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.

  • 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.

Updated Monday, 23-Jul-2018 07:43:21 CDT