Atlantic Bluefin Tuna vs 大翅鯨

Thunnus thynnus compared with Megaptera novaeangliae

Key Differences

• Atlantic Bluefin Tuna is Least Concern while 大翅鯨 is Vulnerable.
• 大翅鯨 is 120.0x heavier than Atlantic Bluefin Tuna.
• 大翅鯨 lives longer (50 years vs 40 years).

Taxonomic Classification

Rank	Atlantic Bluefin Tuna	大翅鯨
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Actinopterygii (Ray-finned Fish)	Mammalia (哺乳動物)
Order	Perciformes (鲈形目)	Cetacea (Whales & Dolphins)
Family	Scombridae (Tunas & Mackerels)	Balaenopteridae (Rorquals)
Genus	Thunnus (Tunas)	Megaptera (Humpback Whales)
Species	Thunnus thynnus	Megaptera novaeangliae

Evolutionary Relationship

Atlantic Bluefin Tuna and 大翅鯨 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Atlantic Bluefin Tuna

LC — Least Concern

Trend: Increasing ↑

大翅鯨

VU — Vulnerable

Population: ~80.0K

Trend: Increasing ↑

Physical Characteristics

Attribute	Atlantic Bluefin Tuna	大翅鯨
Diet	Carnivore	Carnivore
Average Lifespan	40 years	50 years
Average Length	2.5 m	15.0 m
Average Weight	250.0 kg	30.0 t

Habitat & Geographic Range

Atlantic Bluefin Tuna

Habitat

Found across multiple habitat types including temperate coniferous forests, montane grasslands and shrublands, and Mediterranean forests and woodlands within the Palearctic biogeographic realm.

Range

Distributed across Italy, Japan, Morocco, Spain, and United States.

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 Bluefin Tuna

大西洋蓝鳍金枪鱼（Thunnus thynnus）是世界上体型最大、游速最快、经济价值最高的鱼类之一，最大个体体重可超过600千克。该物种保护状态为濒危（EN），由于过度捕捞，其野生种群数量急剧下降，单条优质个体在日本拍卖市场上的成交价曾超过300万美元。

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。