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

Yellow-billed Tern

Sternula superciliaris

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Amacayacu National Natural Park
164 Verified records at Amacayacu National Natural Park
November Best month highest sighting rate
☀️ 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 →

10–20% of wildlife watchers report a Yellow-billed Tern sighting in Amacayacu National Natural Park, based on 164 days of visitor records from GBIF citizen-science data.

Closest Relatives at Amacayacu National Natural Park

Large-billed Tern
LC

Large-billed Tern

☀️ Diurnal Bird

Phaetusa simplex

30–40% · Possible
Black Skimmer
LC

Black Skimmer

☀️ Diurnal Bird

Rynchops niger

10–20% · With luck
Wattled Jacana
LC

Wattled Jacana

☀️ Diurnal Bird

Jacana jacana

20–30% · Possible
Southern Lapwing
LC

Southern Lapwing

☀️ Diurnal Bird

Vanellus chilensis

5–10% · With luck
Pectoral Sandpiper
LC

Pectoral Sandpiper

☀️ Diurnal Bird

Calidris melanotos

5–10% · Rare
Spotted Sandpiper
LC

Spotted Sandpiper

☀️ Diurnal Bird

Actitis macularius

5–10% · Rare
Pied Lapwing

Pied Lapwing

☀️ Diurnal Bird

Hoploxypterus cayanus

<5% · Rare
Solitary Sandpiper
LC

Solitary Sandpiper

☀️ Diurnal Bird

Tringa solitaria

<5% · Rare
White-rumped Sandpiper
VU

White-rumped Sandpiper

☀️ Diurnal Bird

Calidris fuscicollis

<5% · Rare
Lesser Yellowlegs
VU

Lesser Yellowlegs

☀️ Diurnal Bird

Tringa flavipes

<5% · Rare
Buff-breasted Sandpiper

Buff-breasted Sandpiper

☀️ Diurnal Bird

Calidris subruficollis

<5% · Rare
Greater Yellowlegs
NT

Greater Yellowlegs

☀️ Diurnal Bird

Tringa melanoleuca

<5% · Rare

📅 Monthly Probability

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

Quick answers

What are the chances of seeing a Yellow-billed Tern in Amacayacu National Natural Park?

About 19% of wildlife watchers report a Yellow-billed Tern sighting in Amacayacu National Natural Park, based on 164 days of visitor records from GBIF citizen-science data.

When is the best time to see Yellow-billed Tern in Amacayacu National Natural Park?

November has the highest sighting rate for Yellow-billed Tern in Amacayacu National Natural Park in our monthly data.

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