Brook Alder vs Cottonwool Gall

Alnus maritima compared with Andricus quercusramuli

Key Differences

• Brook Alder is Endangered while Cottonwool Gall is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder	Cottonwool Gall
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Fagales (Beeches & Oaks)	Hymenoptera (Ants, Bees & Wasps)
Family	Betulaceae	Cynipidae
Genus	Alnus	Andricus
Species	Alnus maritima	Andricus quercusramuli

Conservation Status

Brook Alder

EN — Endangered

Cottonwool Gall

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder	Cottonwool Gall
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.

Cottonwool Gall

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium