Unsure which species it is.
No interactions present.
Hi Phil, I note your revised ID and caution over these two very similar butterflies. However it has passed both tests on it's upper side markings so I'm inclined towards the SPBF. If it were only one pass I would agree with you. Regards Chris.
Chris Brooks - www.dragonfly-images.co.uk
My Flickr site - www.flickr.com/photos/ceb1298
Lat/Lng: 54.14588, -2.775557
OS grid ref: SD494725