In response to the 5G tank, I had alot of fish in it, for quite a while, with water changes fortnightly. I had no complications with this setup.
In the past I had 2 Blue Dwarf Gouramis,6 Neons, 7 White Cloud Minnows,4 Ghost Shrimp, and 1 Butterfly Pleco in the 5G Tank and they all seemed to be...