LC
Miombo Wren-warbler Calamonastes undosus



Taxonomy

Taxonomic note
Calamonastes undosus and C. stierlingi (del Hoyo and Collar 2016) were previously lumped as Camaroptera undosa following Dowsett & Forbes-Watson (1993).

Taxonomic source(s)
del Hoyo, J., Collar, N.J., Christie, D.A., Elliott, A., Fishpool, L.D.C., Boesman, P. and Kirwan, G.M. 2016. HBW and BirdLife International Illustrated Checklist of the Birds of the World. Volume 2: Passerines. Lynx Edicions and 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
2016 Least Concern
Species attributes

Migratory status not a 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) 3,740,000 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) 4.3 - - -

Population justification: The global population size has not been quantified, but the species is described as locally common (del Hoyo et al. 2006).

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
Angola N Extant Yes
Burundi N Extant Yes
Congo, The Democratic Republic of the N Extant Yes
Kenya N Extant Yes
Rwanda N Extant Yes
Tanzania N Extant Yes
Uganda N Extant Yes
Zambia N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Angola Caconda
Angola Calandula (Quedas de Calandula)
Angola Cuango
Angola Luando Strict Nature Reserve
Angola Mombolo (Missão da Namba)
Angola Mount Moco
Angola Mupa National Park
Angola Tundavala
Burundi Rwihinda Lake Managed Nature Reserve
Congo, The Democratic Republic of the Marungu highlands
Congo, The Democratic Republic of the Upemba National Park
Tanzania Mikumi National Park
Tanzania Usangu flats
Tanzania Handeni District Coastal Forests
Tanzania Nguu Mountains
Tanzania Udzungwa Mountains
Zambia Kalungwishi
Tanzania Udzungwa Mountain Range
Zambia Lusenga Plain National Park
Zambia Uningi Pans

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Savanna Dry major resident
Shrubland Subtropical/Tropical Dry major resident
Altitude   Occasional altitudinal limits  

Recommended citation
BirdLife International (2020) Species factsheet: Calamonastes undosus. Downloaded from http://www.birdlife.org on 20/09/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 20/09/2020.