Broadnose cat shark vs Stoat, Ermine

Apristurus investigatoris compared with Mustela erminea

Key Differences

• Broadnose cat shark is Least Concern while Stoat, Ermine is Vulnerable.

Taxonomic Classification

Rank	Broadnose cat shark	Stoat, Ermine
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Chondrichthyes (Cartilaginous Fish)	Mammalia (Mammals)
Order	Carcharhiniformes (Ground Sharks)	Carnivora (Carnivorans)
Family	Scyliorhinidae	Mustelidae (Weasels & Otters)
Genus	Apristurus	Mustela
Species	Apristurus investigatoris	Mustela erminea

Evolutionary Relationship

Broadnose cat shark and Stoat, Ermine share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Broadnose cat shark

LC — Least Concern

Stoat, Ermine

VU — Vulnerable

Physical Characteristics

Attribute	Broadnose cat shark	Stoat, Ermine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Broadnose cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Broadnose cat shark

The Broadnose Cat Shark (Apristurus investigatoris) is a species in the genus Apristurus. It is currently classified as Least Concern on the IUCN Red List. Typically found in marine environments from coastal waters to deep ocean.

Stoat, Ermine

Stoat, Ermine (Mustela erminea) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.