Canvasback
Aythya valisineria (A Wilson, 1814)
VB
1970
Family: Anseriformes > Anatidae
Resembles a Pochard but larger and with a white, not grey, back, this is an extremely rare visitor from North America
Select a topic for more facts and statistics about the Canvasback
BTO RECORDS
BTO RECORDS
Identification
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Browse training coursesStatus and Trends
Population size and trends and patterns of distribution based on BTO surveys and atlases with data collected by BTO volunteers.
CONSERVATION STATUS
This species can be found on the following statutory and conservation listings and schedules.
| IUCN Red List of Threatened Species (global) |
Least Concern 
|
| Schedule 1 license required (to disturb) | No |
| Birds Directive Annex 1 | No |
POPULATION SIZE
We have no population estimates for this scarce species.
| BOU Category | A |
|
First Record
|
Kent, 1996 |
Movement
Information about movement and migration based on online bird portals (e.g. BirdTrack), Ringing schemes and tracking studies.
RINGING RECOVERIES
View a summary of recoveries in the Online Ringing Report.
Biology
Lifecycle and body size information about Canvasback, including statistics on nesting, eggs and lifespan based on BTO ringing and nest recording data.
PRODUCTIVITY & NESTING
Sample sizes are too small to report Productivity and Nesting statistics for this species.
CODES & CLASSIFICATION
|
Field Codes
|
2-letter: VB | 5-letter code: | Euring: 1970 |
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Links to more information from ConservationEvidence.com
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