I have 4 guppies, 3 african dwarf frogs, 2 cherry shrimp, and 1 dwarf pleco. They all seem to get along fine but I have problems only with my guppies ammonia is unknown I need to test soon nitrates 20 ppm nitrites medium, and ph 7.8 sorry this is the best picture I have because the power is out on my fish tanks side of the house