Great Blue Skimmer Photo by Tony Schoch

Great Blue Skimmer Photo by Tony Schoch
Libellula vibrans
Adult male (dull)
Location
United States > Pennsylvania > Berks
Date
Aug 24, 2014
Caption
This shot was taken along the Schuylkill River in a basin where coal silt had been dumped in the 1950's dredging of the river by the Army Corps of Engineers.

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