白头海雕 vs

Haliaeetus leucocephalus compared with Nitrosopelagicus brevis

Taxonomic Classification

Rank	白头海雕
Kingdom	Animalia (动物界)	Archaea (Archaea)
Phylum	Chordata (脊索动物门)	Thermoproteota (热变形菌门)
Class	Aves (鳥綱)	Nitrososphaeria (Nitrososphaeria)
Order	Accipitriformes (鷹形目)	Nitrososphaerales (Nitrososphaerales)
Family	Accipitridae (Hawks & Eagles)	Nitrosopumilaceae
Genus	Haliaeetus (Sea Eagles)	Nitrosopelagicus
Species	Haliaeetus leucocephalus	Nitrosopelagicus brevis

Conservation Status

白头海雕

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

NE — Not Evaluated

Physical Characteristics

Attribute	白头海雕
Diet	Carnivore	—
Average Lifespan	28 years	—
Average Length	90 cm	—
Average Weight	5.0 kg	—

Habitat & Geographic Range

白头海雕

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and flooded grasslands and savannas, among 10 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (8 countries), North America (United States), and South America (Ecuador).

白头海雕

白头海雕是美国国鸟，也是美国生态保护史上的成功案例，曾因滴滴涕（DDT）的广泛使用而濒临灭绝，经保护措施的实施后种群数量已显著恢复。该物种在IUCN红色名录中被评估为无危（LC），以白色头颈和尾羽与深棕色体羽形成的鲜明对比为主要识别特征。它们主要以鱼类为食，也会捕食哺乳动物和腐肉。

Nitrosopelagicus brevis是属于丰富的海洋古菌群Nitrososphaeria的小型好氧氨氧化泉古菌。特别栖息于热带和亚热带海洋环流贫营养透光带的开阔大洋中。这种化学无机自养生物将氨氧化为亚硝酸盐，在海洋氮循环中发挥根本性作用。