Brook Alder vs

Alnus maritima compared with Eunotia eurycephala

Key Differences

• Brook Alder is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Brook Alder
Kingdom	Plantae (Plants)	Chromista (Chromista)
Phylum	Magnoliophyta (Flowering Plants)	Ochrophyta (Ochrophyta)
Class	Magnoliopsida (Dicots)	Bacillariophyceae (Bacillariophyceae)
Order	Fagales (Beeches & Oaks)	Eunotiales (Eunotiales)
Family	Betulaceae	Eunotiaceae
Genus	Alnus	Eunotia
Species	Alnus maritima	Eunotia eurycephala

Conservation Status

Brook Alder

EN — Endangered

NE — Not Evaluated

Physical Characteristics

Attribute	Brook Alder
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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across 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.

Eunotia eurycephala is a freshwater diatom belonging to the Eunotia genus, recognisable by its broadly expanded, rounded headpoles and gently curved valve outline. It is found in soft, acidic freshwater habitats including peatlands, sphagnum bogs, and mountain lakes across Europe and North America. This species serves as a bioindicator for water chemistry monitoring.