A Malachite beetle (Malachius bipustulatus) taking off:
Another sort of beetle (possibly an Elateridae of some sort?) also getting airborne
What I deduce to be a Red-legged Shieldbug nymph, but the pie-crust markings around the edge of the abdomen don't look like the reference photos on the web, so maybe I'm wrong?
My first Large Skipper (male) of the year:
A Volucella pellucens hoverfly waiting for better weather:
One of the Xylota species of hoverfly, but I'm not sure which yet.