This tiny insect lives upside down on the underside of the surface of a creek, in an air bubble. The air bubble was about 1/4 inch wide. I wasn't sure I saw it move under its own power as the water had just come over a set of rocks that disrupted the flow.

One day in the goldenrod https://www.inaturalist.org/observations/60519883, https://www.inaturalist.org/observations/60526191 – lots! of visitors. Including Hoverflies, many Eristalis pertinax, now and then Sphaerophoria, Helophilus; many tiny butterflies Anthophila fabriciana; various tiny insects; green bugs; Pisaura mirabilis mum and other spiders

https://www.inaturalist.org/observations?nelat=51.35303200775538&nelng=12.35819298838198&on=2020-08-15&place_id=any&subview=grid&swlat=51.35257135479065&swlng=12.355008535729048&user_id=mobbini&verifiable=any

Another day in the goldenrod https://www.inaturalist.org/observations?nelat=51.35303200775538&nelng=12.35819298838198&on=2020-08-29&place_id=any&subview=grid&swlat=51.35257135479065&swlng=12.355008535729048&user_id=mobbini&verifiable=any