Family Tyrant-flycatchers (Tyrannidae)

Least Concern

Fuscous Flycatcher (Cnemotriccus fuscatus)


French: Moucherolle fuligineux German: Augenstreif-Schnäppertyrann Spanish: Mosquero parduzco

M[uscipeta]. fuscata


, 1831,

no locality = probably Rio de Janeiro, Brazil


Based on variation in plumage, voice and behaviour, more than one species may be involved#R#R; form duidae, inhabiting white-sand forest and having several diagnostic vocalizations, often suggested to be a distinct species. Conversely, some of listed races may be unwarranted. Seven subspecies currently recognized.

Subspecies and Distribution
  • C. f. duidae J. T. Zimmer, 1938 – Campina Flycatcher – S Venezuela (S Amazonas) and NW Brazil (upper R Negro).
  • C. f. cabanisi (Léotaud, 1866) – N & E Colombia, and NW & N Venezuela, Trinidad, Tobago, Monos I and Chacachacare I.
  • C. f. fumosus (Berlepsch, 1908) – the Guianas and NE Brazil (N of Amazon, E from R Branco).
  • C. f. fuscatior (Chapman, 1926) – SW Venezuela (W Apure), SE Colombia, E Ecuador, E Peru and C Brazil (S of Amazon, E to R Tocantins).
  • C. f. beniensis Gyldenstolpe, 1941 – N Bolivia (Pando, Beni).
  • C. f. bimaculatus (d’Orbigny & Lafresnaye, 1837) – C & E Bolivia, S & E Brazil, Paraguay and N Argentina (Jujuy and Salta to Corrientes).
  • C. f. fuscatus (Wied, 1831) – Fuscous Flycatcher – SE Brazil (E Bahia to Rio Grande do Sul) and NE Argentina (Misiones).
  • Descriptive notes

    13·5–15 cm; 11·9 g. Nominate race has crown and upperparts plain brown with slightly rufescent tone; whitish supraloral line and long thin supercilium extending behind... read more


    Call a muffled “aag-aag-aag” or frog-like “bsh-bsh-bsh” in Brazil; “feétz-beeu” in Venezuela, also... read more


    Shady and thick undergrowth vegetation in variety of habitats, often near water, including thickets... read more

    Food and feeding

    Insects. Forages quietly, alone or in pairs (partners well separated), rarely joining mixed-species flocks. Searches from perches usually... read more


    Apr–May in Trinidad, and nests found in Feb and Jul in Tobago; nest with egg in Nov in Argentina; nest-building and nests with chick... read more


    Mainly resident. Details of any migratory behaviour generally not well known. S Brazilian... read more

    Status and conservation

    Not globally threatened. Uncommon to common, and widespread in much of South America E of Andes. Accepts a variety of wooded habitats, and therefore occurs in many national... read more

    Recommended citation

    Farnsworth, A. & Lebbin, D. (2019). Fuscous Flycatcher (Cnemotriccus fuscatus). 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 15 December 2019).