Fathead minnows are sold as feeder fish. A variety called "rosy-red minnows" is usually the kind cost fish tanks. If used in aquariums, they need to be in institutions of 5 or six or a single fish will certainly come to be territorial and chase other types of fish. Fathead minnows are additionally relied on as lure. You have probably either viewed a fathead minnow in an aquarium, or made use of or viewed one while fishing.
Fathead minnows can tolerate, rather well, extreme disorders. It could populate waters that might be uninhabitable to other fish. Waste drainage websites are an instance. However, the toxins in these circumstances could affect the minnows. There can be reduced procreative capacity.