Lesser Crested Tern

Lesser Crested Tern

Thalasseus bengalensis

Silhouette: JJ Harrison (vectorized by T. Michael Keesey) · PhyloPic

Least ConcernNear ThreatenedVulnerableEndangeredCritically Endangered
Daily sighting probability <5% · Rare
at Yala National Park
31 Verified sightings at Yala National Park From 2019 to 2026
505 Verified sightings across all 17 parks From 2019 to 2026
November Best month highest sighting rate
☀️ Diurnal When it's spotted during daytime hours (6am–6pm)

About the Lesser Crested Tern

The lesser crested tern (Thalasseus bengalensis) is a tern in the family Laridae. The genus name is from Ancient Greek Thalasseus, "fisherman" from thalassa, "sea". The specific bengalensis means "of Bengal", the type locality, historically referring to Bangladesh and part of Northeast India.

It breeds in subtropical coastal parts of the world mainly from the Red Sea across the Indian Ocean to the western Pacific, and Australia, with a significant population on the southern coast of the Mediterranean on two islands off the Libyan coast. It is an occasional vagrant to Europe, where it has been known to breed in pure and mixed (with Sandwich tern) pairs. The Australian birds are probably sedentary, but other populations are migratory, wintering south to South Africa.

This bird has three geographical subspecies, differing mainly in size and minor plumage details: T. b. emigratus (Neumann, 1934): breeding in the Mediterranean on islands off the coast of Libya, wintering West Africa. Pale grey above (only marginally darker than Sandwich tern); slightly larger.

T. b. bengalensis (Lesson, 1831): northern Indian Ocean including the Red Sea... Wikipedia →

Global Distribution

Warmer areas are where this animal is recorded most often.

Parks Where Found

# Park Country Daily sighting probability
1 Ningaloo Marine Park 🇦🇺 Australia
~20%
2 Cape Range 🇦🇺 Australia
~20%
3 Komodo National Park 🇮🇩 Indonesia
~10%
4 Tsavo East National Park 🇰🇪 Kenya
~10%
5 iSimangaliso Wetland Park 🇿🇦 South Africa
<5%
6 Yala National Park 🇱🇰 Sri Lanka
<5%
7 Bali Barat National Park 🇮🇩 Indonesia
<5%
8 Daintree National Park 🇦🇺 Australia
<5%
9 Raja Ampat 🇮🇩 Indonesia
<5%
10 Lake Nakuru National Park 🇰🇪 Kenya
<5%
11 Bako National Park 🇲🇾 Malaysia
Insufficient data
12 Noosa National Park 🇦🇺 Australia
Insufficient data
13 Wilpattu National Park 🇱🇰 Sri Lanka
Insufficient data
14 Ankarafantsika National Park 🇲🇬 Madagascar
Insufficient data
15 Kerinci Seblat National Park 🇮🇩 Indonesia
Insufficient data
16 Ranomafana National Park 🇲🇬 Madagascar
Insufficient data
17 Doñana National Park 🇪🇸 Spain
Insufficient data

Quick answers

What are the chances of seeing a Lesser Crested Tern in Yala National Park?

Under 5% of wildlife watchers report a Lesser Crested Tern sighting in Yala National Park, based on 31 verified sightings from GBIF citizen-science data.

When is the best time to see Lesser Crested Tern in Yala National Park?

November has the highest sighting rate for Lesser Crested Tern in Yala National Park in our monthly data.

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