hi
Im getting brown algae growing in my tank, on the glass, rocks, sand and some of the plant leaves.
the tank is:
6x2x1.6
580l
pond filter with 4000lph pump
1000l power head running a co2 reactor
pressurized co2 injection
EI dosing
4x80w t5 tubes, 2 white, 1 pink and 1 blue
i've had the tank...