Hello I am in the process of setting up 2 Nano tanks for my kids,, 1 - 28 gallon jbj nano and 1-22 gallon pico Nano, I have a 90 gallon mixed reef and I am new to the Nano tanks, I plan on running them with no skimmer just gonna do weekly water changes and any help with keeping these tanks up and running clean would be appreciated,,, how to set up? As far as filtration?thanks