NightSpirit
Aquarium Advice Activist
I'm setting up a 12g JBJ nano, and the liverock goes nearly to the top. So if I do a 25% or more waterchange, some of the rock is above the waterlevel for about 10 minutes.
Is it ok for liverock to be temporarily exposed? What about corals?
Is it ok for liverock to be temporarily exposed? What about corals?