Minnesota Dragonfly

Kennedy's Emerald

Somatochlora kennedyi

The Kennedy's Emerald is a medium sized Somatochlora, striped Emerald, with a yellow and black face, emerald eyes, brown and metallic green thorax with a single yellow side stripe, black abdomen and wings that may have a slight amber tint

Identification

Field Marks
  • Average adult size is approximately from 1.9 to 2.2 inches
  • Dark metallic green face with yellow sides
  • Metallic emerald eyes
  • Brown and metallic green thorax with only a pale yellow front stripe visible, stripe becomes less visible with age
  • Black legs
  • Yellow spots on abdominal segments 2 and 3 with a ring separating the segments
  • Black abdomen with yellow to brown patches low on the sides of segments 5 to 10
  • Dark terminal appendages. Cerci are straight and point down and inward. Tips come together but do not meet
  • Wings may have an amber tint

Click on photos above for a close-up view.

Field Marks
  • Female is colored similarly to the male
  • Cerci are longer than segments 9 and 10, partially because segment 9 is shorter than the same segment on most other species of Somatochlora
  • Subgenital plate is yellow, scoop shaped, equal in length to segment 9 and is angled slightly down from the abdomen

Click on photos above for a close-up view.

Natural History

Behavior

Males patrol 2 to 3 feet over the water, frequently stopping to hover. Kennedy's Emerald is a fairly wary species that will often fly into the trees and perch in the shade if flushed. Will often join in feeding swarms in the AM and PM

Habitat

Bog ponds, open bogs and fens, slow moving streams flowing through bogs or marshes

Reproduction

Female lays eggs by dipping her abdomen in open water, typically surrounded by aquatic vegetation or floating moss beds, for a few seconds then moving to another similar location

Range Maps

Click on the icons above for this species' range maps

Click here for county and state checklists from Odonata Central.

Range maps and checklists courtesy of Odonata Central. Copyright © 2016 OdonataCentral. All Rights Reserved. Abbott, J.C. 2006-2018. OdonataCentral: An online resource for the distribution and identification of Odonata. Available at www.odonatacentral.org.