This is my first aquarium. It's a 29 gallon planted community tank, river rock and two large pieces of driftwood. I currently have 8 ghost shrimp, 7 neon tetras, 2 flame dwarf gouramis, and a few snails. I'm looking to add about 4 Otos and 3-4 GBRs or Apistogrammas to round this tank out.