mr_X
Aquarium Advice Addict
You already have 175 pounds of rock in your display. You don't need the ceramic rings, or any surface area besides that.
I would cycle the 25 pounds of rock in a separate container though, just in case.
No, you don't need to separate the algae from the rock in the sump.
I would cycle the 25 pounds of rock in a separate container though, just in case.
No, you don't need to separate the algae from the rock in the sump.