Ring-necked Duck

Aythya collaris (Donovan, 1809) NG RINDU 2000
Family: Anseriformes > Anatidae

Ring-necked Duck, Graham Catley

A rare, but regular, visitor from North America, with many individuals apparently re-appearing at the same site in multiple years. The pattern of occurrence is complicated by frequent escapes from wildfowl collections

Select a topic for more facts and statistics about the Ring-necked Duck


Ring-necked Duck identification is sometimes difficult.

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Status and Trends

Population size and trends and patterns of distribution based on BTO surveys and atlases with data collected by BTO volunteers.


This species can be found on the following statutory and conservation listings and schedules.


We have no population estimates for this scarce species.


This species is a rare vagrant and was recorded during Bird Atlas 2007–11 as shown on the map.

Occupied 10-km squares in UK


This vagrant has been recorded in several atlases so we have been able to map distribution changes. However, as a rarity these may not show a consistent pattern of change.


Ring-necked Duck is a scarce vagrant, usually detected in winter.

Weekly occurence of Ring-necked Duck from BirdTrack
Weekly occurrence patterns (shaded cells) and reporting rates (vertical bars) based on BirdTrack data. Reporting rates give the likelihood of encountering the species each week.


Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.


View a summary of recoveries in the Online Ringing Report.

Foreign locations of birds ringed or recovered in Britain & Ireland

Foreign locations of Ring-necked Duck ringed or recovered in Britain & Ireland
Encountered in: Winter (Nov-Feb); Spring (Mar-Apr); Summer (May-Jul); Autumn (Aug-Oct)


Lifecycle and body size information about Ring-necked Duck, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.


Sample sizes are too small to report Productivity and Nesting statistics for this species.


For information in another language (where available) click on a linked name

Welsh: Hwyaden Dorchog
Catalan: morell de collar
Czech: polák proužkozobý
Danish: Halsbåndstroldand
Dutch: Ringsnaveleend
Estonian: lannuvart
Finnish: amerikantukkasotka
French: Fuligule à collier
German: Ringschnabelente
Hungarian: örvös réce
Icelandic: Hringönd
Irish: Lacha Mhuinceach
Italian: Moretta dal collare
Latvian: gredzenpile
Lithuanian: žiedasnape antis
Norwegian: Ringand
Polish: czerniczka
Portuguese: caturro
Slovak: chochlacka obojková
Slovenian: ovratniška cmica
Spanish: Porrón acollarado
Swedish: ringand

Links to more information from ConservationEvidence.com

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