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Southern Bald Eagle (Haliaeetus leucocephalus)
General Habitat: The
bald eagle is primarily riparian, associated with coasts, rivers, and lakes,
usually nesting near bodies of water where they feed. Selection of nesting
sites varies tremendously depending on the species of trees growing in a
particular area. Although the tops of tall trees, either living or dead, are
generally preferred, bald eagles may even nest in small mangroves less than 20ft
(6.1m) above ground. Regardless of this large variation in sites, there are
certain general elements which seem to be consistent: The proximity of water
(usually within 0.5mi or 0.8km) and a clear flight path to a close point on the
water; the largest living tree in a span; an open view of the surrounding area.
The proximity of good perching trees may also be a factor in site selection.
Excessive human activity in the area can render a site
unsuitable. The eagle exhibits territorial
behavior during the breeding season by showing aggressiveness toward other large
birds, including eagles, which approach the vicinity of its nest. Territorial
size ranges from 28-112 acres (11-47 hectares) averaging 57 acres (23
hectares). Habitat requirements are somewhat altered during migratory
situations. They are not as closely limited to shores at this time, gathering
food where it is most easily available. Often the immatures will fly inland at
night to roost communally away from coastal nesting areas. Eagles are
opportunistic feeders and will take a variety of vertebrate prey. If fish are
abundant, they comprise the major part of the diet and are the birds' choice.
Eagles will lay one to four eggs but the usual is two. A second clutch may be
laid if the first is lost. Incubation time is thirty five days; ten or twelve
weeks are needed for fledging, and 4-5 years are required for the birds to reach
breeding age. Total life span is apparently quite long, since eagles have been
known to live for 50 years in captivity. The Savannah District Corps
of Engineers participates annually in the National Wildlife Federation's
midwinter eagle survey. Sightings observed during the survey period are
recorded and forwarded to appropriate state wildlife departments. All eagle
sightings or suspected nesting activity should be reported to the District
Wildlife Biologist. A detailed recovery plan for bald eagles is also available
from the District Wildlife Biologist. |
| FEDERAL LIST | STATE LIST | ||
|---|---|---|---|
| Georgia | South Carolina | Georgia | South Carolina |
| Threatened | Threatened | Endangered | Endangered |
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