AIAI reconstruction created with Nano Banana 2 · 1K, grounded in the profile’s documented taxonomy, habitat, natural-history sources, and an open-license visual reference when available. It is an interpretive image, not documentary evidence. Image policy →

Northern Harrier
Gavilán de Ciénaga
Circus hudsonius
The northern harrier (Circus hudsonius), also known as the marsh hawk or ring-tailed hawk, is a bird of prey. It breeds throughout the northern parts of the Northern Hemisphere in Canada and the northernmost United States. The northern harrier migrates south in winter, with breeding birds in Canada and northern Great Plains of the U.S. moving to the American south, Mexico, and Central America. In the midwestern, mountain west, and north Atlantic states of the U.S., they may be present all year. This bird inhabits prairies, open areas, and marshes.
Sound archive
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Play: call by Greg Irving
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Sound recorded by Greg Irving · XC1102417 · CC BY-NC-SA 4.0. Visualization by Stichting Xeno-canto voor Natuurgeluiden.
Every recording retains the creator, catalogue number, and license published by Xeno-canto. Metadata via GBIF ↗
Island profile
About the Northern Harrier
The northern harrier (Circus hudsonius), also known as the marsh hawk or ring-tailed hawk, is a bird of prey. It breeds throughout the northern parts of the Northern Hemisphere in Canada and the northernmost United States. The northern harrier migrates south in winter, with breeding birds in Canada and northern Great Plains of the U.S. moving to the American south, Mexico, and Central America. In the midwestern, mountain west, and north Atlantic states of the U.S., they may be present all year. This bird inhabits prairies, open areas, and marshes.
Conservation
Least Concern
IUCN LC
- Global IUCN
- LC
- Puerto Rico DNER
- No current listing in source crosswalk
- Federal ESA
- No current listing in source crosswalk
- Critical habitat
- Not identified in source crosswalk
Natural history
How it lives
- Habitat
- wetlands
- Elevation
- 0–2400 m
- Nest
- Ground
- Clutch
- 3–7 eggs
- Social behavior
- Not resolved
Keep exploring
This bird belongs to 7 paths through the atlas.
Evidence trail







