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. Lynx Edicions BirdLife International, Barcelona, Spain and Cambridge, UK.
del Hoyo, J.; Collar, N. J.; Christie, D. A.; Elliott, A.; Fishpool, L. D. C. 2014. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Barcelona, Spain and Cambridge UK: Lynx Edicions and BirdLife International.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.html#.
SACC. 2006. A classification of the bird species of South America. Available at: #http://www.museum.lsu.edu/~Remsen/SACCBaseline.htm#.
Critically Endangered | Endangered | Vulnerable |
---|---|---|
- | - | - |
Year | Category | Criteria |
---|---|---|
2016 | Least Concern | |
2012 | Least Concern | |
2009 | Least Concern | |
2008 | Least Concern | |
2004 | Least Concern | |
2000 | Lower Risk/Least Concern | |
1994 | Lower Risk/Least Concern | |
1988 | Lower Risk/Least Concern |
Migratory status | full migrant | Forest dependency | Does not normally occur in forest |
Land mass type | Average mass | - |
Estimate | Data quality | |
---|---|---|
Extent of Occurrence breeding/resident (km2) | 10,300,000 | medium |
Number of locations | - | |
Severely Fragmented | - |
Value | Data quality | Derivation | Year of estimate | |
---|---|---|---|---|
No. of mature individuals | poor | estimated | 2009 | |
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 | - | - | - | |
Percentage in largest subpopulation | - | - | - | |
Generation length (yrs) | 5.3 | - | - | - |
Trend justification: The overall population trend is decreasing, although some populations may be stable and others have unknown trends (Wetlands International 2006).
Country/Territory | Occurrence status | Presence | Resident | Breeding | Non-breeding | Passage |
---|---|---|---|---|---|---|
Argentina | N | Extant | ||||
Bolivia | N | Extant | ||||
Brazil | N | Extant | ||||
Chile | N | Extant | ||||
Falkland Islands (Malvinas) | N | Extant | ||||
Paraguay | N | Extant | ||||
Peru | N | Extant | ||||
South Georgia & the South Sandwich Islands | V | Extant | ||||
Uruguay | N | Extant | Yes |
Country/Territory | IBA Name |
---|---|
Peru | Ramis y Arapa (Lago Titicaca, sector Peruano) |
Paraguay | Parque Nacional Tinfunqué - Estero Patiño |
Argentina | Lagunas del suroeste y relictos del Caldenal |
Habitat (level 1) | Habitat (level 2) | Importance | Occurrence |
---|---|---|---|
Wetlands (inland) | Permanent Freshwater Lakes (over 8ha) | major | breeding |
Wetlands (inland) | Permanent Freshwater Lakes (over 8ha) | major | non-breeding |
Altitude | 3500 - 4500 m | Occasional altitudinal limits |
Recommended citation
BirdLife International (2022) Species factsheet: Rollandia rolland. Downloaded from
http://www.birdlife.org on 28/05/2022.
Recommended citation for factsheets for more than one species: BirdLife International (2022) IUCN Red List for birds. Downloaded from
http://www.birdlife.org on 28/05/2022.