Atlantic Stream Crayfish vs 大翅鯨

Austropotamobius pallipes compared with Megaptera novaeangliae

Key Differences

• Atlantic Stream Crayfish is Endangered while 大翅鯨 is Vulnerable.

Taxonomic Classification

Rank	Atlantic Stream Crayfish	大翅鯨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum	Arthropoda (节肢动物门)	Chordata (脊索动物门)
Class	Malacostraca (软甲纲)	Mammalia (哺乳動物)
Order	Decapoda (十足目)	Cetacea (Whales & Dolphins)
Family	Astacidae	Balaenopteridae (Rorquals)
Genus	Austropotamobius	Megaptera (Humpback Whales)
Species	Austropotamobius pallipes	Megaptera novaeangliae

Evolutionary Relationship

Atlantic Stream Crayfish and 大翅鯨 share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Atlantic Stream Crayfish

EN — Endangered

大翅鯨

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Atlantic Stream Crayfish	大翅鯨
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	15.0 m
Average Weight	—	30.0 t

Habitat & Geographic Range

Atlantic Stream Crayfish

Habitat

Inhabits temperate broadleaf and mixed forests and temperate coniferous forests within the Palearctic biogeographic realm.

Range

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

大翅鯨

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 11 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Atlantic Stream Crayfish

The Atlantic Stream Crayfish (Austropotamobius pallipes) is a species in the genus Austropotamobius. It is currently classified as Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and temperate coniferous forests within the Palearctic biogeographic realm.

大翅鯨

座头鲸是大型鲸类中最具杂技表演性的物种之一，以繁殖季节雄性演唱的复杂而神秘的歌声著称，歌声有时持续数小时并随时间演变。体长可达16米，体重30吨，进行着哺乳动物中最长距离的洄游。分布于所有大洋，通过协作泡泡网捕食磷虾和小鱼。种群数量已从历史捕鲸后大体恢复。