Common Green Darner (Anax junius)
Observed
Several flying nearshore

Black-shouldered Spinyleg (Dromogomphus spinosus)
Photographed
A few on rocks and vegetation near the river

Common Sanddragon (Progomphus obscurus)
Photographed
A few perched on the asphalt parking lot

Dragonhunter (Hagenius brevistylus)
Photographed
1 seen in low brush in a field along the road just before the parking area. Allowed me to get within 3 feet before rousting

Dusky Clubtail (Phanogomphus spicatus)
Photographed
A few perched on the grass along the river.

Lancet Clubtail (Phanogomphus exilis)
Photographed
One seen in the higher brush along the river.

Midland Clubtail (Gomphurus fraternus)
Photographed
One male and female perched on vegetation along the river.

Mustached Clubtail (Hylogomphus adelphus)
Photographed
One perched at shoulder height in brush along the river.

Rapids Clubtail (Phanogomphus quadricolor)
Photographed
1-2 perched on the asphalt parking lot

Riverine Clubtail (Stylurus amnicola)
Photographed
One tandem pair perched on a brush area about 25 feet from the river.

Rusty Snaketail (Ophiogomphus rupinsulensis)
Photographed
One perched in deep brush about 25 feet from the river

Swift River Cruiser (Illinois River Cruiser ssp.) (Macromia illinoiensis illinoiensis)
Photographed
Several patrolling river close to shore.

Common Whitetail (Plathemis lydia)
Observed
A few seen

Ruby Meadowhawk (Sympetrum rubicundulum)
Observed
Could have been a Cherry. Only saw the one.

Twelve-spotted Skimmer (Libellula pulchella)
Observed
A few seen

Widow Skimmer (Libellula luctuosa)
Observed
A moderate number seen perched in the brush along and away from the river. So many that they distracted me from my primary targets.

Ebony Jewelwing (Calopteryx maculata)
Observed
A few

Blue-fronted Dancer (Argia apicalis)
Photographed
A few along the river bank

Blue-tipped Dancer (Argia tibialis)
Photographed
A few along the river bank

Powdered Dancer (Argia moesta)
Observed
A few seen