River Tern

River Tern

Sterna aurantia

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
10–20% · With luck
overall probability at Jim Corbett National Park
340 Verified records at Jim Corbett National Park
February Best month highest sighting rate
🌅 Crepuscular When it's active at dawn and dusk

The river tern or Indian river tern (Sterna aurantia) is a tern in the family Laridae, the largest species currently included in the genus Sterna of typical terns. It is a resident breeder along inland rivers from Pakistan east through the Indian subcontinent, to Myanmar, Thailand, and Cambodia, where it is uncommon. Unlike most Sterna terns, it is almost exclusively found on freshwater, rarely venturing even to tidal creeks. Wikipedia →

10–20% of wildlife watchers report a River Tern sighting in Jim Corbett National Park, based on 340 days of visitor records from GBIF citizen-science data.

📅 Monthly Probability

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

🌅 When They're Spotted

Most active at dawn and dusk · across all parks (global)

🌅Crepuscular
☀️🌙🌙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 Bandipur National Park 🇮🇳 India
40–50%
2 Ranthambore National Park 🇮🇳 India
40–50%
3 Satpura National Park 🇮🇳 India
30–40%
4 Kaziranga National Park 🇮🇳 India
20–30%
5 Keoladeo National Park 🇮🇳 India
20–30%
6 Jim Corbett National Park 🇮🇳 India
10–20%
7 Nagarhole National Park 🇮🇳 India
10–20%
8 Periyar National Park 🇮🇳 India
10–20%
9 Bandhavgarh National Park 🇮🇳 India
<5%
10 Hemis National Park 🇮🇳 India
<5%
11 Kanha National Park 🇮🇳 India
<5%
12 Mudumalai National Park 🇮🇳 India
Insufficient data

Quick answers

What are the chances of seeing a River Tern in Jim Corbett National Park?

About 18% of wildlife watchers report a River Tern sighting in Jim Corbett National Park, based on 340 days of visitor records from GBIF citizen-science data.

When is the best time to see River Tern in Jim Corbett National Park?

February has the highest sighting rate for River Tern in Jim Corbett National Park in our monthly data.

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