Brownfish vs 美洲潛鴨

Actinopyga echinites compared with Aythya americana

Key Differences

• Brownfish is Vulnerable while 美洲潛鴨 is Not Evaluated.

Taxonomic Classification

Rank	Brownfish	美洲潛鴨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Echinodermata (棘皮动物门)	Chordata (脊索动物门)
Class	Holothuroidea (海參綱)	Aves (鳥綱)
Order	Holothuriida (海參目)	Anseriformes (雁形目)
Family	Holothuriidae	Anatidae
Genus	Actinopyga	Aythya
Species	Actinopyga echinites	Aythya americana

Evolutionary Relationship

Brownfish and 美洲潛鴨 share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Brownfish

VU — Vulnerable

美洲潛鴨

NE — Not Evaluated

Physical Characteristics

Attribute	Brownfish	美洲潛鴨
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.

美洲潛鴨

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (7 countries) and North America (United States).

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.

美洲潛鴨

赤头潜鸭（Aythya americana）在IUCN红色名录中被列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。