Amazon River Dolphin vs Narrow-ridged Finless Porpoise

Inia geoffrensis compared with Neophocaena asiaeorientalis

Key Differences

• Amazon River Dolphin is Data Deficient while Narrow-ridged Finless Porpoise is Endangered.

Taxonomic Classification

Rank	Amazon River Dolphin	Narrow-ridged Finless Porpoise
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order same	Cetacea (Whales & Dolphins)	Cetacea (Whales & Dolphins)
Family	Iniidae	Phocoenidae
Genus	Inia	Neophocaena
Species	Inia geoffrensis	Neophocaena asiaeorientalis

Evolutionary Relationship

Amazon River Dolphin and Narrow-ridged Finless Porpoise share a common ancestor at the Order level: Cetacea. (Whales & Dolphins)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Narrow-ridged Finless Porpoise

EN — Endangered

Physical Characteristics

Attribute	Amazon River Dolphin	Narrow-ridged Finless Porpoise
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Amazon River Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Narrow-ridged Finless Porpoise

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Amazon River Dolphin

The Amazon River Dolphin (Inia geoffrensis) is a species in the genus Inia. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment. Typically found in diverse terrestrial and aquatic ecosystems.