Family Gnatcatchers (Polioptilidae)

Least Concern

Rio Negro Gnatcatcher (Polioptila facilis)

Following the taxonomy applied to HBW Alive, derived from the HBW and BirdLife International Illustrated Checklist of the Birds of the World, this taxon is now lumped within Guianan Gnatcatcher (Polioptila guianensis).


French: Gobemoucheron du Rio Negro German: Rio-Negro-Mückenfänger Spanish: Perlita del Río Negro

Polioptila guianensis facilis

J. T. Zimmer

, 1942,

Solano, River Casiquiare, Amazonas, Venezuela


Until recently treated as conspecific with P. guianensis and P. paraensis. All three, together with P. clementsi, form a group that is probably sister to P. schistaceigula. Monotypic.


S Venezuela (S Amazonas) to N Brazil (N Amazonas), and probably E Colombia.

Descriptive notes

10–11 cm; 6–7 g. Male is nondescript; has bluish-grey head, breast and back, white belly and undertail, little or no contrast between grey throat and breast;... read more


Loudsong simple, consisting of repeated high (dominant frequency c. 8·3 kHz), sharp (duration c. 0·... read more


Canopy and borders of humid primary forest. Most records from Negro-Branco moist forest ecoregion.... read more

Food and feeding

Little known. Prey items not described; presumably similar to those of other members of genus. Actively forages in canopy and subcanopy.


No information.



Status and conservation

Not assessed. Rare and local. The species’ ecoregion of primary occurrence, Negro-Branco moist forest, not considered to be at any serious risk, given its current and... read more

Recommended citation

Atwood, J. & Lerman, S. (2019). Rio Negro Gnatcatcher (Polioptila facilis). 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 19 April 2019).