I saw these dragonflies in Cape May, NJ on July 31st, 2010.

This one was at Swan Harbor on July 22nd, 2012.

I saw several of these at Harford Glen park on July 29th, 2012.

I saw this one at Perryman Park on June 28th, 2014.

This one was at Swan Harbor on June 13th, 2015.