The Streak-necked Flycatcher lives in Andean forests. A white mark behind the eye and dark streaks on its yellow underside help identify it; the account reports foraging along forest edges and in second growth.
The back is olive and lacks wing-bars. The dusky grey sides of the head are streaked whitish, there is a white spot behind the eye, and the yellow underparts are heavily streaked dark grey.
PeruAves reports that it forages at different heights along forest edges and in second growth.
An extinction-risk assessment has not been added yet.