Brown eagle-ray vs

Aetomylaeus milvus compared with Trichormus variabilis

Key Differences

• Brown eagle-ray is Endangered while is Not Evaluated.

Taxonomic Classification

Rank	Brown eagle-ray
Kingdom	Animalia (Animals)	Bacteria (Bacteria)
Phylum	Chordata (Chordates)	Cyanobacteria (Cyanobacteria)
Class	Elasmobranchii	Cyanobacteriia
Order	Myliobatiformes (Myliobatiformes)	Cyanobacteriales
Family	Myliobatidae	Nostocaceae
Genus	Aetomylaeus	Trichormus
Species	Aetomylaeus milvus	Trichormus variabilis

Conservation Status

Brown eagle-ray

EN — Endangered

NE — Not Evaluated

Physical Characteristics

Attribute	Brown eagle-ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, and Sweden.

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.

Trichormus variabilis is a filamentous, nitrogen-fixing cyanobacterium in the family Nostocaceae. It forms heterocysts — specialized nitrogen-fixing cells — within its trichomes and is found in freshwater, soil, and symbiotic associations. Its conservation status is not evaluated.