Male (left) and Female (right) 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 Spotted wing drosophila trap captures continue to increase as we move later into the season. (See table read more Spotted Wing Drosophila Alert: August 24, 2017