白头海雕 vs

Haliaeetus leucocephalus compared with Surirella brebissonii

Taxonomic Classification

Rank	白头海雕
Kingdom	Animalia (动物界)	Chromista (色藻界)
Phylum	Chordata (脊索动物门)	Ochrophyta (淡色藻门)
Class	Aves (鳥綱)	Bacillariophyceae (硅藻纲)
Order	Accipitriformes (鷹形目)	Surirellales (双菱藻目)
Family	Accipitridae (Hawks & Eagles)	Surirellaceae
Genus	Haliaeetus (Sea Eagles)	Surirella
Species	Haliaeetus leucocephalus	Surirella brebissonii

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).

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway, Portugal, and Sweden.

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。

Surirella brebissonii是一种淡水硅藻，具有明显扭曲或S形的细胞形态，被带有壳缝系统的硅质壳体覆盖。栖息于温带地区的河流、湖泊及营养丰富的淡水环境。这种光合微藻构成底栖浮游植物群落的一部分，并作为小型无脊椎动物的食物来源。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden