Amazon River Dolphin vs Grey Arches

Inia geoffrensis compared with Polia nebulosa

Key Differences

• Amazon River Dolphin is Data Deficient while Grey Arches is Least Concern.

Taxonomic Classification

Rank	Amazon River Dolphin	Grey Arches
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Mammalia (Mammals)	Insecta (Insects)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Butterflies & Moths)
Family	Iniidae	Noctuidae
Genus	Inia	Polia
Species	Inia geoffrensis	Polia nebulosa

Evolutionary Relationship

Amazon River Dolphin and Grey Arches share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Amazon River Dolphin

DD — Data Deficient

Grey Arches

LC — Least Concern

Physical Characteristics

Attribute	Amazon River Dolphin	Grey Arches
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.

Grey Arches

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.