Brown ray vs Laysan Duck

Raja miraletus compared with Anas laysanensis

Key Differences

• Brown ray is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Brown ray	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Rajiformes (Rajiformes)	Anseriformes (Anseriformes)
Family	Rajidae	Anatidae
Genus	Raja	Anas
Species	Raja miraletus	Anas laysanensis

Evolutionary Relationship

Brown ray and Laysan Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Brown ray

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Brown ray	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brown ray

Laysan Duck

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Brown ray

The Brown Ray (Raja miraletus) is a species in the genus Raja. It is currently classified as Least Concern on the IUCN Red List. As a member of the Raja genus, this species contributes to biodiversity in its native range.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.