Indian Ocean humpback dolphin vs nut fingernailclam

Sousa plumbea compared with Sphaerium rivicola

Key Differences

• Indian Ocean humpback dolphin is Endangered while nut fingernailclam is Not Evaluated.

Taxonomic Classification

Rank	Indian Ocean humpback dolphin	nut fingernailclam
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Mammalia (Mammals)	Bivalvia (Bivalvia)
Order	Cetacea (Whales & Dolphins)	Sphaeriida (Sphaeriida)
Family	Delphinidae (Oceanic Dolphins)	Sphaeriidae
Genus	Sousa	Sphaerium
Species	Sousa plumbea	Sphaerium rivicola

Evolutionary Relationship

Indian Ocean humpback dolphin and nut fingernailclam share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Indian Ocean humpback dolphin

EN — Endangered

nut fingernailclam

NE — Not Evaluated

Physical Characteristics

Attribute	Indian Ocean humpback dolphin	nut fingernailclam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

nut fingernailclam

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, and Ukraine.