Western Marsh Harrier
Circus aeruginosus
(C. a. aeruginosus)
| Armenian Name: |
Ճահճային մկնաճուռակ |
See Plate 10 for Western Marsh Harrier and other similar species
| Resident Status: |
Year-round resident |
| Abundance: |
Uncommon |
| Length: | 48-56 cm, Wing Span:115-130 cm
|
| Distribution Map: |
Map 39. |
| Description: |
Long broad wings, long unbarred tail, and dark rump. |
| Adult: |
Male is dark red-brown with gray flight feathers and black wingtips; gray tail. Female is dark brown overall with light crown, throat, and leading edge of wing. |
| Juvenile: |
Like female but more red-brown with slightly darker head and nape. |
| Immature: |
Immature male shows less gray on wings and tail than adult. |
| Similar Species: |
At a distance, females may be mistaken for Black Kite or Booted Eagle, but differ from both by entirely dark primaries and lack of pale upperwing bar. |
| Behavior: |
Hunts slowly near ground with wings raised; drops on prey from short distance above. |
| Habitat: |
Ponds, lakes, marshes. Widespread on migration. |
| Food: |
Small animals, insects. |
| Nest: |
Solitary; platform of reeds in marsh vegetation. |
| Eggs: |
50 mm, 3-8, bluish- or greenish-white. |