Fathead minnows can tolerate, fairly well, extreme problems. It can occupy waters that may be uninhabitable to other fish. Waste water drainage sites are an example. Nonetheless, the contaminants in these scenarios may influence the minnows. There can be reduced reproductive capability.
Fathead minnows are offered as feeder fish. A variety called "rosy-red minnows" is generally the kind salesed for aquariums. If utilized in fish tanks, they need to remain in institutions of five or 6 or a solitary fish will certainly become territorial and also chase other species of fish. Fathead minnows are likewise used as lure. You have most likely either viewed a fathead minnow in an aquarium, or utilized or seen one while angling.