Pacific white-sided dolphin vs Round Ray

Lagenorhynchus obliquidens compared with Rajella fyllae

Key Differences

• Pacific white-sided dolphin is Least Concern while Round Ray is Not Evaluated.

Taxonomic Classification

Rank	Pacific white-sided dolphin	Round Ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Delphinidae (Oceanic Dolphins)	Rajidae
Genus	Lagenorhynchus	Rajella
Species	Lagenorhynchus obliquidens	Rajella fyllae

Evolutionary Relationship

Pacific white-sided dolphin and Round Ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pacific white-sided dolphin

LC — Least Concern

Round Ray

NE — Not Evaluated

Physical Characteristics

Attribute	Pacific white-sided dolphin	Round Ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Round Ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.