
Great Blue Heron
Kingdom: Animalia; Phylum: Chordata; Class: Aves; Order: Pelecaniformes; Family: Ardeidae; Genus: Ardea; Species: Ardea herodias
Family: Ardeidae (Herons, Egrets, and Bitterns)
- Shape
- Asymmetrical vane; inner vane is significantly wider than the outer vane. The tip is rounded-tapered with a distinct emargination on the outer web.
- Size
- Approximately 10-12 inches (25-30 cm) in length, consistent with the wing span of a large wading bird. Large primaries for this species can reach 35 cm.
- Rarity
- Common; one of the most widespread and recognizable wading birds in North America.
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Description
This is a majestic primary flight feather from a Great Blue Heron, a large wading bird with a wingspan of up to 6 feet. The bird itself is slate-gray with a long S-shaped neck, shaggy breast plumes, and a dagger-like yellow bill. In flight, they are slow and deliberate, holding their necks tucked in.
Colour & Pattern
Uniform slate-gray or 'blue-gray' coloration throughout the vanes. The rachis is pale, transitioning from a translucent tan at the base to a darker gray toward the tip. Minimal banding suggests an adult specimen.
Barb Structure
Tightly interlocked pennaceous barbs throughout most of the vane for flight efficiency; plumulaceous (fluffy) barbs present at the very base near the calamus.
Texture & Surface
Smooth, somewhat stiff, and matte surface. The feather has a characteristic 'powder down' feel, which herons use to clean fish slime and oils from their plumage.
Key Features
Large size, uniform slate-gray color without barring, noticeably asymmetrical vanes, and a thick, pale rachis.
Habitat
Fresh and saltwater wetlands, inclusive of marshes, swamps, lake shores, tide flats, and rivers.
Geographic Range
Year-round resident throughout most of North and Central America, ranging from southern Canada to the West Indies and Galapagos.
Ecological Role
Apex predator in wetland ecosystems, controlling populations of fish, amphibians, and small mammals. Highly sensitive to water quality and habitat loss.
Similar Species
Sandhill Crane feathers (more brownish-gray, different tip shape), Great Egret (pure white), and various large gulls (often have black/white tips).
Interesting Facts
Great Blue Herons have specialized 'powder down' feathers on their chest that they crush with their middle toes into a powder to help clean off fish slime and oils.
Condition Notes
Good condition; minor splitting (zippering) visible on the trailing edge. No significant sun bleaching or fault bars, suggests a healthy adult.