Small dragonfly, sat in same place for several minutes in our garden.
No interactions present.
On this specimen the black on the face does not extend down the side of the frons, on the Ruddy Darter it does.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 51.443, 0.0835
OS grid ref: TQ448736