Family Libellulidae
Genus Ladona
Chalk-fronted Corporal (Ladona julia)

Flight season: mid-May to late July.

Population: common. Usually observed flying near local marshes and lakes with a decaying organic substrate (like the north shore of Stoco Lake). At the peak of the flight season fairly large numbers can be seen foraging along the trans-Canada Trail.

Length: about 40 mm.

Tweed, Ontario, the north shore Stoco Lake near the pavilion: marshy shoreline, relatively shallow water with mud bottom supporting sedges and rushes, pondweeds, Fragrant Water Lily, Blue Flag, Sagittaria spp and Pickerelweed.
Male Chalk-fronted Corporal (Ladona julia) this dragonfly often prefers to perch on the ground, rocks or trails (June 17, 2010).

East of Tweed, Ontario, along the trans-Canada Trail: deciduous woodland with clearings created by the trail.
Immature male Chalk-fronted Corporal (Ladona julia)
May 17, 2016

Tweed, Ontario, near a sand-bottomed woodland stream east of town along trans-Canada Trail: small sand bottomed creek as well as some standing or slowly moving water in shady forested areas. Sunlit open spaces are created by the trail. The lagoon is located not far to the north.
Female Chalk-fronted Corporal (Ladona julia)
May 24, 2011