Brook-Side Alder vs Variable Bluet

Alnus serrulata compared with Coenagrion pulchellum

Key Differences

• Brook-Side Alder is Least Concern while Variable Bluet is Endangered.

Taxonomic Classification

Rank	Brook-Side Alder	Variable Bluet
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Arthropoda (節足動物)
Class	Magnoliopsida (モクレン綱)	Insecta (昆虫)
Order	Fagales (ブナ目)	Odonata (蜻蛉目)
Family	Betulaceae	Coenagrionidae
Genus	Alnus	Coenagrion
Species	Alnus serrulata	Coenagrion pulchellum

Conservation Status

Brook-Side Alder

LC — Least Concern

Variable Bluet

EN — Endangered

Physical Characteristics

Attribute	Brook-Side Alder	Variable Bluet
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook-Side Alder

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Distributed across Canada and United States.

Variable Bluet

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Luxembourg, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brook-Side Alder

The Brook-Side Alder (Alnus serrulata) is a species in the genus Alnus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Variable Bluet

ムラサキイトトンボ類(Coenagrion pulchellum)はIUCNレッドリストで絶滅危惧(EN)に指定されています。野生での絶滅リスクが高く、個体群の著しい減少と生存に対する継続的な脅威があります。