Lesser Crested Tern (Thalasseus bengalensis)
Illustration redrawn by AI from a real photograph

Lesser Crested Tern

Thalasseus bengalensis (Lesson, RP, 1831)

≈44 cmLength97 cmWingspan209 gWeight

It is a tern with a long, pointed orange bill, a black cap in summer and a white forehead in winter.

Most records: Australia, Sri Lanka, India

Looks like Sandwich Tern, Chinese Crested Tern, Greater Crested Tern

Least Concern

How to identify

Field marks

  1. Bill long, pointed and orange
  2. Black cap and black legs in summer plumage
  3. Rump gray, an identification feature in flight
  4. Forehead turns white in winter plumage

Male, female and young

Juvenile has a yellow-orange bill and is paler overall than Sandwich Tern of the same age, with only faint dark crescents on the upper back feathers.

Voice

Loud creaking calls, similar to those of Sandwich Tern.

Similar species

Where and when it's recorded

Most records: Australia, Sri Lanka, India

Lesser Crested Tern has been recorded at 290 of the 8,276 birding hotspots we track, in 57 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. Negombo - Morawala Beach - seawatchingSri Lanka581 records
  2. Pulicat Lake – [TN Section]India559 records
  3. Eilat north beachIsrael450 records
More places
  1. Ngor – Hotel Le CalaoSenegal401 records
  2. Bundala NPSri Lanka342 records
  3. Buffalo CreekAustralia329 records
  4. Nosy VeMadagascar321 records
  5. Sabaki River EstuaryKenya311 records
  6. Changaram Wetlands – EzhupunnaIndia270 records
  7. Crab Creek MangrovesAustralia260 records

Countries and regions with the most records

AustraliaSri LankaIndiaThailandKenyaSenegalIsraelSingapore

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

Questions

How big is the Lesser Crested Tern?

The Lesser Crested Tern is about ≈44 cm long, with a wingspan of 97 cm and weighs around 209 g.

Where does the Lesser Crested Tern live?

Its breeding range: Africa, Oriental, Australasia: disjunctly, coasts of south-central Mediterranean, Indian Ocean and marginal seas, and northern Australia. It is most often recorded in Australia, Sri Lanka and India.

Is the Lesser Crested Tern endangered?

The IUCN Red List classifies the Lesser Crested Tern as Least Concern.

What does the Lesser Crested Tern eat?

Main food: Fish, shrimp & shellfish.

What family is the Lesser Crested Tern in?

It belongs to the family Gulls, Terns, Skimmers (Laridae), order Charadriiformes.

At a glance

Length
≈44 cm
Wingspan
97 cm
Weight
209 g
Habitat
Coast & tidal flats
Diet
Fish, shrimp & shellfish
Lifestyle
Feeds in the air
Migration
Migratory
Conservation
Least Concern
More measurements
Wing
293 mm
Tail
134 mm
Bill
58 mm
Tarsus
24 mm

Averages from the AVONET dataset; length from field guides where available.

Range

Africa, Oriental, Australasia: disjunctly, coasts of south-central Mediterranean, Indian Ocean and marginal seas, and northern Australia

Breeding range, IOC World Bird List 15.2

Classification

Genus
Thalasseus

Other birds in the genus Thalasseus

Lesser Crested Tern

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by Shino jacob koottanad. ↗

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