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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
 More information on BirdLife International

Synonyms: Sterna simplex.


This taxon does not have a description yet.

At EcoRegistros, species pages are completed using open bibliographic compilations, and anyone can contribute.

If you'd like to submit a sourced description, email us at ecoregistros@ecoregistros.org and we'll publish it credited to your name.




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Latest feeding records
Feeding
GroupSpeciesDateUser
FishBagre (Pimelodus argenteus)17/08/2019Martin Ferrari
FishSábalo Común (Prochilodus lineatus)02/04/2015Carlos Carmona



Number of Photography: 547

Foto
Photography ID: 674730
  Adult
Concordia
Entre Ríos
Argentina
01/13/2026
Elsa Longo
Foto
Photography ID: 673568
  Adult
Funes
Santa Fe
Argentina
07/15/2025
Santos Uranga
Foto
Photography ID: 672184
  Adult
Concordia
Entre Ríos
Argentina
01/13/2026
Guillermo Marcaida
Foto
Photography ID: 667645
  Adult
Laguna El Hinojo
Santa Fe
Argentina
01/14/2026
Daniel Ruben Gonzalez Pippo
Foto
Photography ID: 662521
  Adult
Navegación Arroyo Carambola
Corrientes
Argentina
12/10/2025
Diego Oscar
Foto
Photography ID: 662520
  Adult
Navegación Arroyo Carambola
Corrientes
Argentina
12/10/2025
Diego Oscar
Foto
Photography ID: 661126
  Adult
Pago de los deseos
Corrientes
Argentina
11/09/2025
Peter Vidana
Foto
Photography ID: 659997
 Bialet Masse
Córdoba
Argentina
11/16/2025
Adrian Braidotti



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Number of Recorded Vocalizations: 4



Audio playerUserDateCountryProvincePlaceSexLife stageIt was observedDetails
Pablo Bruni04/17/2023ArgentinaEntre RíosParque San Carlos, ConcordiaN/AN/AYesNo
Diego Oscar02/06/2023ArgentinaCorrientesNavegación Canal San MiguelN/AN/AYesNo
Nicolas Olejnik07/10/2013ArgentinaCorrientesEstancia Buena VistaIndistinguishableAdultYesNo
Carlos M. Grassini02/22/2012ArgentinaEntre RíosCosta del lago al este de la reserva y costa del campo Omar García, Reserva Privada Don Víctor, Dpto. Federación♂ ♀SeveralYesNo


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Number of Films: 3




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 Reports


 Detail of places sorted by number of records





Number of Records: 1895



Page 1 of 190
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
244104601/03/202619:32ArgentinaEntre RíosConcordia130Patricia Beatriz Benitez
244103801/03/202619:11ArgentinaSanta FeLa Rioja 1109, Santo Tomé1Gustavo Fernando Durán
244027028/02/202617:47ArgentinaSanta FeLa Rioja 1109, Santo Tomé2Gustavo Fernando Durán
244002625/02/2026ArgentinaEntre RíosColonia Ayuí, Paso del Águila, Concordia2Patricia Beatriz Benitez
243699621/02/202617:25ArgentinaSanta FeLa Rioja 1109, Santo Tomé1Gustavo Fernando Durán
243230309/02/2026UruguaySaltoLaguna de las Garzas, Salto Grande6Pablo Bruni
242864307/02/202608:09ArgentinaSanta FeAvenida Juan José Paso 2921, Santa Fe de la Vera Cruz1Gustavo Fernando Durán
242516431/01/202606:52ArgentinaSanta FeLa Rioja 1109, Santo Tomé2Gustavo Fernando Durán
242046324/01/202618:14ArgentinaEntre RíosGouchon 15, Colón1Jorge La Grotteria
242045124/01/202615:53ArgentinaEntre RíosAvenida Gobernador Quiros 185, Colón1Jorge La Grotteria
Page 1 of 190

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Citation recommended:

EcoRegistros. 2026. Large-billed Tern (Phaetusa simplex) - Species sheet. Acceded from https://www.ecoregistros.org on 10/03/2026.