Amazon River Dolphin vs Narrowtail cat shark

Inia geoffrensis compared with Schroederichthys maculatus

Key Differences

• Amazon River Dolphin is Data Deficient while Narrowtail cat shark is Least Concern.

Taxonomic Classification

Rank	Amazon River Dolphin	Narrowtail cat shark
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Chondrichthyes (Cartilaginous Fish)
Order	Cetacea (Whales & Dolphins)	Carcharhiniformes (Ground Sharks)
Family	Iniidae	Scyliorhinidae
Genus	Inia	Schroederichthys
Species	Inia geoffrensis	Schroederichthys maculatus

Evolutionary Relationship

Amazon River Dolphin and Narrowtail cat shark share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Narrowtail cat shark

LC — Least Concern

Physical Characteristics

Attribute	Amazon River Dolphin	Narrowtail cat shark
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.

Narrowtail cat shark

Habitat

Typically found in marine environments from coastal waters to deep ocean.

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.