Baltic Isopod vs 藍鯨

Idotea balthica compared with Balaenoptera musculus

Key Differences

• Baltic Isopod is Not Evaluated while 藍鯨 is Vulnerable.

Taxonomic Classification

Rank	Baltic Isopod	藍鯨
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	Isopoda (等足目)	Cetacea (Whales & Dolphins)
Family	Idoteidae	Balaenopteridae (Rorquals)
Genus	Idotea	Balaenoptera (Rorquals)
Species	Idotea balthica	Balaenoptera musculus

Evolutionary Relationship

Baltic Isopod and 藍鯨 share a common ancestor at the Kingdom level: Animalia. (动物界)

Conservation Status

Baltic Isopod

NE — Not Evaluated

藍鯨

VU — Vulnerable

Population: ~15.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Baltic Isopod	藍鯨
Diet	—	Carnivore
Average Lifespan	—	90 years
Average Length	—	30.0 m
Average Weight	—	150.0 t

Habitat & Geographic Range

Baltic Isopod

Habitat

Typically found in marine, freshwater, and terrestrial environments.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden.

藍鯨

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 (4 countries), and South America (Colombia, Ecuador). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Baltic Isopod

The Baltic Isopod (Idotea balthica) is a species in the genus Idotea. Typically found in marine, freshwater, and terrestrial environments. Like other members of its genus, this species plays a role in its native ecosystem.

藍鯨

蓝鲸是地球上已知存在过的最大动物，体长可达33米，体重达200吨，其心脏单独就重达一辆小型轿车的重量。分布于各大洋，在极地觅食地和热带繁殖地之间进行迁徙。它们是滤食性动物，每日可消耗多达4吨磷虾。蓝鲸被列为濒危物种，20世纪捕鲸活动使其濒临灭绝，目前全球种群估计约为1万至2.5万头。

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇵🇹 Portugal 🇸🇪 Sweden