Bridled Tern

Bridled Tern

Onychoprion anaethetus

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
<5% · Rare
overall probability at Bastimentos Island National Marine Park

📅 Monthly Probability

<5
Jan
<5
Feb
<5
Mar
<5
Apr
<5
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 Coiba National Park 🇵🇦 Panama
0–10%
2 Cabo Blanco Absolute Nature Reserve 🇨🇷 Costa Rica
<5%
3 Manuel Antonio National Park 🇨🇷 Costa Rica
<5%
4 Yala National Park 🇱🇰 Sri Lanka
<5%
5 Daintree National Park 🇦🇺 Australia
<5%
6 Corcovado National Park 🇨🇷 Costa Rica
<5%
7 Bastimentos Island National Marine Park 🇵🇦 Panama
<5%
8 Noosa National Park 🇦🇺 Australia
Insufficient data
9 Santa Rosa National Park 🇨🇷 Costa Rica
Insufficient data
10 Jaragua National Park 🇩🇴 Dominican Republic
Insufficient data
11 Las Baulas Marine National Park 🇨🇷 Costa Rica
Insufficient data
12 Machalilla National Park 🇪🇨 Ecuador
Insufficient data
13 Arrecifes de Cozumel National Park 🇲🇽 Mexico
Insufficient data
14 Kerinci Seblat National Park 🇮🇩 Indonesia
Insufficient data
15 Marino Ballena National Park 🇨🇷 Costa Rica
Insufficient data
16 Everglades National Park 🇺🇸 United States
Insufficient data

Quick answers

What are the chances of seeing a Bridled Tern in Bastimentos Island National Marine Park?

About 0% of visitor-days record a Bridled Tern sighting in Bastimentos Island National Marine Park, based on 6 observer-days of citizen-science data from GBIF.

When is the best time to see Bridled Tern in Bastimentos Island National Marine Park?

August has the highest sighting rate for Bridled Tern in Bastimentos Island National Marine Park in our monthly data.

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