Common Green Darner (Anax junius)
Observed
Patrolling males

Cyrano Darner (Nasiaeschna pentacantha)
Photographed
Patrolling males, ovipositing females

Springtime Darner (Basiaeschna janata)
Observed
a couple

Arrow Clubtail (Stylurus spiniceps)
Photographed
many emerging tenerals

Black-shouldered Spinyleg (Dromogomphus spinosus)
Observed
many patrolling males

Horned Clubtail (Arigomphus cornutus)
Observed
a couple males at landing

Swift River Cruiser (Illinois River Cruiser ssp.) (Macromia illinoiensis illinoiensis)
Observed
a few

Stream Cruiser (Didymops transversa)
Observed
a few

Common Baskettail (Epitheca cynosura)
Observed
a few

Prince Baskettail (Epitheca princeps)
Observed
a few males

Chalk-fronted Corporal (Ladona julia)
Observed
a couple at landing

Dot-tailed Whiteface (Leucorrhinia intacta)
Observed
a few at landing

Four-spotted Skimmer (Libellula quadrimaculata)
Observed
a couple at landing

Twelve-spotted Skimmer (Libellula pulchella)
Observed
a few at landing

Ebony Jewelwing (Calopteryx maculata)
Observed
a couple

Eastern Forktail (Ischnura verticalis)
Observed
a few at landing

Hagen's Bluet (Enallagma hageni)
Netted and released
at landing

Marsh Bluet (Enallagma ebrium)
Netted and released
at landing

Powdered Dancer (Argia moesta)
Observed
many

Sedge Sprite (Nehalennia irene)
Observed
a few by landing

Stream Bluet (Enallagma exsulans)
Observed
many