Eupeoides sp (probably Eupeoides luniger)
Long Hoverfly (Sphaerophoria scripta)
Marmalade hoverfly (Episyrphus balteatus)
Pied hoverfly (Scaeva pyrastri)
Thanks to the UK Hoverfly Facebook group for help with identifying most of these to species level! Apart from the Marmalade hoverfly, these are all new species for me. There were also others that wouldn't let me photograph them!
I was also delighted to see a couple of burnet moths (six spot burnets I think), including this one
Wildlife Information Centre
which keeps records on the wildlife in this area.