Western Olivaceous Warbler
Iduna opaca
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPasseriformes
- FamilyAcrocephalidae (Reed Warblers and Allies)
- GenusIduna (Iduna Warblers)
- SpeciesIduna opaca (Western Olivaceous Warbler)
Closest Relatives at Doñana National Park
Eurasian Reed-Warbler
Acrocephalus scirpaceus
Melodious Warbler
Hippolais polyglotta
Great Reed-Warbler
Acrocephalus arundinaceus
African Reed-Warbler
Acrocephalus baeticatus
Sedge Warbler
Acrocephalus schoenobaenus
Aquatic Warbler
Acrocephalus paludicola
Spotless Starling
Sturnus unicolor
European Stonechat
Saxicola rubicola
Cetti's Warbler
Cettia cetti
Barn Swallow
Hirundo rustica
Eurasian Goldfinch
Carduelis carduelis
Sardinian Warbler
Curruca melanocephala
📅 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
| # | Park | Country | Probability |
|---|---|---|---|
| 1 | Niokolo-Koba National Park | 🇸🇳 Senegal | |
| 2 | Doñana National Park | 🇪🇸 Spain | |
| 3 | Sierra Nevada National Park | 🇪🇸 Spain | |
| 4 | Monfragüe National Park | 🇪🇸 Spain |
Quick answers
What are the chances of seeing a Western Olivaceous Warbler in Doñana National Park?
About 5% of visitor-days record a Western Olivaceous Warbler sighting in Doñana National Park, based on 153 observer-days of citizen-science data from GBIF.
When is the best time to see Western Olivaceous Warbler in Doñana National Park?
July has the highest sighting rate for Western Olivaceous Warbler in Doñana National Park in our monthly data.