Fat Sand Rat vs

Psammomys obesus compared with Nitzschia bacillum

Key Differences

• Fat Sand Rat is Least Concern while is Not Evaluated.

Taxonomic Classification

Rank	Fat Sand Rat
Kingdom	Animalia (Animals)	Chromista (Chromista)
Phylum	Chordata (Chordates)	Ochrophyta (Ochrophyta)
Class	Mammalia (Mammals)	Bacillariophyceae (Bacillariophyceae)
Order	Rodentia (Rodents)	Bacillariales (Bacillariales)
Family	Muridae (Mice & Rats)	Bacillariaceae
Genus	Psammomys	Nitzschia
Species	Psammomys obesus	Nitzschia bacillum

Conservation Status

Fat Sand Rat

LC — Least Concern

NE — Not Evaluated

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 Norway, Portugal, and Sweden.

Nitzschia bacillum is a small, rod-shaped pennate diatom with a cylindrical outline and a keel-positioned raphe. It inhabits benthic substrates in rivers, streams, and lakes across temperate and subtropical regions worldwide. This photosynthetic diatom forms part of the attached microalgal biofilm community in diverse freshwater environments.