Captured, photographed and released. I used a trading-card container
to hold the bug while I shot it. The container's small size allows you to shot the critter no matter where it happens to pause.
This could be an immature Buenoa sp.
. You'll note the light-colored scutellum, a key feature in distinguishing it from the genus Notonecta
. (Arnett, p. 280 (1)
). But I am not sure how radically a nymph would change color-wise before adulthood, leaving me to wonder.