Variable Damselfly vs Blackburn's Damselfly

Side-by-side species comparison

Attribute Variable Damselfly Blackburn's Damselfly
Scientific Name Coenagrion pulchellum Megalagrion blackburni
Order Odonata Odonata
Family Coenagrionidae Coenagrionidae
Size 33-35mm 30-40 mm
Habitat Ponds & Lakes Forests
Diet Predators Omnivores
Regions Europe Oceania (Hawaii)
Conservation Near Threatened Endangered

Variable Damselfly

A blue damselfly with highly variable black markings, making identification challenging. Males have a distinctive mercury or wine-glass shaped mark on the second abdominal segment. It favors sheltered waters.

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Did You Know?

Its abdominal markings are so variable that no two individuals are exactly alike, earning it its common name.

Blackburn's Damselfly

A Hawaiian endemic damselfly historically found on multiple islands but now restricted to a few locations. It breeds in streams and seeps in native forests. It is one of the most threatened members of the remarkable Megalagrion radiation.

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Did You Know?

Hawaiian Megalagrion damselflies have evolved to breed in an extraordinary range of habitats, from streams to tree holes to damp leaf litter.