Platycnemis pennipes

A small damselfly with a body length of 35-37 mm and a hindwing length of 19-23 mm, males light greenish-blue while females light yellowish-brown, the antehumeral stripes on the thorax and golden brown pterostigma are diagnostic. Also called the “white-legged damselfly,” this species lives in standing and slow-flowing water, sometimes in fast-flowing water, but rare in ponds and lakes. The blue flies June through August.

Photographs

 male

Attribution: Quartl (Wikipedia Creative Commons)