Borrer's Saltmarsh-Grass vs Brown Rat

Puccinellia fasciculata compared with Rattus norvegicus

Key Differences

• Borrer's Saltmarsh-Grass is Endangered while Brown Rat is Least Concern.

Taxonomic Classification

Rank	Borrer's Saltmarsh-Grass	Brown Rat
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Mammalia (Mammals)
Order	Poales (Grasses)	Rodentia (Rodents)
Family	Poaceae (Grass Family)	Muridae (Mice & Rats)
Genus	Puccinellia	Rattus
Species	Puccinellia fasciculata	Rattus norvegicus

Conservation Status

Borrer's Saltmarsh-Grass

EN — Endangered

Brown Rat

LC — Least Concern

Physical Characteristics

Attribute	Borrer's Saltmarsh-Grass	Brown Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Borrer's Saltmarsh-Grass

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, montane grasslands and shrublands, and Mediterranean forests and woodlands, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Europe (Belgium, Norway, Sweden), North America (Canada), and Oceania and the Pacific (Australia). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown Rat

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 10 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (11 countries), Asia (15 countries), Europe (41 countries), North America (16 countries), Oceania and the Pacific (10 countries), and South America (10 countries).

Borrer's Saltmarsh-Grass

The Borrer's Saltmarsh-grass (Puccinellia fasciculata) is a species in the genus Puccinellia. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical moist broadleaf forests, montane grasslands and shrublands, and Mediterranean forests and woodlands, among 5 distinct biome types within the Afrotropic biogeographic rea.

Brown Rat

Brown Rat (Rattus norvegicus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 6 countries:

🇦🇺 Australia 🇧🇪 Belgium 🇨🇦 Canada 🇳🇴 Norway 🇿🇦 South Africa 🇸🇪 Sweden