Willow Emerald new for my Lincs ode list

after a few attempts finally found a male at Kirkby albeit in very strong winds that made photography very tricky indeed as it was blowing about 15cms in each direction! From having seen only two species of Odonata in Lincs in 1989 I have managed to get up to 26 species with a couple more possibles really down south if I am ever in that area -- Yellow-winged Darter eludes me