Bug Identifier
Common Green Darner
Community identification

Common Green Darner

Anax junius

Order & Family
Order Odonata, Family Aeshnidae
Size
2.7 to 3.3 inches (70 to 85 mm) in length
See this bug in the Encyclopedia

Natural Habitat

Freshwater habitats such as lakes, ponds, and slow-moving streams; often found in meadows or backyards during migration.

Diet & Feeding

Carnivorous. Adults catch flying insects like mosquitoes, flies, and moths mid-air; nymphs (larvae) eat aquatic insects, tadpoles, and small fish.

Behavior Patterns

Highly skilled aerial predators known for migration patterns; they are active during the day and can hover or fly backwards. Life cycle includes an aquatic nymph stage before transforming into flying adults.

Risks & Benefits

Highly beneficial to the ecosystem as they control populations of mosquitoes and other pest insects; they are harmless to humans and do not sting.