Box Rust vs European otter

Puccinia buxi compared with Lutra lutra

Key Differences

• Box Rust is Not Evaluated while European otter is Vulnerable.

Taxonomic Classification

Rank	Box Rust	European otter
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Pucciniomycetes (Pucciniomycetes)	Mammalia (Mammals)
Order	Pucciniales (Pucciniales)	Carnivora (Carnivorans)
Family	Pucciniaceae	Mustelidae (Weasels & Otters)
Genus	Puccinia	Lutra (Otters)
Species	Puccinia buxi	Lutra lutra

Conservation Status

Box Rust

NE — Not Evaluated

European otter

VU — Vulnerable

Trend: Stable →

Physical Characteristics

Attribute	Box Rust	European otter
Diet	—	Carnivore
Average Lifespan	—	10 years
Average Length	—	1.0 m
Average Weight	—	10.0 kg

Habitat & Geographic Range

Box Rust

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Germany, Norway, and Portugal.

European otter

Habitat

Typically found in diverse ecosystems where prey species are available.

Range

Found across Europe (6 countries). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Box Rust

The Box rust (Puccinia buxi) is a species in the genus Puccinia. Native to Europe, inhabiting ecosystems characteristic of the region. It is found in Belgium, Germany, Norway and Portugal.

European otter

Sleek semi-aquatic mustelid found along clean rivers, streams, and coastlines across Europe and Asia. European otters can reach 1.3 meters in length and are highly skilled fish hunters, using sensitive whiskers to detect prey movements. Requiring unpolluted water with abundant fish, they are an indicator species for freshwater ecosystem health. Once nearly extinct in Western Europe from hunting and pollution, populations have recovered significantly following water quality improvements.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway