Alaskan Brook Lamprey vs pigargo-americano

Lethenteron alaskense compared with Haliaeetus leucocephalus

Key Differences

• Alaskan Brook Lamprey is Data Deficient while pigargo-americano is Not Evaluated.

Taxonomic Classification

Rank	Alaskan Brook Lamprey	pigargo-americano
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Petromyzonti (Petromyzonti)	Aves (ave)
Order	Petromyzontiformes (Lampreia)	Accipitriformes (Hawks & Eagles)
Family	Petromyzontidae	Accipitridae (Hawks & Eagles)
Genus	Lethenteron	Haliaeetus (Sea Eagles)
Species	Lethenteron alaskense	Haliaeetus leucocephalus

Evolutionary Relationship

Alaskan Brook Lamprey and pigargo-americano share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Alaskan Brook Lamprey

DD — Data Deficient

pigargo-americano

NE — Not Evaluated

Population: ~316.7K

Trend: Increasing ↑

Physical Characteristics

Attribute	Alaskan Brook Lamprey	pigargo-americano
Diet	—	Carnivore
Average Lifespan	—	28 years
Average Length	—	90 cm
Average Weight	—	5.0 kg

Habitat & Geographic Range

Alaskan Brook Lamprey

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).

Alaskan Brook Lamprey

The Alaskan Brook Lamprey (Lethenteron alaskense) is a species in the genus Lethenteron. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment.

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.