LC
Nyanza Swift Apus niansae



Taxonomy

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.

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

Red List history
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
Species attributes

Migratory status full migrant Forest dependency Does not normally occur in forest
Land mass type Average mass 32 g
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 2,140,000 medium
Extent of Occurrence non-breeding (km2) 814,000 medium
Number of locations -
Fragmentation -
Population and trend
Estimate Data quality Derivation Year of estimate
No. of mature individuals unknown not applicable not applicable 0
Population trend Stable 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) 12.5 - - -

Population justification: The global population size has not been quantified, but the species is reported to be generally common to abundant throughout the Rift Valley Highlands (del Hoyo et al. 1999).

Trend justification: The population is suspected to be stable in the absence of evidence for any declines or substantial threats.


Country/territory distribution
Country/Territory Occurrence status Presence Resident Breeding Non-breeding Passage
Congo V Extant
Congo, The Democratic Republic of the V Extant
Eritrea N Extant
Ethiopia N Extant Yes
Kenya N Extant
Somalia N Extant
Tanzania N Extant
Uganda N Extant

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Eritrea Central Plateau (Keren)
Eritrea Senafe
Ethiopia Dessa'a forest
Ethiopia Simien Mountains National Park
Ethiopia Hugumburda and Grat-Kahsu forests
Ethiopia Bahir Dar - Lake Tana
Ethiopia Yegof forest
Ethiopia Borana-Saynt (Denkoro Forest)
Ethiopia Choke mountains
Ethiopia Guassa Plateau (Menz)
Ethiopia Jemma and Jara valleys
Ethiopia Ankober - Debre Sina escarpment
Ethiopia Entoto Natural Park and escarpment
Ethiopia Sululta plain
Ethiopia Chilimo-Gaji forest
Ethiopia Gefersa reservoir
Ethiopia Menagesha State Forest
Ethiopia Tiro Boter - Becho forest
Ethiopia Mount Zuquala
Ethiopia Mugo highlands
Ethiopia Metu - Gore - Tepi forests
Ethiopia Bale Mountains National Park
Kenya Aberdare Mountains
Kenya Kinangop grasslands
Kenya Mount Kenya
Kenya Nairobi National Park
Kenya Cherangani Hills
Kenya Lake Elmenteita
Kenya Lake Naivasha
Kenya Lake Nakuru National Park
Kenya Masai Mara
Kenya Mau forest complex
Kenya Mau Narok - Molo grasslands
Tanzania Arusha National Park and vicinity
Tanzania Mount Kilimanjaro
Tanzania Lake Manyara
Tanzania Ngorongoro Conservation Area
Tanzania North Pare Mountains
Tanzania South Pare Mountains
Tanzania Longido Game Controlled Area
Uganda Murchison Falls National Park
Uganda Mount Elgon National Park
Uganda Mount Moroto Forest Reserve
Uganda Kidepo Valley National Park

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Artificial/Terrestrial Urban Areas major non-breeding
Artificial/Terrestrial Urban Areas major breeding
Grassland Subtropical/Tropical Dry suitable breeding
Grassland Subtropical/Tropical Dry suitable non-breeding
Grassland Subtropical/Tropical High Altitude suitable breeding
Grassland Subtropical/Tropical High Altitude suitable non-breeding
Rocky areas (eg. inland cliffs, mountain peaks) major breeding
Rocky areas (eg. inland cliffs, mountain peaks) major non-breeding
Savanna Dry suitable breeding
Savanna Dry suitable non-breeding
Shrubland Subtropical/Tropical Dry suitable non-breeding
Shrubland Subtropical/Tropical Dry suitable breeding
Shrubland Subtropical/Tropical High Altitude suitable non-breeding
Shrubland Subtropical/Tropical High Altitude suitable breeding
Altitude   Occasional altitudinal limits  

Recommended citation
BirdLife International (2020) Species factsheet: Apus niansae. Downloaded from http://www.birdlife.org on 11/08/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 11/08/2020.