Fat Sand Rat vs

Psammomys obesus compared with Mikrosyphar polysiphoniae

Taxonomic Classification

Rank	Fat Sand Rat
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Phaeophyceae (Phaeophyceae)
Order	Rodentia (Rodents)	Ectocarpales (Ectocarpales)
Family	Muridae (Mice & Rats)	Chordariaceae
Genus	Psammomys	Mikrosyphar
Species	Psammomys obesus	Mikrosyphar polysiphoniae

Conservation Status

Fat Sand Rat

LC — Least Concern

LC — Least Concern

Physical Characteristics

Attribute	Fat Sand Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fat Sand Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

Mikrosyphar polysiphoniae is a small, endophytic brown alga in the order Ectocarpales that parasitizes red algae in the genus Polysiphonia. It penetrates into the cortical tissue of its host, forming small pustules visible on the host thallus surface. Assessed as Least Concern, it is found in temperate coastal marine environments in the Northern Hemisphere.