Black Flies - Minnesota Dept. of Health

Black Flies

Black flies, also called biting gnats, are common pests during the warmer months of the year. Immature black flies develop in stream and river habitats.

  • Black Flies
    About 30 species of black flies occur in Minnesota. Black flies, also referred to as gnats or buffalo gnats, can be a serious problem because of their ability to bite. University of Minnesota Extension Service. Attention: Non-MDH link

  • Biting Gnat Control: Black Flies
    Black flies do not transmit any diseases to humans in Minnesota but their bite can be quite painful and itchy. Metropolitan Mosquito Control District. Attention: Non-MDH link









Updated Friday, April 25, 2014 at 01:28PM