Chestnut-sided Warbler
Setophaga pensylvanica
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyParulidae (Parúlids)
- GenusSetophaga (Setophaga Warblers)
- SpeciesSetophaga pensylvanica (Chestnut-sided Warbler)
Closest Relatives at Montes Azules Biosphere Reserve
Magnolia Warbler
Setophaga magnolia
American Redstart
Setophaga ruticilla
Yellow Warbler
Setophaga petechia
Hooded Warbler
Setophaga citrina
Northern Yellow Warbler
Setophaga aestiva
Black-throated Green Warbler
Setophaga virens
Yellow-throated Warbler
Setophaga dominica
Northern Parula
Setophaga americana
Bay-breasted Warbler
Setophaga castanea
Yellow-rumped Warbler
Setophaga coronata
Blackburnian Warbler
Setophaga fusca
Tropical Parula
Setophaga pitiayumi
📅 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 Chestnut-sided Warbler in Montes Azules Biosphere Reserve?
About 29% of visitor-days record a Chestnut-sided Warbler sighting in Montes Azules Biosphere Reserve, based on 273 observer-days of citizen-science data from GBIF.
When is the best time to see Chestnut-sided Warbler in Montes Azules Biosphere Reserve?
October has the highest sighting rate for Chestnut-sided Warbler in Montes Azules Biosphere Reserve in our monthly data.