Plumbeous Ibis
Theristicus caerulescens
- KingdomAnimalia (Animals)
- PhylumChordata (Cordats)
- ClassAves (Aus)
- OrderPelecaniformes (Pelicaniformes)
- FamilyThreskiornithidae (Ibises and Spoonbills)
- GenusTheristicus (Theristicus Ibises)
- SpeciesTheristicus caerulescens (Plumbeous Ibis)
The plumbeous ibis (Theristicus caerulescens), also formerly called the blue ibis, is a large distinctive ibis species endemic to parts of central South America. Wikipedia →
20–30% of wildlife watchers report a Plumbeous Ibis sighting in El Impenetrable National Park, based on 48 days of visitor records from GBIF citizen-science data.
Closest Relatives at El Impenetrable National Park
Buff-necked Ibis
Theristicus caudatus
Roseate Spoonbill
Platalea ajaja
Bare-faced Ibis
Phimosus infuscatus
White-faced Ibis
Plegadis chihi
Cocoi Heron
Ardea cocoi
Rufescent Tiger Heron
Tigrisoma lineatum
Great Egret
Ardea alba
Snowy Egret
Egretta thula
Striated Heron
Butorides striata
Whistling Heron
Syrigma sibilatrix
Black-crowned Night Heron
Nycticorax nycticorax
Cattle Egret
Bubulcus ibis
📅 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 | El Impenetrable National Park | 🇦🇷 Argentina | |
| 2 | Parque Estadual Encontro das Águas | 🇧🇷 Brazil | |
| 3 | Iberá National Park | 🇦🇷 Argentina | |
| 4 | Chapada dos Guimarães National Park | 🇧🇷 Brazil |
Quick answers
What are the chances of seeing a Plumbeous Ibis in El Impenetrable National Park?
About 20% of wildlife watchers report a Plumbeous Ibis sighting in El Impenetrable National Park, based on 48 days of visitor records from GBIF citizen-science data.
When is the best time to see Plumbeous Ibis in El Impenetrable National Park?
July has the highest sighting rate for Plumbeous Ibis in El Impenetrable National Park in our monthly data.