LC
Thick-billed Seedeater Crithagra burtoni



Taxonomy

Taxonomic note
Crithagra burtoni (del Hoyo and Collar 2016) was previously placed in the genus Serinus following Sibley & Monroe (1990, 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.
Sibley, C. G.; Monroe, B. L. 1990. Distribution and taxonomy of birds of the world. Yale University Press, New Haven, USA.

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 not a migrant Forest dependency Medium
Land mass type Average mass -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 4,760,000 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) 3.8 - - -

Population justification: The global population size has not been quantified, but the species is described as uncommon (Clement 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
Angola N Extant Yes
Burundi N Extant Yes
Cameroon N Extant Yes
Congo, The Democratic Republic of the N Extant Yes
Equatorial Guinea N Extant Yes
Kenya N Extant Yes
Nigeria N Extant Yes
Rwanda N Extant Yes
Tanzania N Extant Yes
Uganda N Extant Yes

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Angola Mount Moco
Burundi Rwihinda Lake Managed Nature Reserve
Burundi Kibira National Park
Burundi Ruvubu National Park
Burundi Bururi Forest Nature Reserve
Congo, The Democratic Republic of the Lendu Plateau
Congo, The Democratic Republic of the Virunga National Park
Congo, The Democratic Republic of the Forests west of Lake Edward
Congo, The Democratic Republic of the Kahuzi-Biega National Park
Congo, The Democratic Republic of the Itombwe Mountains
Congo, The Democratic Republic of the Mount Kabobo
Congo, The Democratic Republic of the Marungu highlands
Cameroon Tchabal-Mbabo
Cameroon Mount Oku
Cameroon Mbi Crater Faunal Reserve - Mbingo forest
Cameroon Bali-Ngemba Forest Reserve
Cameroon Mont Bana
Cameroon Mont Manengouba
Cameroon Bakossi mountains
Cameroon Mount Cameroon and Mokoko-Onge
Kenya Aberdare Mountains
Kenya Kikuyu Escarpment forest
Kenya Mount Kenya
Kenya Cherangani Hills
Kenya Masai Mara
Kenya Mau forest complex
Kenya North Nandi forest
Kenya South Nandi forest
Kenya South Nguruman
Kenya Kakamega forest
Kenya Mount Elgon (Kenya)
Nigeria Obudu Plateau
Nigeria Gashaka-Gumti National Park
Rwanda Rugezi Marsh
Rwanda Volcans National Park
Rwanda Akagera National Park
Rwanda Nyabarongo wetlands
Rwanda Akanyaru wetlands
Rwanda Cyamudongo forest
Rwanda Nyungwe National Park
Tanzania Arusha National Park and vicinity
Tanzania Mount Kilimanjaro
Tanzania Lake Manyara
Tanzania Mahali Mountain National Park
Tanzania Ngorongoro Conservation Area
Tanzania Longido Game Controlled Area
Uganda Mgahinga Gorilla National Park
Uganda Echuya Forest Reserve
Uganda Bwindi Impenetrable National Park
Uganda Ruwenzori (Rwenzori) Mountains National Park
Uganda Mount Elgon National Park
Uganda Kasyoha-Kitomi Forest Reserve
Tanzania Greater Mahale

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Forest Subtropical/Tropical Moist Montane major resident
Shrubland Subtropical/Tropical High Altitude major resident
Altitude 1500 - 3000 m Occasional altitudinal limits (min) 1200 m

Recommended citation
BirdLife International (2020) Species factsheet: Crithagra burtoni. Downloaded from http://www.birdlife.org on 06/08/2020. Recommended citation for factsheets for more than one species: BirdLife International (2020) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 06/08/2020.