Atlantic Humpbacked Dolphin vs Plain Smudge

Sousa teuszii compared with Ypsolopha lucella

Key Differences

• Atlantic Humpbacked Dolphin is Critically Endangered while Plain Smudge is Endangered.

Taxonomic Classification

Rank	Atlantic Humpbacked Dolphin	Plain Smudge
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Delphinidae (Oceanic Dolphins)	Ypsolophidae
Genus	Sousa	Ypsolopha
Species	Sousa teuszii	Ypsolopha lucella

Evolutionary Relationship

Atlantic Humpbacked Dolphin and Plain Smudge share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Atlantic Humpbacked Dolphin

CR — Critically Endangered

Plain Smudge

EN — Endangered

Physical Characteristics

Attribute	Atlantic Humpbacked Dolphin	Plain Smudge
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Atlantic Humpbacked Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Plain Smudge

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Humpbacked Dolphin

The Atlantic Humpbacked Dolphin (Sousa teuszii) is a species in the genus Sousa. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.