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Light and gravid trap sampling locations in suburban Chicago. Stars represent CDC light trap locations, triangles represent gravid traps. A circle around the shape indicates multiyear locations. Green indicates semi-natural areas, and the gray color indicates urban residential or commercial areas. The inset shows the state of Illinois, USA with the black dot indicating the neighborhoods where mosquito collections occurred (Alsip, Evergreen Park, Oak Lawn) between 2009 and 2012.
