White-headed Marsh Tyrant
White-headed Marsh TyrantWhite-headed Marsh TyrantWhite-headed Marsh TyrantWhite-headed Marsh Tyrant

White-headed Marsh Tyrant

Arundinicola leucocephala

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Caroni Swamp
57 Verified records at Caroni Swamp
August Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The white-headed marsh tyrant (Arundinicola leucocephala), commonly referred to as the marsh tyrant, is a small passerine bird belonging to the tyrant flycatcher family. It is the sole species within the genus Arundinicola. This diurnal bird, exclusively found in South America, exhibits sexual dimorphism and is known to have monogamous mating behavior. Wikipedia →

10–20% of wildlife watchers report a White-headed Marsh Tyrant sighting in Caroni Swamp, based on 57 days of visitor records from GBIF citizen-science data.

Closest Relatives at Caroni Swamp

Tropical Kingbird
LC

Tropical Kingbird

☀️ Diurnal Bird

Tyrannus melancholicus

50–60% · Likely
Great Kiskadee
LC

Great Kiskadee

☀️ Diurnal Bird

Pitangus sulphuratus

40–50% · Likely
Black-backed Water-Tyrant
LC

Black-backed Water-Tyrant

☀️ Diurnal Bird

Fluvicola pica

30–40% · Possible
Yellow-breasted Flycatcher
LC

Yellow-breasted Flycatcher

☀️ Diurnal Bird

Tolmomyias flaviventris

20–30% · Possible
Northern Scrub-Flycatcher
LC

Northern Scrub-Flycatcher

☀️ Diurnal Bird

Sublegatus arenarum

20–30% · Possible
Yellow-bellied Elaenia
LC

Yellow-bellied Elaenia

☀️ Diurnal Bird

Elaenia flavogaster

10–20% · With luck
Gray Kingbird
LC Endemic

Gray Kingbird

☀️ Diurnal Bird

Tyrannus dominicensis

5–10% · With luck
Fork-tailed Flycatcher
LC

Fork-tailed Flycatcher

☀️ Diurnal Bird

Tyrannus savana

5–10% · With luck
Brown-crested Flycatcher
LC

Brown-crested Flycatcher

☀️ Diurnal Bird

Myiarchus tyrannulus

<5% · Rare
Southern Beardless-Tyrannulet
LC

Southern Beardless-Tyrannulet

☀️ Diurnal Bird

Camptostoma obsoletum

<5% · Rare
Boat-billed Flycatcher
LC

Boat-billed Flycatcher

☀️ Diurnal Bird

Megarynchus pitangua

<5% · Rare
Spotted Tody-Flycatcher
LC

Spotted Tody-Flycatcher

☀️ Diurnal Bird

Todirostrum maculatum

Insufficient data

📅 Monthly Probability

10–20
Jan
10–20
Feb
5–10
Mar
<5
Apr
10–20
May
10–20
Jun
10–20
Jul
30–40
Aug
30–40
Sep
5–10
Oct
10–20
Nov
10–20
Dec

☀️ When They're Spotted

Most active during daytime hours (6am–6pm) · across all parks (global)

☀️Diurnal
☀️🌙🌙12am6am12pm6pm12am

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 Iberá National Park 🇦🇷 Argentina
30–40%
2 Caroni Swamp 🇹🇹 Trinidad and Tobago
10–20%
3 Parque Estadual Encontro das Águas 🇧🇷 Brazil
10–20%
4 Amacayacu National Natural Park 🇨🇴 Colombia
5–10%
5 Sierra de la Macarena National Park 🇨🇴 Colombia
<5%
6 Chapada Diamantina National Park 🇧🇷 Brazil
<5%
7 Serra dos Órgãos National Park 🇧🇷 Brazil
<5%
8 Henri Pittier National Park 🇻🇪 Venezuela
<5%
9 Itatiaia National Park 🇧🇷 Brazil
<5%
10 Iguaçu National Park 🇧🇷 Brazil
<5%
11 Tayrona National Natural Park 🇨🇴 Colombia
Insufficient data
12 Iguazú National Park 🇦🇷 Argentina
Insufficient data
13 Emas National Park 🇧🇷 Brazil
Insufficient data
14 Canaima National Park 🇻🇪 Venezuela
Insufficient data
15 El Impenetrable National Park 🇦🇷 Argentina
Insufficient data
16 Serra da Canastra National Park 🇧🇷 Brazil
Insufficient data

Quick answers

What are the chances of seeing a White-headed Marsh Tyrant in Caroni Swamp?

About 13% of wildlife watchers report a White-headed Marsh Tyrant sighting in Caroni Swamp, based on 57 days of visitor records from GBIF citizen-science data.

When is the best time to see White-headed Marsh Tyrant in Caroni Swamp?

August has the highest sighting rate for White-headed Marsh Tyrant in Caroni Swamp in our monthly data.

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