Hmmm! Some interesting images there Stephen. Several look to me to be clear cut Theklas and one at least looks more like a Crested, but others look very tricky indeed! Any info on time of year? And, yes, I hesitate to be the first one to 'jump into the water' and say which one is which. I'll ponder a little longer on this!
Last edited by John Cantelo : Tuesday 22nd March 2011 at 14:11.