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Species Drosophila suzukii - Spotted-winged Drosophila

Spotted-wing Drosophila - Drosophila suzukii Spotted-winged Drosophila - Drosophila suzukii Spotted-winged Drosophila - Drosophila suzukii - male Drosophila sp. - Drosophila suzukii Drosophila suzukii - female Drosophila suzukii - male Small flies mating on rotting fruit - Drosophila suzukii - male - female Pennsylvania Diptera for ID - Drosophila suzukii - male
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 ((Sophophora) melanogaster species group)
Species suzukii (Spotted-winged Drosophila)
Other Common Names
Spotted Wing Drosophila, Cherry Vinegar Fly
Explanation of Names
Drosophila suzukii Matsumura 1931
2-3 mm
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.
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)
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)
Unlike most congeners, this species lays eggs in healthy fruit and can be a serious agricultural pest(1)
Internet References
Pest alerts: FL, OR
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.