Colouring, black spots on pale thorax, seen feeding on Angelica.
No interactions present.
I'm not sure you can tell that it is maculata, as minor is very similar and the presence or not of an AD bristle on the mid-tibia cannot be made out to tell them apart. I would leave it at genus.
My Flickr photos...
Second photo added to aid ID
Lat/Lng: 53.3634126, -2.8427115
OS grid ref: SJ440855