Gemeiner Rochen vs Common harp ground beetle

Dipturus batis compared with Amara communis

Key Differences

• Gemeiner Rochen is Critically Endangered while Common harp ground beetle is Least Concern.

Taxonomic Classification

Rank	Gemeiner Rochen	Common harp ground beetle
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Elasmobranchii	Insecta (Insekten)
Order	Rajiformes (Rajiformes)	Coleoptera (Käfer)
Family	Rajidae	Carabidae
Genus	Dipturus	Amara
Species	Dipturus batis	Amara communis

Evolutionary Relationship

Gemeiner Rochen and Common harp ground beetle share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Gemeiner Rochen

CR — Critically Endangered

Common harp ground beetle

LC — Least Concern

Physical Characteristics

Attribute	Gemeiner Rochen	Common harp ground beetle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gemeiner Rochen

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Denmark, Norway, Portugal, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Common harp ground beetle

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (Canada, United States).

Gemeiner Rochen

The Blue Grey Skate (Dipturus batis) is a species in the genus Dipturus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Common harp ground beetle

The common harp ground beetle, <em>Amara communis</em>, is an insect belonging to the order Coleoptera, family Carabidae, the ground beetles. This species is distributed across Europe and North America, indicating a wide Holarctic range. Ground beetles of the genus Amara are typically found in a variety of terrestrial habitats including grasslands, agricultural fields, woodland margins, and disturbed areas. Members of this genus are generally omnivorous or seed-feeding, and some are known to consume weed seeds, giving them potential ecological significance in agroecosystems. <em>Amara communis</em> is assessed as Least Concern on the IUCN Red List, reflecting stable populations across its range. No dietary information has been provided specifically for this species in current records. Biological traits of this species remain poorly documented in the scientific literature.

Shared Countries

Both species can be found in 3 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden