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Photo: Alexis Lours / CC BY 4.0 (Wikimedia Commons)

The Common Tern (Sterna hirundo) is a member of the Laridae family found in Europe & Northern Asia and North America. Adults weigh 129 g. The IUCN Red List lists it as Least Concern.

LC Least Concern

Widespread and abundant — not currently at risk.

Where it fits

  1. Class Aves
  2. Order Charadriiformes
  3. Family Laridae Gulls, Terns, Skimmers
  4. Genus Sterna
  5. Species hirundo

Where it lives

Widespread, subarctic, temperate, and locally tropical Northern Hemisphere

Quick facts

Weight
129 g
Family
Laridae

How to identify

Similar birds

Biology & behaviour

Diet

The Common Tern hunts aquatic prey such as fish and aquatic invertebrates.

Behaviour

A bird of open sea and coastal waters, it is highly aerial, spending much of its time on the wing.

Migration

The Common Tern is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.

The Common Tern (Sterna hirundo) belongs to the Laridae family of the order Charadriiformes. It occurs naturally across Europe & Northern Asia and North America. Its distribution covers PAL, NA widespread, subarctic, temperate, and locally tropical Northern Hemisphere.

It is a medium-sized bird. Adults weighs around 129 g, with a wing length of about 25.3 cm and a tail of around 13 cm.

The IUCN Red List currently assesses it as Least Concern. That category covers species that remain widespread and reasonably abundant in the wild.

Its mapped global range covers an estimated 30.2 million km² — a very large global range.

Songs & calls

Common Tern — Flight call

Recorded by Paul Kelly Licence: CC BY-NC-SA 4.0

Frequently asked questions

How big is the Common Tern?

The Common Tern is a medium-sized bird that weighs around 129 g.

Where does the Common Tern live?

The Common Tern is found across Europe & Northern Asia and North America with a range covering PAL, NA widespread, subarctic, temperate, and locally tropical Northern Hemisphere, where it is associated with wetlands, lakes and other open water.

What family does the Common Tern belong to?

The Common Tern (Sterna hirundo) belongs to the Laridae family, in the order Charadriiformes.

What does the Common Tern eat?

The Common Tern hunts aquatic prey such as fish and aquatic invertebrates.

Does the Common Tern migrate?

The Common Tern is migratory, making regular seasonal journeys between its breeding and non-breeding ranges.

Is the Common Tern endangered?

The IUCN Red List currently assesses it as Least Concern That category covers species that remain widespread and reasonably abundant in the wild.

What sound does the Common Tern make?

1 real field recording of the Common Tern — including its flight call — can be played in the Songs & calls section on this page, credited to the recordist who captured it.

How large is the Common Tern's range?

The Common Tern has a mapped global range of about 30.2 million km².

Conservation

Least Concern

Every bird benefits from bird-safe windows, native plants, and keeping cats indoors. Small changes at home add up to real protection.

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