Family Tyrant-flycatchers (Tyrannidae)

Least Concern

Hammond's Flycatcher (Empidonax hammondii)


French: Moucherolle de Hammond German: Tannenschnäppertyrann Spanish: Mosquero de Hammond

Tyrannula hammondii


, 1858,

Fort Tejon, California, USA


See E. fulvifrons. Monotypic.


C Alaska and W Canada (from S Yukon) S in W USA to EC California, EC Nevada, Utah and the Four Corners Region E to NC New Mexico. Winters locally SW USA and S from Mexico (Pacific slope and interior highlands) to Guatemala, El Salvador, Honduras and probably NC Nicaragua.

Descriptive notes

12·5–14·5 cm; 7·7–12·1 g. Has white eyering, broadest at rear (forming slight teardrop shape); greyish crown, slight rounded crest;... read more


Common call a distinct and sharp “pip”, “peep” or “peek”,... read more


Breeds in cool mature coniferous and mixed forests, including Douglas Fir (Pseudotsuga... read more

Food and feeding

Insects, including adult and larval lepidopterans, coleopterans (of family Scarabaeidae), Diptera (of families Empididae, Rhagonidae,... read more


Late May to Aug. Nest built by female, a compact cup made of fine plant fibres, fine grass, bark strips, rootlets, lichen and leaves, lined... read more


Migrant, wintering in Mexico and Central America. Migrates at night. Autumn migration protracted... read more

Status and conservation

Not globally threatened. Common; overall population estimated at 13,000,000 individuals. Densities 14–47 birds/km², varying within and between habitats. Survey... read more

Recommended citation

Farnsworth, A. & Lebbin, D. (2019). Hammond's Flycatcher (Empidonax hammondii). 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 16 December 2019).