I moved some fish around between my 3 tanks and ended up with a empty tank 20 gallon I restocked it with 6 fancy guppys 2 male 4 female I know they will breed and increase their numbers my question is is there anything specific I need to know for keeping guppys I have a sand substrate drift wood a few large rocks and artificial plants in the tank with a
hob filter and a heater and a air stone is there anything els I need or should watch out for iv never had guppys in any of my tanks before