blunt tellin vs Prostrate knotweed

Arcopagia crassa compared with Polygonum aviculare

Key Differences

• blunt tellin is Vulnerable while Prostrate knotweed is Not Evaluated.

Taxonomic Classification

Rank	blunt tellin	Prostrate knotweed
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Mollusca (Mollusks)	Magnoliophyta (Flowering Plants)
Class	Bivalvia (Bivalvia)	Magnoliopsida (Dicots)
Order	Cardiida (Cardiida)	Caryophyllales (Caryophyllales)
Family	Tellinidae	Polygonaceae
Genus	Arcopagia	Polygonum
Species	Arcopagia crassa	Polygonum aviculare

Conservation Status

blunt tellin

VU — Vulnerable

Prostrate knotweed

NE — Not Evaluated

Physical Characteristics

Attribute	blunt tellin	Prostrate knotweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

blunt tellin

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Prostrate knotweed

Habitat

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

Range

Widely distributed across Africa (9 countries), Asia (8 countries), Europe (11 countries), North America (6 countries), Oceania and the Pacific (Australia, Solomon Islands), and South America (7 countries).

blunt tellin

The Blunt tellin (Arcopagia crassa) is a species in the genus Arcopagia. It is currently classified as Vulnerable on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 4 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden