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Ducks · rare & threatened breed worlds

Waterfowl heritage, one breeding flock at a time.

Domestic ducks bring together food production, foraging, recognizable breed traits and the everyday knowledge of their keepers. Their conservation stories are often held in small flocks. Counting those breeding flocks matters because a large number of birds sold in one season does not reveal how many independent families will reproduce the next. Explore the named breeds below, then compare their documented origins, standards and conservation categories.

Illustrated breed scene · select an animal or name to enter its world
2026 conservation list · checked October 4, 2026

Explore ducks heritage.

15 listed entries in this group. These are catalogue entries, not population counts. Some represent strains, varieties or an umbrella population.

Source: The Livestock Conservancy’s current list ↗
Criticalbreed

Australian Spotted

This bantam duck averages roughly two pounds. Its nearly horizontal, teardrop-shaped body separates it from the upright Runner silhouette. Greenhead, Bluehead, and Silverhead varieties differ in head coloration, making variety identification part of an accurate description.

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Silver Appleyard — identified breed photograph.
Silver Appleyard — identified breed photograph. · Oast House Archive · CC BY-SA 2.0
Watchbreed

Silver Appleyard

The Silver Appleyard is a large, broad-bodied duck with distinctly colored sexes. Its identity combines decorative plumage with practical dual-purpose conformation. The full-sized breed should be distinguished from smaller waterfowl sold under similar Appleyard names.

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Female Saxony duck at Görlitz Zoo, 2011.
Female Saxony duck at Görlitz Zoo, 2011. · Susanne Max · CC BY-SA 3.0
Threatenedbreed

Saxony

The Saxony is a substantial dual-purpose duck, combining meat-producing size with laying utility. Its distinct drake and duck colors make sex and plumage description important when selecting illustrative photographs. Mature size should not be confused with a younger bird's market weight.

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Aylesbury — identified breed photograph.
Aylesbury — identified breed photograph. · grassrootsgroundswell · CC BY 2.0
Criticalbreed

Aylesbury

White feathers, a pink bill, large size, and meat-producing conformation distinguish the traditional Aylesbury. Its identity should not be reduced to any large white duck. The source describes mature drakes around ten pounds and ducks around nine, a mature weight measure distinct from a younger market weight.

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Dutch Hookbill — identified breed photograph.
Dutch Hookbill — identified breed photograph. · Paul-Erwin Oswald · CC BY 3.0
Criticalbreed

Dutch Hookbill

A bill that curves downward gives the Hookbill its name. Historically, birds foraged along canals and waterways and were expected to obtain much of their food there. Its identity therefore includes both an unusual profile and a practical foraging tradition.

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Buff or Orpington — identified breed photograph.
Buff or Orpington — identified breed photograph. · Tracie Hall · CC BY-SA 2.0
Watchbreed

Buff or Orpington

The warm buff plumage gives this medium-weight duck its recognizable identity. A long, broad body and gracefully curved neck accompany its dual-purpose meat-and-egg role. Its name is an unusual case in which a color serves as the recognized American breed name.

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A Cayuga duck photographed in Odense.
A Cayuga duck photographed in Odense. · Emelie Graven · CC BY-SA 4.0
Watchbreed

Cayuga

Dark plumage with a striking green sheen is central to the Cayuga's visual identity. Eggshell pigmentation may be dark early in a laying season and fade toward lighter shells later. Those shell changes should not be confused with a change of breed.

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Swedish — identified breed photograph.
Swedish — identified breed photograph. · Amos Oliver Doyle · CC BY-SA 4.0
Watchbreed

Swedish

The familiar Blue Swedish has slate-colored plumage and a white bib. Its stocky body reflects general farm use. The visual appeal of blue plumage should be described alongside type and breeding background; a blue duck with a pale chest is not automatically a verified Swedish.

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Welsh Harlequin — identified breed photograph.
Welsh Harlequin — identified breed photograph. · Paul-Erwin Oswald · CC BY 3.0
Watchbreed

Welsh Harlequin

This lightweight duck retains a practical meat-and-egg role alongside elaborate sex-specific plumage. Its Campbell origin helps explain the importance of laying ability in its identity. Photographs should identify the sex and variety rather than expecting every Harlequin to display the same colors.

