Spotted Wing Drosophila Dispersal study video

Video outlines research project to track spotted wing drosophila movement across agricultural landscapes.  SWD dispersal between wild Himalayan blackberry borders and field crops is being studied with a liquid egg white isect mark.

Spotted Wing Drosophila Dispersal

Biology and Management of Spotted Wing Drosophila on Small and Stone Fruits Year 3

Summary of SCRI-funded research results from year 3 of the project. It was developed from updated reports and presentations at the 11/2012 SWD Stakeholder Advisory Committee Meeting.

Extension Publications


Recognize fruit damage from spotted wing drosophila, Drosophila suzukii. 2010. Walton, V., J. Lee, D. Bruck, P. Shearer, E. Parent, T. Whitney, A. J. Dreves. 2010. OSU Extension Publication EM 9021.

Identification of SWD

Dichotomous Key (courtesy of ODA)

SWD ID Card (courtesy of UC Berkeley and UC Cooperative Extension)

Spotted Wing Drosophila (SWD) Monitoring, Identifying, and Fruit Sampling (courtesy of WSU Extension)

Spotted Wing Drosophila - What You Need to Know

We've compiled a list of the most frequently-used resources, reports, and bulletins used by growers and other affected by SWD.

For Cherry Growers

How to distinguish larvae of spotted wing drosophila from those of cherry fruit fly

Comparing late instar larvae of western cherry fruit fly and spotted wing drosophila

This photo document details visual differences in late-instar larvae of western cherry fruit fly and spotted wing drosophila. Produced by Dr. Peter Shearer and Preston Brown, OSU MCAREC

Recognize fruit damage from spotted wing drosophila