Planted Tank Guru
Join Date: Apr 2011
Location: Hamilton, Ontario, Canada
The main questions, is why do you want to lower it? If your fish/plants/shrimp are happy, messing with it and trying to balance it, is only going to create more problems that it solves.
20g platy, , 2 x 10g shrimp, 3 x 20g shrimp, 7.5g shrimp and 1 great dane/mastiff puppy.
Sump Pimp #2
My Tanks and my shrimps