Dusky Dolphin vs Indian Ocean humpback dolphin

Lagenorhynchus obscurus compared with Sousa plumbea

Key Differences

• Dusky Dolphin is Least Concern while Indian Ocean humpback dolphin is Endangered.

Taxonomic Classification

Rank	Dusky Dolphin	Indian Ocean humpback dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family same	Delphinidae (Oceanic Dolphins)	Delphinidae (Oceanic Dolphins)
Genus	Lagenorhynchus	Sousa
Species	Lagenorhynchus obscurus	Sousa plumbea

Evolutionary Relationship

Dusky Dolphin and Indian Ocean humpback dolphin share a common ancestor at the Family level: Delphinidae. (Oceanic Dolphins)

Conservation Status

Dusky Dolphin

LC — Least Concern

Indian Ocean humpback dolphin

EN — Endangered

Physical Characteristics

Attribute	Dusky Dolphin	Indian Ocean humpback dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dusky Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Indian Ocean humpback dolphin

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

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