arctic threadwort vs Bishop ray

Cephaloziella varians compared with Aetobatus narinari

Key Differences

• arctic threadwort is Least Concern while Bishop ray is Near Threatened.

Taxonomic Classification

Rank	arctic threadwort	Bishop ray
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Marchantiophyta (liverwort)	Chordata (Chordates)
Class	Jungermanniopsida (Jungermanniopsida)	Elasmobranchii
Order	Jungermanniales (Jungermanniales)	Myliobatiformes (Myliobatiformes)
Family	Cephaloziellaceae	Myliobatidae
Genus	Cephaloziella	Aetobatus
Species	Cephaloziella varians	Aetobatus narinari

Conservation Status

arctic threadwort

LC — Least Concern

Bishop ray

NT — Near Threatened

Physical Characteristics

Attribute	arctic threadwort	Bishop ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

arctic threadwort

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Sweden, and United States.

Bishop ray

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.

arctic threadwort

The Arctic threadwort (Cephaloziella varians) is a species in the genus Cephaloziella. It is currently classified as Least Concern on the IUCN Red List. Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Bishop ray

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.