Bigelow's ray vs Cá Duôi O

Rajella bigelowi compared with Aetobatus narinari

Key Differences

• Bigelow's ray is Least Concern while Cá Duôi O is Near Threatened.

Taxonomic Classification

Rank	Bigelow's ray	Cá Duôi O
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum same	Chordata (động vật có dây sống)	Chordata (động vật có dây sống)
Class same	Elasmobranchii	Elasmobranchii
Order	Rajiformes (Bộ Cá đuối)	Myliobatiformes (Bộ Cá đuối ó)
Family	Rajidae	Myliobatidae
Genus	Rajella	Aetobatus
Species	Rajella bigelowi	Aetobatus narinari

Evolutionary Relationship

Bigelow's ray and Cá Duôi O share a common ancestor at the Class level: Elasmobranchii.

Conservation Status

Bigelow's ray

LC — Least Concern

Cá Duôi O

NT — Near Threatened

Physical Characteristics

Attribute	Bigelow's ray	Cá Duôi O
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigelow's ray

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Found in Portugal.

Cá Duôi O

Habitat

Native to Asia and South America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Colombia, Taiwan, and Venezuela. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Bigelow's ray

The Bigelow's ray (Rajella bigelowi) is a species in the genus Rajella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe, inhabiting ecosystems characteristic of the region.

Cá Duôi O

The Bishop ray (Aetobatus narinari) is a species in the genus Aetobatus. It is currently classified as Near Threatened on the IUCN Red List. Native to Asia and South America, inhabiting ecosystems characteristic of the region.