Large-billed Tern
Large-billed TernLarge-billed TernLarge-billed TernLarge-billed Tern

Large-billed Tern

Phaetusa simplex

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
5–10% · Rare
overall probability at Sierra de la Macarena National Park
66 Verified records at Sierra de la Macarena National Park
March Best month highest sighting rate
☀️ Diurnal When it's active during daytime hours (6am–6pm)

The large-billed tern (Phaetusa simplex) is a species of tern in the family Laridae. It is placed the monotypic genus Phaetusa. It is found in most of South America (east of the Andes and north of the Pampas). It has occurred as a vagrant in Aruba, Bermuda, Cuba, Panama and the United States. Its natural habitats are rivers and freshwater lakes. Wikipedia →

5–10% of wildlife watchers report a Large-billed Tern sighting in Sierra de la Macarena National Park, based on 66 days of visitor records from GBIF citizen-science data.

Closest Relatives at Sierra de la Macarena National Park

Yellow-billed Tern
LC

Yellow-billed Tern

☀️ Diurnal Bird

Sternula superciliaris

<5% · Rare
Black Skimmer
LC

Black Skimmer

☀️ Diurnal Bird

Rynchops niger

<5% · Rare
Southern Lapwing
LC

Southern Lapwing

☀️ Diurnal Bird

Vanellus chilensis

30–40% · Possible
Wattled Jacana
LC

Wattled Jacana

☀️ Diurnal Bird

Jacana jacana

10–20% · With luck
Spotted Sandpiper
LC

Spotted Sandpiper

☀️ Diurnal Bird

Actitis macularius

5–10% · With luck
Pied Lapwing

Pied Lapwing

☀️ Diurnal Bird

Hoploxypterus cayanus

<5% · Rare
Solitary Sandpiper
LC

Solitary Sandpiper

☀️ Diurnal Bird

Tringa solitaria

<5% · Rare
Black-necked Stilt
Endemic

Black-necked Stilt

☀️ Diurnal Bird

Himantopus mexicanus

Insufficient data
Greater Yellowlegs
NT

Greater Yellowlegs

☀️ Diurnal Bird

Tringa melanoleuca

Insufficient data
Pectoral Sandpiper
LC

Pectoral Sandpiper

☀️ Diurnal Bird

Calidris melanotos

Insufficient data
Lesser Yellowlegs
VU

Lesser Yellowlegs

☀️ Diurnal Bird

Tringa flavipes

Insufficient data
Least Sandpiper
NT

Least Sandpiper

☀️ Diurnal Bird

Calidris minutilla

Insufficient data

📅 Monthly Probability

5–10
Jan
5–10
Feb
10–20
Mar
<5
Apr
5–10
May
<5
Jun
<5
Jul
<5
Aug
<5
Sep
<5
Oct
<5
Nov
<5
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 Noel Kempff Mercado National Park 🇧🇴 Bolivia
50–60%
2 Parque Estadual Encontro das Águas 🇧🇷 Brazil
40–50%
3 Amacayacu National Natural Park 🇨🇴 Colombia
30–40%
4 Anavilhanas National Park 🇧🇷 Brazil
20–30%
5 Iberá National Park 🇦🇷 Argentina
20–30%
6 Tambopata National Reserve 🇵🇪 Peru
10–20%
7 Caroni Swamp 🇹🇹 Trinidad and Tobago
10–20%
8 Cuyabeno Wildlife Reserve 🇪🇨 Ecuador
5–10%
9 Manu National Park 🇵🇪 Peru
5–10%
10 El Palmar National Park 🇦🇷 Argentina
5–10%
11 Madidi National Park 🇧🇴 Bolivia
5–10%
12 Yasuní National Park 🇪🇨 Ecuador
5–10%
13 El Impenetrable National Park 🇦🇷 Argentina
5–10%
14 Sierra de la Macarena National Park 🇨🇴 Colombia
5–10%
15 Cordillera Azul National Park 🇵🇪 Peru
<5%
16 Amboró National Park 🇧🇴 Bolivia
<5%
17 Henri Pittier National Park 🇻🇪 Venezuela
<5%
18 Canaima National Park 🇻🇪 Venezuela
<5%
19 Tayrona National Natural Park 🇨🇴 Colombia
<5%
20 Machalilla National Park 🇪🇨 Ecuador
Insufficient data
21 Darién National Park 🇵🇦 Panama
Insufficient data
22 Iguaçu National Park 🇧🇷 Brazil
Insufficient data
23 Iguazú National Park 🇦🇷 Argentina
Insufficient data

Quick answers

What are the chances of seeing a Large-billed Tern in Sierra de la Macarena National Park?

About 5% of wildlife watchers report a Large-billed Tern sighting in Sierra de la Macarena National Park, based on 66 days of visitor records from GBIF citizen-science data.

When is the best time to see Large-billed Tern in Sierra de la Macarena National Park?

March has the highest sighting rate for Large-billed Tern in Sierra de la Macarena National Park in our monthly data.

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