Saunders’s Tern

Sept. 17, 2025

Recently, Saunders’s Tern was sighted at Adyar Estuary in Chennai.

About Saunders’s Tern:

  • It is a species of bird in the family Laridae.
  • Saunders’s terns (Sternula saundersi) are a small, ground-nesting marine bird species.
  • It is sparsely resident along the shores of the north-western Indian Ocean.
  • Geographical Range: It breeds in the Red Sea and Persian Gulf to islands between India and Sri Lanka; apparently winters mainly Seychelles to Maldives and Cocos (Keeling) Island.
  • Habitat: This species occupies a variety of coastal areas: estuaries, shallow tropical and subtropical inshore waters, tidal lagoons, and harbors.
  • Food: Its diet comprises many kinds of marine animals, such as small fish, crustaceans, and mollusks.
  • It nests on the ground up to 2 km inland on uncovered sandy sites, shingles, or dried mud.
  • Breeding Season: The breeding season for the Saunders’s tern is between March and June.
  • Conservation Status: Least Concern (IUCN Red List).

Key Facts about the Adyar estuary

  • It is formed by the Adyar River at the point at which the river meets the Bay of Bengal.
  • It lies between Santhome beach in the north and Elliots Beach in the south.

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