Brook Alder vs River Lamprey

Alnus maritima compared with Lampetra ayresii

Key Differences

• Brook Alder is Endangered while River Lamprey is Least Concern.

Taxonomic Classification

Rank	Brook Alder	River Lamprey
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Petromyzonti (Petromyzonti)
Order	Fagales (Beeches & Oaks)	Petromyzontiformes (lamprey)
Family	Betulaceae	Petromyzontidae
Genus	Alnus	Lampetra
Species	Alnus maritima	Lampetra ayresii

Conservation Status

Brook Alder

EN — Endangered

River Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Brook Alder	River Lamprey
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.

River Lamprey

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.