Pacific white-sided dolphin vs Spiny restharrow

Lagenorhynchus obliquidens compared with Ononis spinosa

Key Differences

• Pacific white-sided dolphin is Least Concern while Spiny restharrow is Endangered.

Taxonomic Classification

Rank	Pacific white-sided dolphin	Spiny restharrow
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Mammalia (Mammals)	Magnoliopsida (Dicots)
Order	Cetacea (Whales & Dolphins)	Fabales (Legumes & Allies)
Family	Delphinidae (Oceanic Dolphins)	Fabaceae
Genus	Lagenorhynchus	Ononis
Species	Lagenorhynchus obliquidens	Ononis spinosa

Conservation Status

Pacific white-sided dolphin

LC — Least Concern

Spiny restharrow

EN — Endangered

Physical Characteristics

Attribute	Pacific white-sided dolphin	Spiny restharrow
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pacific white-sided dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Spiny restharrow

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Europe (6 countries), North America (United States), and Oceania and the Pacific (Australia). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.