vs 白头海雕

Achnanthes armillaris compared with Haliaeetus leucocephalus

Taxonomic Classification

Rank		白头海雕
Kingdom	Chromista (色藻界)	Animalia (动物界)
Phylum	Ochrophyta (淡色藻门)	Chordata (脊索动物门)
Class	Bacillariophyceae (硅藻纲)	Aves (鳥綱)
Order	Achnanthales (曲壳藻目)	Accipitriformes (鷹形目)
Family	Achnanthaceae	Accipitridae (Hawks & Eagles)
Genus	Achnanthes	Haliaeetus (Sea Eagles)
Species	Achnanthes armillaris	Haliaeetus leucocephalus

Conservation Status

NE — Not Evaluated

白头海雕

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

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

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Norway and Sweden.

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).

环纹曲壳藻（Achnanthes armillaris）是曲壳藻科中的一种小型单缝硅藻，生活在淡水和微咸水底栖环境中。其硅质壳体具有典型的弓形结构，仅一侧具有壳缝，依附于基质表面生长。该物种是水质监测的重要指示生物，常用于评估水体环境状况。

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。

Shared Countries

Both species can be found in 2 countries:

🇳🇴 Norway 🇸🇪 Sweden