Get rid of Deer, Horse, and Yellow flies with a blue cup! AN amazing home remedy from the University of Florida. spray with Tanglefoot/insect sticky spray. wonder if it works better than a plastic zip bag filled with water ?
Trapping Deer Flies in Livingston County, Michigan: making and using the deer fly trap umbrella.I don't know if this would work, but my kids would love to walk around my yard with this umbrella catching deer flies!