Common Green Darner (Anax junius)
Observed
One

Arrowhead Spiketail (Cordulegaster obliqua)
Netted and released
One male patrolling a narrow, shallow, rocky stream through a wooded ravine. The stream flows from a body of water impounded by an earthen dam.

Racket-tailed Emerald (Dorocordulia libera)
Netted and released
A few

Chalk-fronted Corporal (Ladona julia)
Observed
A few

Four-spotted Skimmer (Libellula quadrimaculata)
Netted and released
A few

Frosted Whiteface (Leucorrhinia frigida)
Netted and released
Several pruinose whitefaces. Netted one male to confirm ID by 10X examination of hamules.

Twelve-spotted Skimmer (Libellula pulchella)
Observed
One

Ebony Jewelwing (Calopteryx maculata)
Observed
Several along stream

Sedge Sprite (Nehalennia irene)
Observed
Several ovipositing pairs at lake