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Species icon
Large-billed Tern

Phaetusa simplex
(Gmelin, JF, 1789)
Atí
Trinta-réis-grande
Family: Laridae
Order: Charadriiformes
Class: Aves
Phylum / Division: Chordata
Kingdom: Animalia
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Conservation status according to BirdLife International: Least Concern

Synonyms: Sterna simplex.


This taxon does not yet have a description.

At EcoRegistros, species accounts are built through open bibliographic compilation, and anyone can contribute.

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Last published photographs

Foto
Photography ID: 659735
  Adult
Roldán
Santa Fe
Argentina
11/16/2025
Jorge Schlemmer
Foto
Photography ID: 577870
  Immature
Careiro da Várzea
Amazonas
Brazil
07/17/2023
Jorge Schlemmer
Foto
Photography ID: 570129
  Adult
Careiro da Várzea
Amazonas
Brazil
07/17/2023
Jorge Schlemmer
Foto
Photography ID: 497326
  Adult
Arroyos y Esteros
Cordillera
Paraguay
06/17/2022
Jorge Schlemmer
Foto
Photography ID: 485314
  Adult
La Isleta
Santa Fe
Argentina
02/27/2022
Jorge Schlemmer
Foto
Photography ID: 456845
  Adult
Reserva Natural Urutaú
Misiones
Argentina
07/24/2021
Jorge Schlemmer
Foto
Photography ID: 422241
  Juvenile
Santo Tomé
Santa Fe
Argentina
11/22/2020
Jorge Schlemmer
Foto
Photography ID: 316364
  Adult
Concordia
Entre Ríos
Argentina
02/10/2019
Jorge Schlemmer
Foto
Photography ID: 315898
  Adult
Concordia
Entre Ríos
Argentina
02/07/2019
Jorge Schlemmer



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 Reports


 Detail of places sorted by number of records







Page 1
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
238640816/11/2025ArgentinaSanta FeTierra de Sueños 3, Roldán, Santa Fe, Argentina, RoldánJorge Schlemmer
197227417/07/2023BrazilAmazonasCareiro da VárzeaJorge Schlemmer
159806617/06/2022ParaguayCordilleraCamino a Juan de Mena, Arroyos y EsterosJorge Schlemmer
155654727/02/2022ArgentinaSanta FeLa IsletaJorge Schlemmer
151074004/12/2021ArgentinaCórdobaDesembocadura del Plujunta, Reserva Natural Bañados del Río Dulce y Laguna Mar ChiquitaJorge Schlemmer
144409324/07/2021ArgentinaMisionesReserva Natural UrutaúJorge Schlemmer
136444112/12/2020ArgentinaSanta FeReserva Natural Laguna MelincuéJorge Schlemmer
132151522/11/2020ArgentinaSanta FeArea Natural Protegida Laguna Juan de Garay (ex Bedetti), Santo ToméJorge Schlemmer
132116021/11/2020ArgentinaCórdobaDesembocadura del Plujunta, Reserva Natural Bañados del Río Dulce y Laguna Mar ChiquitaJorge Schlemmer
88564310/02/2019ArgentinaEntre RíosColonia Ayuí, ConcordiaJorge Schlemmer
Page 1

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Citation recommended:

EcoRegistros. 2026. Large-billed Tern (Phaetusa simplex) - Species sheet. Acceded from https://www.ecoregistros.org on 11/04/2026.