Blue Chaser vs Four-spotted Chaser

Libellula fulva compared with Libellula quadrimaculata

Key Differences

• Blue Chaser is Endangered while Four-spotted Chaser is Least Concern.

Taxonomic Classification

Rank	Blue Chaser	Four-spotted Chaser
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Arthropoda (Arthropods)	Arthropoda (Arthropods)
Class same	Insecta (Insects)	Insecta (Insects)
Order same	Odonata (Odonata)	Odonata (Odonata)
Family same	Libellulidae	Libellulidae
Genus same	Libellula	Libellula
Species	Libellula fulva	Libellula quadrimaculata

Evolutionary Relationship

Blue Chaser and Four-spotted Chaser share a common ancestor at the Genus level: Libellula.

Conservation Status

Blue Chaser

EN — Endangered

Four-spotted Chaser

LC — Least Concern

Physical Characteristics

Attribute	Blue Chaser	Four-spotted Chaser
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue Chaser

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.

Four-spotted Chaser

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

Blue Chaser

Blue Chaser (Libellula fulva) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Four-spotted Chaser

Four-spotted Chaser (Libellula quadrimaculata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇱🇺 Luxembourg 🇳🇴 Norway 🇸🇪 Sweden