European otter vs

Lutra lutra compared with Tuber maculatum

Key Differences

  • European otter is Vulnerable while is Data Deficient.

Taxonomic Classification

Rank European otter
Kingdom Animalia (Animals) Fungi (Fungi)
Phylum Chordata (Chordates) Ascomycota (Sac Fungi)
Class Mammalia (Mammals) Pezizomycetes (Pezizomycetes)
Order Carnivora (Carnivorans) Pezizales (Pezizales)
Family Mustelidae (Weasels & Otters) Tuberaceae
Genus Lutra (Otters) Tuber
Species Lutra lutra Tuber maculatum

Conservation Status

European otter

VU — Vulnerable

Trend: Stable →

DD — Data Deficient

Physical Characteristics

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

Habitat & Geographic Range

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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Tuber maculatum, the whitish truffle or spotted truffle, is an underground fruiting ascomycete with a white to cream-colored exterior marked by dark patches giving it a mottled appearance. It inhabits calcareous soils in temperate European forests, forming ectomycorrhizal associations with oak, hazel, and other hardwood trees. This subterranean fungus forms nutrient-exchange partnerships with tree roots and disperses spores via burrowing animals attracted to its pungent aroma.

Shared Countries

Both species can be found in 4 countries:

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