Male Spotted Wing Drosophila; photo by Griffin Dill. Actual size: 2-3 mm. David Handley, Vegetable and Small Fruit Specialist; James Dill, Pest Management Specialist; Frank Drummond, Professor of Insect Ecology/Entomology Our trap captures for spotted wing drosophila continued to increase this week at nearly all locations. (See table below.) Growers with read more Spotted Wing Drosophila Alert: September 1, 2017