May 30, 2019 — LaCrosse County
Retention pond at intersection of Sand Lake Rd and County S in Onalaska.
Common Green Darner (Anax junius)
Observed
2-3 pair in tandem flying over the edge of the pond.
Dot-tailed Whiteface (Leucorrhinia intacta)
Photographed
1 teneral
Eastern Forktail (
Ischnura verticalis)
Photographed
10-15 teneral and immature males and females.