New member here (I have been observing for a while though) I started with a 10 gallon a few years ago and went to a 38 gallon and now I am at a 5ft long 100 gallon freshwater setup.
Eheim canister filter with inline heater, planted aquarium with DIY co2
and dose flourish excel.
2 small Flowerhorns (red dragon)
2 blood parrots (1 about 4" and the other at 2.5")
1 Jack Dempsey (6")