Originally Posted by Naladari
No shrimp? How come?
Not necessarily true I've kept ghost shrimp, amanos, red cherrys and other neocardinas in a co2 injected aquarium, DIY and pressurized (1 bps) and they are perfectly fine.
Crystal reds and crystal black shrimp, and a majority of cardina species except amanos are more sensitive though. I've never tried since I don't have a ro filter. Their water parameters have to be constant and no change in which co2 will alter parameters