Alpine Thread-Leaved Pondweed vs pigargo-americano

Stuckenia filiformis compared with Haliaeetus leucocephalus

Key Differences

• Alpine Thread-Leaved Pondweed is Least Concern while pigargo-americano is Not Evaluated.

Taxonomic Classification

Rank	Alpine Thread-Leaved Pondweed	pigargo-americano
Kingdom	Plantae (plantas)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (cordados)
Class	Liliopsida (Monocots)	Aves (ave)
Order	Alismatales (Alismatales)	Accipitriformes (Hawks & Eagles)
Family	Potamogetonaceae	Accipitridae (Hawks & Eagles)
Genus	Stuckenia	Haliaeetus (Sea Eagles)
Species	Stuckenia filiformis	Haliaeetus leucocephalus

Conservation Status

Alpine Thread-Leaved Pondweed

LC — Least Concern

pigargo-americano

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Physical Characteristics

Attribute	Alpine Thread-Leaved Pondweed	pigargo-americano
Diet	—	Carnivore
Average Lifespan	—	28 years
Average Length	—	90 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Alpine Thread-Leaved Pondweed

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Europe (4 countries), North America (Canada, United States), and South America (Brazil).

pigargo-americano

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).

Alpine Thread-Leaved Pondweed

The Alpine Thread-Leaved Pondweed (Stuckenia filiformis) is a species in the genus Stuckenia. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes. Widely distributed across Europe (4 countries), North America (Canada, United States), and South America (Brazil).

pigargo-americano

A ave nacional dos Estados Unidos e símbolo do sucesso conservacionista americano, a águia-careca tem uma envergadura de até 2,4 metros e habita florestas e zonas húmidas próximas de águas abertas em toda a América do Norte. Quase extinta na década de 1960 devido ao envenenamento por DDT e à caça, recuperou de forma notável após as proibições de pesticidas e a Lei das Espécies em Perigo.

Shared Countries

Both species can be found in 4 countries:

🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States