Black and orange insect, not a good swimmer.
No interactions present.
Lat/Lng: 56.81151, -2.65992
OS grid ref: NO598690
Fished out of a public toilet with the end of a Sycamore leaf (about pencil width) and photographed with a child's camera, sorry about the quality. Surrounding land is farmed, gardens, mixed woodland, rough grass, play park.