Caucasian Alder vs roker

Alnus subcordata compared with Raja clavata

Key Differences

• Caucasian Alder is Least Concern while roker is Near Threatened.

Taxonomic Classification

Rank	Caucasian Alder	roker
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Elasmobranchii
Order	Fagales (Beeches & Oaks)	Rajiformes (Rajiformes)
Family	Betulaceae	Rajidae
Genus	Alnus	Raja
Species	Alnus subcordata	Raja clavata

Conservation Status

Caucasian Alder

LC — Least Concern

roker

NT — Near Threatened

Physical Characteristics

Attribute	Caucasian Alder	roker
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caucasian Alder

Habitat

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

roker

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Caucasian Alder

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