Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Discussion of 2018 gathering

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
Info
ImagesLinksBooksData

Species Drosophila suzukii - Spotted-winged Drosophila

Fly - Drosophila suzukii - male Drosophila suzukii - female fly on tree sap - Drosophila suzukii Spotted-winged Drosophila? - Drosophila suzukii - male Drosophila suzukii - male D. suzukii? - Drosophila suzukii - male Fly - Drosophila suzukii - female Drosophila suzukii - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Superfamily Ephydroidea
Family Drosophilidae (Vinegar Flies)
Subfamily Drosophilinae
Genus Drosophila
No Taxon (melanogaster species group)
Species suzukii (Spotted-winged Drosophila)
Other Common Names
Spotted Wing Drosophila, Cherry Vinegar Fly
Explanation of Names
Drosophila suzukii Matsumura 1931
Size
2-3 mm
Identification
Red eyes, yellowish-brown body color and dark bands on the abdomen. Males have a small dark spot on the leading edge of the wing near the tip, "spotted wings" and two sets of mating combs on the prothoracic legs. Females lack the spot and have a larger ovipositor than other common Drosophila spp.
Range
native to e. & se. Asia, recently (2008) found and established along the Pacific Coast (BC-CA) and in FL(1)
In 2011 it has been showing up in ne. US (may become a serious pest of blueberries)
Food
Many commercial fruits/berries (cherries, plums, raspberries, blackberries, blueberries, strawberries, etc.)(1)
Life Cycle
The life cycle can be as short as 8-9 days (up to 13 generations a year in Japan)
Remarks
Unlike most congeners, this species lays eggs in healthy fruit and can be a serious agricultural pest(1)
Internet References
Pest alerts: FL, OR
http://cisr.ucr.edu/spotted_wing_drosophila_cherry_vinegar_fly.html
Works Cited
1.California plant pest & disease report, Vol. 25 (Jan 2008 through Dec 2009)
Gaimari S., O’Donnell M., eds. 2011. California Department of Food & Agriculture, Plant Pest Diagnostics Branch. 108 pp.