Family Grasshopper-warblers and Grassbirds (Locustellidae)


Grauer's Swamp-warbler (Bradypterus graueri)


French: Mégalure de Grauer German: Kivubuschsänger Spanish: Zarzalero de Grauer

Bradypterus graueri


, 1908,

Western Kivu Volcanoes, 2200 m, DRCongo


Forms a group of five swamp-dwelling species together with B. grandis, B. centralis, B. baboecala and B. carpalis. Monotypic.


Fragmented in C Africa: E DRCongo (highlands W of L Edward, highlands W of L Kivu, Kahuzi Swamp), SW Uganda (Echuya Forest Reserve, Bwindi Impenetrable Forest), Rwanda (Rugezi Swamp, Virunga Volcanoes, Nyungwe Forest) and N Burundi.

Descriptive notes

17 cm; 15–19 g. A rather large Bradypterus with longish, strongly graduated tail of twelve feathers, and bold throat streaks. Top and side of head are dark... read more


Song, from top of stems and twigs, short (c. 1·5 seconds), a few sharp repeated notes... read more


Montane swamps at 1950–2600 m, both within and outside forest. Inhabits variety of swamp... read more

Food and feeding

Insects, including small beetles (Coleoptera) and caterpillars; also spiders (Araneae); also small seeds. Forages in lower strata, near... read more


Probably nests Feb–Mar in DRCongo. Monogamous and territorial. No other information.



Status and conservation

ENDANGERED. Restricted-range species: present in Albertine Rift Mountains EBA. Occupies small, severely fragmented area within its very limited range in C African highlands.... read more

Recommended citation

Pearson, D. (2019). Grauer's Swamp-warbler (Bradypterus graueri). In: del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona. (retrieved from on 8 December 2019).