August 8, 2025 — Dane County
UW Arboretum East Entrance & Gardner Marsh. Includes Wingra Creek either direction from the Arboretum Drive bridge over the creek (a total of approximately 1000 ft) and the Gardner Marsh trails/boardwalks.
1:52-3:04pm
Partly cloudy to cloudy
89-90F
Wind S 15mph gusting to ~25
Additional individuals not reportable in checklist:
WINGRA CREEK
> unidentified Coenagrionidae sp/spp - 2 mature ad, 1 teneral
GARDNER BOARDWALK
> unidentified large Aeshnid 1 - flying
> unidentified Libellulid sp 1 - flying
Common Green Darner (Anax junius)
Observed
5, Wingra Creek, cruising, all M
Autumn Meadowhawk (
Sympetrum vicinum)
Photographed
1 - female (photos), perched on roadside twig along Arboretum Drive
Blue Dasher (Pachydiplax longipennis)
Observed
Wingra Creek - 29 M, 2 F, perching on water lilies, 3 squabbling with each other above water lilies
Boardwalk - 2 perched on trailside twigs, 3 squabbling above water lilies
Eastern Amberwing (Perithemis tenera)
Observed
27, Wingra Creek, all M, perching on water lilies, squabbling with each other above water lilies
Eastern Pondhawk (Erythemis simplicicollis)
Observed
Wingra Creek - 3, all M, perching on water lilies, occasional flights
Boardwalk - 5 = 3 pruinescent M, 1 F, 1 green gender undetermined - perching on boardwalk/trail/once on my net
Ruby Meadowhawk (
Sympetrum rubicundulum)
Photographed
1, Boardwalk, male (photos, include pretty good of hamules - contrast slightly enhanced on that photo), reporting as this species, perched on trailside display