LC
Northern Brown-throated Weaver Ploceus castanops



Taxonomy

Taxonomic note

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.
Dowsett, R. J.; Forbes-Watson, A. D. 1993. Checklist of birds of the Afrotropical and Malagasy regions. Tauraco Press, Li
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 Does not normally occur in forest
Land mass type Average mass -
Extent of occurrence (EOO)

Estimate Data quality
Extent of Occurrence breeding/resident (km2) 310,000 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 - - -

Population justification: The global population size has not been quantified, but the species is reported to be locally common (Fry and Keith 2004).

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
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

Important Bird and Biodiversity Areas (IBA)
Country/Territory IBA Name
Burundi Ruvubu National Park
Burundi Rwihinda Lake Managed Nature Reserve
Congo, The Democratic Republic of the Virunga National Park
Kenya Dunga swamp
Kenya Sio Port swamp
Kenya Yala swamp complex
Rwanda Akagera National Park
Rwanda Akanyaru wetlands
Rwanda Nyabarongo wetlands
Tanzania Kagera swamps
Tanzania Lake Victoria: Bumbire Islands
Tanzania Minziro Forest Reserve
Tanzania Rubondo Island National Park
Uganda Ajai Wildlife Reserve
Uganda Doho Rice Scheme
Uganda Kibale National Park
Uganda Kibimba Rice Scheme
Uganda Kyambura Wildlife Reserve
Uganda Lake Bisina
Uganda Lake Mburo National Park
Uganda Lake Nakuwa
Uganda Lake Opeta
Uganda Lutembe Bay
Uganda Lutoboka point (Ssese islands)
Uganda Mabamba Bay
Uganda Murchison Falls National Park
Uganda Nabajjuzi Wetland
Uganda Nabugabo wetland
Uganda Nyamuriro swamp
Uganda Queen Elizabeth National Park and Lake George
Uganda Sango Bay area
Uganda Semliki reserves

Habitats & altitude
Habitat (level 1) Habitat (level 2) Importance Occurrence
Wetlands (inland) Bogs, Marshes, Swamps, Fens, Peatlands major resident
Wetlands (inland) Permanent Freshwater Lakes (over 8ha) major resident
Wetlands (inland) Permanent Rivers/Streams/Creeks (includes waterfalls) major resident
Wetlands (inland) Shrub Dominated Wetlands suitable resident
Altitude 0 - 2100 m Occasional altitudinal limits  

Recommended citation
BirdLife International (2019) Species factsheet: Ploceus castanops. Downloaded from http://www.birdlife.org on 15/10/2019. Recommended citation for factsheets for more than one species: BirdLife International (2019) IUCN Red List for birds. Downloaded from http://www.birdlife.org on 15/10/2019.