Yellow-billed Tern
Yellow-billed TernYellow-billed TernYellow-billed TernYellow-billed Tern

Yellow-billed Tern

Sternula superciliaris

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Insufficient data
overall probability at Emas National Park
1 Verified records at Emas National Park
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The yellow-billed tern (Sternula superciliaris) is a small seabird found in South America. It is a species of tern in the family Laridae. It is found in Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Panama, Paraguay, Peru, Suriname, Trinidad and Tobago, Uruguay, and Venezuela. Its natural habitats are rivers, swamps, and freshwater lakes. Wikipedia →

Closest Relatives at Emas National Park

Southern Lapwing
LC

Southern Lapwing

☀️ Diurnal Bird

Vanellus chilensis

40–50% · Likely
Black-necked Stilt
Endemic

Black-necked Stilt

☀️ Diurnal Bird

Himantopus mexicanus

Insufficient data
Wattled Jacana
LC

Wattled Jacana

☀️ Diurnal Bird

Jacana jacana

Insufficient data

📅 Monthly Probability

📊

Fewer than 5 records of Yellow-billed Tern at Emas National Park — not enough to chart months honestly.

☀️ 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 Parque Estadual Encontro das Águas 🇧🇷 Brazil
40–50%
2 Noel Kempff Mercado National Park 🇧🇴 Bolivia
30–40%
3 Amacayacu National Natural Park 🇨🇴 Colombia
10–20%
4 El Impenetrable National Park 🇦🇷 Argentina
10–20%
5 Anavilhanas National Park 🇧🇷 Brazil
10–20%
6 Tambopata National Reserve 🇵🇪 Peru
5–10%
7 Manu National Park 🇵🇪 Peru
5–10%
8 Cuyabeno Wildlife Reserve 🇪🇨 Ecuador
5–10%
9 Iberá National Park 🇦🇷 Argentina
<5%
10 Yasuní National Park 🇪🇨 Ecuador
<5%
11 Madidi National Park 🇧🇴 Bolivia
<5%
12 Sierra de la Macarena National Park 🇨🇴 Colombia
<5%
13 Cordillera Azul National Park 🇵🇪 Peru
<5%
14 Palo Verde National Park 🇨🇷 Costa Rica
Insufficient data
15 Emas National Park 🇧🇷 Brazil
Insufficient data
16 El Palmar National Park 🇦🇷 Argentina
Insufficient data
17 Tayrona National Natural Park 🇨🇴 Colombia
Insufficient data
18 Canaima National Park 🇻🇪 Venezuela
Insufficient data
19 Henri Pittier National Park 🇻🇪 Venezuela
Insufficient data
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