Pacific-slope Flycatcher
Empidonax difficilis
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyTyrannidae (Tirànids)
- GenusEmpidonax (Empidonax Flycatchers)
- SpeciesEmpidonax difficilis (Pacific-slope Flycatcher)
Closest Relatives at Redwood National Park
Willow Flycatcher
Empidonax traillii
Hammond's Flycatcher
Empidonax hammondii
Gray Flycatcher
Empidonax wrightii
Dusky Flycatcher
Empidonax oberholseri
Black Phoebe
Sayornis nigricans
Western Wood-Pewee
Contopus sordidulus
Say's Phoebe
Sayornis saya
Olive-sided Flycatcher
Contopus cooperi
Western Kingbird
Tyrannus verticalis
Eastern Phoebe
Sayornis phoebe
Tropical Kingbird
Tyrannus melancholicus
Ash-throated Flycatcher
Myiarchus cinerascens
📅 Monthly Probability
☀️ When They're Spotted
Most active during daytime hours (6am–6pm) · across all parks (global)
Global Distribution
Where this species is recorded worldwide. Restricted to human observations from 2019 onwards — the same kind of record and the same period the probabilities on this page are built from, so collar-tracking studies, camera-trap arrays and museum specimens are excluded. Around Santa Rosa that removes 5,924 GPS fixes from a handful of tagged jaguars.
where this species is recorded (GBIF density — it tracks where observers go, not how likely a sighting is) · parks where it occurs — tap a pin for the sighting probability there
Parks Where Found
Quick answers
What are the chances of seeing a Pacific-slope Flycatcher in Redwood National Park?
About 26% of visitor-days record a Pacific-slope Flycatcher sighting in Redwood National Park, based on 569 observer-days of citizen-science data from GBIF.
When is the best time to see Pacific-slope Flycatcher in Redwood National Park?
May has the highest sighting rate for Pacific-slope Flycatcher in Redwood National Park in our monthly data.