LC
Ruddy Duck Oxyura jamaicensis



Taxonomy

Taxonomic note

Oxyura jamaicensis and O. ferruginea (incorporating andina) (del Hoyo and Collar 2014) were previously lumped as O. jamaicensis following SACC (2005), and before then were split as O. jamaicensis (incorporating andina) and O. ferruginea following Sibley and Monroe (1990, 1993).

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A. and Fishpool, L.D.C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 1: Non-passerines. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.

IUCN Red list criteria met and history
Red List criteria met
Critically Endangered Endangered Vulnerable
- - -

Red List history
Year Category Criteria
2018 Least Concern
2016 Least Concern
2014 Least Concern
Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 21,000,000 medium
Extent of Occurrence non-breeding (km2) 17,600,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals 0
Population trend Decreasing suspected -
Decline (3 years/1 generation past) - - -
Decline (5 years/1 generation past) - - -
Decline (10 years/1 generation past) - - -
Decline (10 years/3 generation future) - - -
Decline (10 years/3 generation past and future) - - -
Number of subpopulations - - -
Largest subpopulations - - -
Generation length (yrs) 6.2 - - -

Trend justification: The overall population trend is decreasing, although some populations may be stable and others have unknown trends (Wetlands International 2006). This species has undergone a small or statistically insignificant increase over the last 40 years in North America (data from Breeding Bird Survey and/or Christmas Bird Count: Butcher and Niven 2007).


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Algeria V Extant
Anguilla (to UK) N Extant Yes
Antigua and Barbuda N Extant Yes
Austria I Extant
Bahamas N Extant Yes
Barbados N Extant Yes
Belgium I Extant
Bermuda (to UK) N Extant
Bonaire, Sint Eustatius and Saba (to Netherlands) N Extant Yes
Canada N Extant Yes
Cayman Islands (to UK) N Extant Yes
Cuba N Extant Yes
Curaçao (to Netherlands) N Extant Yes
Denmark I Extant Yes
Dominica N Extant Yes
Dominican Republic N Extant Yes
El Salvador N Extant Yes
Finland V Extant
France I Extant
Germany I Extant
Grenada V Extant
Guadeloupe (to France) V Extant Yes
Guatemala N Extant Yes
Haiti N Extant Yes
Honduras N Extant Yes
Hungary V Extant
Iceland I Extant
Ireland I Extant
Israel V Extant
Italy V Extant
Jamaica N Extant Yes
Martinique (to France) N Extant Yes
Mexico N Extant Yes Yes
Montserrat (to UK) N Extant Yes
Morocco I Extant
Netherlands I Extant
Nicaragua N Extant Yes
Norway I Extant
Portugal I Extant Yes
Puerto Rico (to USA) N Extant Yes
Sint Maarten (to Netherlands) N Extant Yes
Slovenia V Extant
Spain I Extant
St Kitts and Nevis N Extant Yes
St Lucia N Extant Yes
St Pierre and Miquelon (to France) V Extant Yes
St Vincent and the Grenadines N Extant Yes
Sweden I Extant
Switzerland I Extant
Tunisia V Extant
Turkey V Extant
Turks and Caicos Islands (to UK) N Extant Yes
United Kingdom I Extant Yes
USA N Extant Yes Yes Yes
Virgin Islands (to UK) N Extant Yes
Virgin Islands (to USA) N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Mexico Bahia de Ceuta-Cospita
Mexico Ciénega de Tláhuac
Mexico Lago de Texcoco

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Marine Coastal/Supratidal Coastal Brackish/Saline Lagoons/Marine Lakes suitable non-breeding
Marine Neritic Estuaries suitable non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major non-breeding
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) major non-breeding
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) major breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable non-breeding
Wetlands (inland) Permanent Freshwater Marshes/Pools (under 8ha) suitable breeding
Wetlands (inland) Permanent Saline, Brackish or Alkaline Lakes suitable non-breeding
Altitude 0 - 2200 m Occasional altitudinal limits  

Utilisation
Purpose Primary form used Life stage used Source Scale Level Timing
Food - human - - - Non-trivial Recent
Food - human - - Non-trivial Recent
Pets/display animals, horticulture - - - Non-trivial Recent
Pets/display animals, horticulture - - International Non-trivial Recent

Recommended citation
BirdLife International (2019) Species factsheet: Oxyura jamaicensis. Downloaded from http://www.birdlife.org on 24/03/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 24/03/2019.