Brook Alder vs Cabbage-stem flea beetle

Alnus maritima compared with Psylliodes chrysocephalus

Key Differences

Brook Alder is Endangered while Cabbage-stem flea beetle is Near Threatened.

Taxonomic Classification

Rank	Brook Alder	Cabbage-stem flea beetle
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Coleoptera (Beetles)
Family	Betulaceae	Chrysomelidae
Genus	Alnus	Psylliodes
Species	Alnus maritima	Psylliodes chrysocephalus

Conservation Status

Brook Alder

EN — Endangered

Cabbage-stem flea beetle

NT — Near Threatened

Physical Characteristics

Attribute	Brook Alder	Cabbage-stem flea beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brook Alder

Habitat

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

Range

Distributed across Belgium, France, Netherlands, and United Kingdom. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Cabbage-stem flea beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (8 countries) and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Brook Alder

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

Cabbage-stem flea beetle

The Cabbage-stem flea beetle (Psylliodes chrysocephalus) is a species in the genus Psylliodes. It is currently classified as Near Threatened on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.