Chilean Hagfish vs Noctule

Eptatretus polytrema compared with Nyctalus noctula

Key Differences

• Chilean Hagfish is Data Deficient while Noctule is Vulnerable.

Taxonomic Classification

Rank	Chilean Hagfish	Noctule
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Myxini (Myxini)	Mammalia (Mammals)
Order	Myxiniformes (Myxiniformes)	Chiroptera (Bats)
Family	Myxinidae	Vespertilionidae
Genus	Eptatretus	Nyctalus
Species	Eptatretus polytrema	Nyctalus noctula

Evolutionary Relationship

Chilean Hagfish and Noctule share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chilean Hagfish

DD — Data Deficient

Noctule

VU — Vulnerable

Physical Characteristics

Attribute	Chilean Hagfish	Noctule
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chilean Hagfish

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Chile.

Noctule

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Chilean Hagfish

The Chilean Hagfish (Eptatretus polytrema) is a species in the genus Eptatretus. It is currently classified as Data Deficient on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.

Noctule

Noctule (Nyctalus noctula) 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.