common grey sea slug vs Devil fish

Aeolidia papillosa compared with Mobula mobular

Key Differences

• common grey sea slug is Least Concern while Devil fish is Endangered.

Taxonomic Classification

Rank	common grey sea slug	Devil fish
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Mollusca (มอลลัสกา)	Chordata (สัตว์มีแกนสันหลัง)
Class	Gastropoda (ชั้นแกสโทรโพดา)	Elasmobranchii
Order	Nudibranchia (ทากทะเล)	Myliobatiformes (อันดับปลากระเบน)
Family	Aeolidiidae	Myliobatidae
Genus	Aeolidia	Mobula
Species	Aeolidia papillosa	Mobula mobular

Evolutionary Relationship

common grey sea slug and Devil fish share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

common grey sea slug

LC — Least Concern

Devil fish

EN — Endangered

Physical Characteristics

Attribute	common grey sea slug	Devil fish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Devil fish

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.