Atlantic Bluefin Tuna vs common bottlenose dolphin
Thunnus thynnus compared with Tursiops truncatus
Key Differences
- common bottlenose dolphin lives longer (45 years vs 40 years).
Taxonomic Classification
| Rank | Atlantic Bluefin Tuna | common bottlenose dolphin |
|---|---|---|
| Kingdom same | Animalia (動物) | Animalia (動物) |
| Phylum same | Chordata (脊索動物) | Chordata (脊索動物) |
| Class | Actinopterygii (Ray-finned Fish) | Mammalia (哺乳類) |
| Order | Perciformes (ペルカ目) | Cetacea (Whales & Dolphins) |
| Family | Scombridae (Tunas & Mackerels) | Delphinidae (Oceanic Dolphins) |
| Genus | Thunnus (Tunas) | Tursiops (Bottlenose Dolphins) |
| Species | Thunnus thynnus | Tursiops truncatus |
Evolutionary Relationship
Atlantic Bluefin Tuna and common bottlenose dolphin share a common ancestor at the Phylum level: Chordata. (脊索動物)
Conservation Status
Atlantic Bluefin Tuna
LC — Least ConcernTrend: Increasing ↑
common bottlenose dolphin
LC — Least ConcernPopulation: ~600.0K
Trend: Stable →
Physical Characteristics
| Attribute | Atlantic Bluefin Tuna | common bottlenose dolphin |
|---|---|---|
| Diet | Carnivore | Carnivore |
| Average Lifespan | 40 years | 45 years |
| Average Length | 2.5 m | 3.0 m |
| Average Weight | 250.0 kg | 300.0 kg |
Habitat & Geographic Range
Atlantic Bluefin Tuna
Found across multiple habitat types including temperate coniferous forests, montane grasslands and shrublands, and Mediterranean forests and woodlands within the Palearctic biogeographic realm.
Distributed across Italy, Japan, Morocco, Spain, and United States.
common bottlenose dolphin
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 12 distinct biome types. Populations are also found in montane and highland environments at higher elevations.
Widely distributed across Asia (Taiwan), Europe (6 countries), and South America (Colombia, Ecuador, Venezuela).
Atlantic Bluefin Tuna
大西洋クロマグロ(Thunnus thynnus)は大西洋・地中海に生息する世界最大のマグロ類の一種で、体長3メートル・体重700キログラム以上に達する個体が知られる。IUCNレッドリストでは絶滅危惧(EN)に分類されており、寿司・刺身用として極めて高い市場価値を持ち、1尾が3億円以上で取引された事例もある。体温調節能力と高速遊泳能力(時速70キロ以上)を持つ、硬骨魚類の中でも異例の生理的能力を備えた種である。
common bottlenose dolphin
最も研究され、最も知られているイルカ種であるバンドウイルカは、沿岸の浅瀬から外洋まで世界中の温暖な海域と温帯海域に生息します。体に対して大きな脳を持つ高度に知性的なこの種は、自己認識、複雑なコミュニケーション、社会的学習を示します。流動的な分裂融合社会で生活し、魚を追い込むために協力します。海洋生態系の健全性の重要な指標種です。
Related Comparisons
Nature FYI Family
Explore more of the natural world across our sister sites.
Part of the Nature FYI family — FYIPedia