Bigtooth river stingray vs Brown eagle-ray

Potamotrygon henlei compared with Aetomylaeus milvus

Key Differences

• Bigtooth river stingray is Least Concern while Brown eagle-ray is Endangered.

Taxonomic Classification

Rank	Bigtooth river stingray	Brown eagle-ray
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Elasmobranchii	Elasmobranchii
Order same	Myliobatiformes (Myliobatiformes)	Myliobatiformes (Myliobatiformes)
Family	Potamotrygonidae	Myliobatidae
Genus	Potamotrygon	Aetomylaeus
Species	Potamotrygon henlei	Aetomylaeus milvus

Evolutionary Relationship

Bigtooth river stingray and Brown eagle-ray share a common ancestor at the Order level: Myliobatiformes. (Myliobatiformes)

Conservation Status

Bigtooth river stingray

LC — Least Concern

Brown eagle-ray

EN — Endangered

Physical Characteristics

Attribute	Bigtooth river stingray	Brown eagle-ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Bigtooth river stingray

The Bigtooth river stingray (Potamotrygon henlei) is a species in the genus Potamotrygon. It is currently classified as Least Concern on the IUCN Red List.

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.