Hi..

Here is my new dosing plan for my 15 gallon wide tank (2.7wpg, 35-42ppm CO2,
fish load: 8 harlequin rasboras, 3 saes, 3 otos, 3 clowns, 2 corys):

35-42 ppm CO2 = 35-42 mg/l is to much.

15-20 ppm CO2 were o.K.

What does anyone think?

I think fish is the decisive factor.

--
cu
Marco