Common Blue Damselfly vs River Bluet

Enallagma cyathigerum compared with Enallagma anna

Taxonomic Classification

Rank	Common Blue Damselfly	River Bluet
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Arthropoda (节肢动物门)	Arthropoda (节肢动物门)
Class same	Insecta (昆蟲綱)	Insecta (昆蟲綱)
Order same	Odonata (蜻蜓目)	Odonata (蜻蜓目)
Family same	Coenagrionidae	Coenagrionidae
Genus same	Enallagma	Enallagma
Species	Enallagma cyathigerum	Enallagma anna

Evolutionary Relationship

Common Blue Damselfly and River Bluet share a common ancestor at the Genus level: Enallagma.

Conservation Status

Common Blue Damselfly

LC — Least Concern

River Bluet

LC — Least Concern

Physical Characteristics

Attribute	Common Blue Damselfly	River Bluet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Blue Damselfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden.

River Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in United States.

Common Blue Damselfly

普通蓝豆娘（Enallagma cyathigerum）在IUCN红色名录中被列为无危（LC）。分布广泛，数量丰富，种群稳定，无迫切的保护关切。