380 Location Chicago Rating - 0% 0 0 0 Every three days: Alk, NO3, Phos, Ca, Mg. 10-15% weekly water change so I don’t check salinity very often
Every three days: Alk, NO3, Phos, Ca, Mg. 10-15% weekly water change so I don’t check salinity very often
Jul 13, 2020 #22 jd371 Valuable Member View Badges Joined Jun 26, 2015 Messages 2,108 Reaction score 2,118 Location Long Island, New York Rating - 0% 0 0 0 Once a week, Wednesday is my test day.
