Brownfish vs Dwarf round ray

Actinopyga echinites compared with Urotrygon nana

Key Differences

• Brownfish is Vulnerable while Dwarf round ray is Near Threatened.

Taxonomic Classification

Rank	Brownfish	Dwarf round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Echinodermata (Echinoderms)	Chordata (Chordates)
Class	Holothuroidea (Holothuroidea)	Elasmobranchii
Order	Holothuriida (Holothuriida)	Myliobatiformes (Myliobatiformes)
Family	Holothuriidae	Urotrygonidae
Genus	Actinopyga	Urotrygon
Species	Actinopyga echinites	Urotrygon nana

Evolutionary Relationship

Brownfish and Dwarf round ray share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Brownfish

VU — Vulnerable

Dwarf round ray

NT — Near Threatened

Physical Characteristics

Attribute	Brownfish	Dwarf round ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brownfish

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Dwarf round ray

Brownfish

The Brownfish (Actinopyga echinites) is a species in the genus Actinopyga. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.