
Sebastopol
Animal identity
One living story. Knowledge kept together.
White Sebastopol goose showing its distinctive curled feathers. · Davee · CC BY 2.0 · License terms
Recognize what makes this population itself.

Long, soft, curling feathers drape from the wings, body, and tail. These curls are an inherited domestic trait, not evidence that the goose belongs to a different wild species. Its appearance is a useful illustration of how human selection can profoundly change plumage.
Appearance introduces the animal; a registry standard explains a documented breeding population. A photograph, color or familiar informal name alone cannot establish every individual’s membership.
- Recorded roles
- Ornamental, Meat
- Egg Color
- White
- Egg Size
- Large
- Temperament
- Quiet
- Adult Weight
- Male: 14 lbs.; female: 12 lbs. (2026 chart)
- Rate of Lay (2026 chart)
- 25–35; period not stated
- Brooding & Mothering (2026 chart)
- Good
- Breed Weight
- Males - 14 lbs. / Females - 12 lbs.
Reference values from the breed’s conservation profile; corrected field sourced to the linked breed authority. Weight describes a reference animal, not a universal feeding or fitness target. Temperament varies with breeding, individual experience and handling.
Reading identity and evidence carefully
An export-linked name need not identify the exact site of breed creation. The Black Sea association and later recognition establish useful context without supplying an undocumented founding pedigree. Ornamental appeal can encourage interest, but continuing preservation also requires breeding diversity and healthy function beyond the curled feathers.
Not every Sebastopol has the same distribution of curls
The Poultry Club distinguishes smooth-breasted and curly-breasted Sebastopols. In the smooth-breasted form, ordinary feathers remain on the head, neck, breast, and abdomen while long curls trail elsewhere. In the curly-breasted form, curled feathers extend over more of the body.
This distinction prevents one favored photograph from becoming an inaccurate definition of the entire breed. A smooth breast does not, by itself, disqualify an animal from the broader Sebastopol tradition. The source's identified form should accompany an image so viewers understand what they are seeing.
The club dates British standardization of the curly-breasted form to 1982 and the smooth-breasted form to 1997. Those are formal recognition events, not the first existence of curled geese. Keeping the forms and dates separate allows the library to discuss both inherited appearance and changes in how breeders described it.
Sources for general species learning
Sources behind the breed’s story.
The original history, identity and conservation teaching above draws on these cited accounts. Official links open the full material for further study.
Keep learning from official information.
These research portals help locate further material. A search link is a route for exploration; it is separate from the sources used for the article above. Domestic breed information, wild-species assessment, historical books and new research need their own context.
- FAO DAD-IS · Domestic breed information
- IUCN Red List · Species assessments
- Biodiversity Heritage Library · Historical literature search
- USDA National Agricultural Library · Research search
- Google Scholar · Scholarly literature search
- Open Library · Book catalogue search
- HathiTrust · Digitized catalogue search
