Crested Tern

Crested Tern

Thalasseus bergii

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
20–30% · Possible
overall probability at Table Mountain National Park

📅 Monthly Probability

20–30
Jan
20–30
Feb
20–30
Mar
20–30
Apr
20–30
May
30–40
Jun
20–30
Jul
10–20
Aug
20–30
Sep
20–30
Oct
10–20
Nov
10–20
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 Noosa National Park 🇦🇺 Australia
40–50%
2 Freycinet National Park 🇦🇺 Australia
30–40%
3 Wilsons Promontory National Park 🇦🇺 Australia
20–30%
4 iSimangaliso Wetland Park 🇿🇦 South Africa
20–30%
5 Table Mountain National Park 🇿🇦 South Africa
20–30%
6 Booderee National Park 🇦🇺 Australia
10–20%
7 Garden Route National Park 🇿🇦 South Africa
10–20%
8 Great Otway National Park 🇦🇺 Australia
10–20%
9 Bali Barat National Park 🇮🇩 Indonesia
10–20%
10 Daintree National Park 🇦🇺 Australia
10–20%
11 Royal National Park 🇦🇺 Australia
0–10%
12 Yala National Park 🇱🇰 Sri Lanka
<5%
13 Addo Elephant National Park 🇿🇦 South Africa
<5%
14 Tsavo East National Park 🇰🇪 Kenya
<5%
15 Taroko National Park 🇹🇼 Taiwan
<5%
16 Cradle Mountain-Lake St Clair National Park 🇦🇺 Australia
Insufficient data
17 Springbrook National Park 🇦🇺 Australia
Insufficient data
18 Kerinci Seblat National Park 🇮🇩 Indonesia
Insufficient data
19 Kinabatangan Wildlife Sanctuary 🇲🇾 Malaysia
Insufficient data
20 Kinabalu Park 🇲🇾 Malaysia
Insufficient data

Quick answers

What are the chances of seeing a Crested Tern in Table Mountain National Park?

About 22% of visitor-days record a Crested Tern sighting in Table Mountain National Park, based on 1104 observer-days of citizen-science data from GBIF.

When is the best time to see Crested Tern in Table Mountain National Park?

June has the highest sighting rate for Crested Tern in Table Mountain National Park in our monthly data.

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