Alder Flycatcher
Empidonax alnorum
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyTyrannidae (Tirànids)
- GenusEmpidonax (Empidonax Flycatchers)
- SpeciesEmpidonax alnorum (Alder Flycatcher)
The alder flycatcher (Empidonax alnorum) is a small insect-eating bird in the tyrant flycatcher family. The genus name Empidonax is from Ancient Greek empis, "gnat", and anax, "master". The specific alnorum is Latin and means "of the alders". Wikipedia →
Closest Relatives at Arenal Volcano National Park
Yellow-bellied Flycatcher
Empidonax flaviventris
Yellowish Flycatcher
Empidonax flavescens
Acadian Flycatcher
Empidonax virescens
Least Flycatcher
Empidonax minimus
White-throated Flycatcher
Empidonax albigularis
Willow Flycatcher
Empidonax traillii
Great Kiskadee
Pitangus sulphuratus
Social Flycatcher
Myiozetetes similis
Tropical Kingbird
Tyrannus melancholicus
Gray-capped Flycatcher
Myiozetetes granadensis
Common Tody-Flycatcher
Todirostrum cinereum
Dusky-capped Flycatcher
Myiarchus tuberculifer
📅 Monthly Probability
Fewer than 5 records of Alder Flycatcher at Arenal Volcano National Park — not enough to chart months honestly.
☀️ 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