Amazon River Dolphin vs Speckled ray

Inia geoffrensis compared with Raja polystigma

Key Differences

• Amazon River Dolphin is Data Deficient while Speckled ray is Least Concern.

Taxonomic Classification

Rank	Amazon River Dolphin	Speckled ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Rajiformes (Rajiformes)
Family	Iniidae	Rajidae
Genus	Inia	Raja
Species	Inia geoffrensis	Raja polystigma

Evolutionary Relationship

Amazon River Dolphin and Speckled ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Speckled ray

LC — Least Concern

Physical Characteristics

Attribute	Amazon River Dolphin	Speckled ray
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.

Speckled ray

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.