bay barnacle vs Brook Alder

Amphibalanus improvisus compared with Alnus maritima

Key Differences

• bay barnacle is Not Evaluated while Brook Alder is Endangered.

Taxonomic Classification

Rank	bay barnacle	Brook Alder
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Maxillopoda (Maxillopoda)	Magnoliopsida (Dicots)
Order	Sessilia (Sessilia)	Fagales (Beeches & Oaks)
Family	Balanidae	Betulaceae
Genus	Amphibalanus	Alnus
Species	Amphibalanus improvisus	Alnus maritima

Conservation Status

bay barnacle

NE — Not Evaluated

Brook Alder

EN — Endangered

Physical Characteristics

Attribute	bay barnacle	Brook Alder
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

bay barnacle

Habitat

Native to Africa and Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Africa (Egypt), Asia (8 countries), Europe (15 countries), North America (4 countries), Oceania and the Pacific (Australia), and South America (Argentina, Brazil, Ecuador).

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.

bay barnacle

The Bay barnacle (Amphibalanus improvisus) is a species in the genus Amphibalanus. Native to Africa and Asia and Europe, inhabiting ecosystems characteristic of the region. Its range includes Argentina, Australia, Azerbaijan, Belgium, and Brazil.

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 4 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇬🇧 United Kingdom