I caught this fish in southern florida and It looks like a minnow and its kind of aggressive
some of the fish have black spots on there butt area I believe these are the females They are a grayish color and like to swim on the top of the tank in schools they are also very small
some of the fish have black spots on there butt area I believe these are the females They are a grayish color and like to swim on the top of the tank in schools they are also very small