I recently caught 4 Fathead Minnows, and I've been trying to breed them. So really, I have 2 questions.
1) What else do I need in my tank for them to breed other than rocks, small rocks as a floor, and a volcano bubbler?
2) Is there a way to identify if they're male of female?
For at least 5-6 months now I've have a fish tank contain 2 Socolofi (1 male and 1 female), 1 Needlenose Fish, and 1 Leopard Frog Pleco. A little surprisingly this small community seems to have worked pretty well in my 25 gallon octagon tank but now I'm seeing a possible issues. For a week or...