Blind Eel vs common grey sea slug

Eptatretus cirrhatus compared with Aeolidia papillosa

Taxonomic Classification

Rank	Blind Eel	common grey sea slug
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Myxini (Myxini)	Gastropoda (Gastropoda)
Order	Myxiniformes (Myxiniformes)	Nudibranchia (Nudibranchia)
Family	Myxinidae	Aeolidiidae
Genus	Eptatretus	Aeolidia
Species	Eptatretus cirrhatus	Aeolidia papillosa

Evolutionary Relationship

Blind Eel and common grey sea slug share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Blind Eel

LC — Least Concern

common grey sea slug

LC — Least Concern

Physical Characteristics

Attribute	Blind Eel	common grey sea slug
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blind Eel

common grey sea slug

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Chile, Denmark, Norway, and Sweden.

Blind Eel

The Blind Eel (Eptatretus cirrhatus) is a species in the genus Eptatretus. It is currently classified as Least Concern on the IUCN Red List.

common grey sea slug

<em>Aeolidia papillosa</em>, commonly known as the common grey sea slug, is a nudibranch mollusc belonging to the genus Aeolidia within the family Aeolidiidae. Despite the species name referencing terrestrial and aquatic habitats including forests and freshwater, <em>Aeolidia papillosa</em> is primarily a marine organism. Its range includes Belgium, Chile, Denmark, Norway, and Sweden, indicating a distribution across the North Atlantic and into South American waters. Common grey sea slug is assessed as Least Concern on the IUCN Red List. The species is typically found in intertidal and subtidal zones, where it preys on sea anemones and stores stinging cells from its prey in its dorsal cerata for defense. Biological traits of this species remain poorly documented in the scientific literature.