Chinese river dolphin vs undulate ray

Lipotes vexillifer compared with Raja undulata

Key Differences

• Chinese river dolphin is Critically Endangered while undulate ray is Endangered.

Taxonomic Classification

Rank	Chinese river dolphin	undulate ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Lipotidae	Rajidae
Genus	Lipotes	Raja
Species	Lipotes vexillifer	Raja undulata

Evolutionary Relationship

Chinese river dolphin and undulate ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Chinese river dolphin

CR — Critically Endangered

undulate ray

EN — Endangered

Physical Characteristics

Attribute	Chinese river dolphin	undulate ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chinese river dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

undulate ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

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

Chinese river dolphin

The Chinese River Dolphin (Lipotes vexillifer) is a species in the genus Lipotes. It is currently classified as Critically Endangered on the IUCN Red List.