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Criticalbreed

Shetland

Dark plumage and a pale breast marking give the duck a recognizable island identity. Its history is tied to foraging and practical farm use, but 'hardy' should not be interpreted as needing no shelter, nutrition, or protection. A landrace can carry useful variation that a narrowly uniform show description misses.

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Ancona — identified breed photograph.
Ancona — identified breed photograph. · Joe Mabel · CC BY-SA 4.0
Watchbreed

Ancona

The Ancona is a practical meat-and-egg duck with an irregular colored-and-white pattern. That broken pattern gives individuals considerable visual variation. A flock should be assessed for functional body type and productivity alongside plumage, rather than expecting identical markings on every bird.

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Runner or Indian Runner — identified breed photograph.
Runner or Indian Runner — identified breed photograph. · Nienetwiler · CC BY 2.5 ch
Recoveringbreed

Runner or Indian Runner

The upright carriage and walking ability make the Runner immediately recognizable. Selection emphasized movement, foraging, and egg production rather than a broad heavy market body. Several color varieties exist, so the characteristic outline is more consistent than any single plumage color.

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Khaki Campbell duck at Occombe Farm, Devon.
Khaki Campbell duck at Occombe Farm, Devon. · Partonez · CC BY-SA 4.0
Watchbreed

Campbell

The Campbell is especially associated with egg production. Its active temperament and lighter build reflect a different breeding emphasis from heavy market ducks. Khaki is a familiar variety, but the broader Campbell identity should not be reduced to a generic brown duck.

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Historical illustration of Rouen ducks in Mrs Beeton's Book of Household Management (1861). It illustrates the breed's historical appearance and does not certify the lineage or production type of a modern flock.
Historical illustration of Rouen ducks in Mrs Beeton's Book of Household Management (1861). It illustrates the breed's historical appearance and does not certify the lineage or production type of a modern flock. · Unknown artist / Mrs Beeton's Book of Household Management, 1861 · Public domain
Watchbreed

Rouen – Non-Industrial

Mallard-like coloring contrasts with the domestic breed's much larger body. The deep, broad outline developed through human selection is an important identifying feature. Adult exhibition size and market weight are different measurements, so figures should state what stage or type of bird they describe.

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Magpie — identified breed photograph.
Magpie — identified breed photograph. · Tiff from Seattle, USA · CC BY 2.0
Threatenedbreed

Magpie

The predominantly white duck carries a colored cap and a larger colored patch along its back. Those markings explain its bird-inspired name. It is a relatively light, active dual-purpose duck rather than a large industrial meat bird.

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Read the category beside its source.

Critical, Threatened, Watch and Recovering are this organization’s domestic-breed categories. Their definitions vary between livestock, rabbits and poultry. A category threshold is not a census of this breed, and a registry’s annual registrations are not a count of every living animal.

Compare future population figures by assessment year, geography and the animals counted. Keep a wild relative’s IUCN assessment separate from a domestic breed’s status.

Scientific field notes

Where these animals belong.

Most domestic duck breeds descend from the mallard, Anas platyrhynchos. Muscovy ducks have a different species origin; the broad word duck should not replace a verified scientific identification.

Biological context at Animal Diversity Web ↗

Ranks follow the linked reference’s treatment. Domestic names and wild relatives may be handled differently by other authorities.

Kingdom
Animalia
Phylum
Chordata
Class
Aves
Order
Anseriformes
Family
Anatidae
Genus
Anas for mallard-derived breeds
Species / domestic context
Anas platyrhynchos (mallard-derived domestic ducks)
Explore beyond appearance

Four questions for a living legacy.

01

Breed origins and plumage standards

What does the source actually establish, and which claims still need evidence?

02

Breeding-flock numbers and census dates

How did people, place and practical use shape the population we see today?

03

Egg and meat-production traditions

Which living breeding families can carry the population into another generation?

04

Water access, shelter and flock health

What would responsible stewardship require in time, facilities and ongoing support?

Knowledge belongs with its animal world.

Explore general ducks knowledge in the species library. Each population has its own collection for breed-specific history, identity and conservation reports.

A connected world of its own

Enter the knowledge
behind ducks.

This species world connects general animal knowledge with the separate worlds of its breeds and strains.

Inside this animal’s library

Read the stories.
Understand the animal.

General species articles explain the biology, care and environments shared across this animal group.

Explore the full 7-article collection →