Black-tailed Skimmer vs Blackburn's Damselfly

Side-by-side species comparison

Attribute Black-tailed Skimmer Blackburn's Damselfly
Scientific Name Orthetrum cancellatum Megalagrion blackburni
Order Odonata Odonata
Family Libellulidae Coenagrionidae
Size 44-50 mm body length 30-40 mm
Habitat Ponds & Lakes Forests
Diet Omnivores Omnivores
Regions Western Europe, Central Europe, Southern Europe Oceania (Hawaii)
Conservation Least Concern Endangered

Black-tailed Skimmer

A robust dragonfly with a powder-blue abdomen tipped with black in mature males. It basks flat on bare ground and gravel banks beside open water.

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Did You Know?

Unlike most dragonflies, it prefers to rest flat on the ground rather than perching on vegetation.

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.