In my 10 gallon I replaced the substrate with fluval stratum. Added some wood and some more plants. 
In my 75, I moved the wood to the outer edges of the tank, removed the barrel, and put the cave in the back corner as that is ram breeding ground.
In my 75, I moved the wood to the outer edges of the tank, removed the barrel, and put the cave in the back corner as that is ram breeding ground.
