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 LC    Royal Tern* Id (Atlas):
    Thalasseus maximus

Description (10)
Image of Royal Tern
 

Other Scientific Names
Thalasseus maximus [Stotz et al. (1996)], Thalasseus maximus [AOU checklist (1998 + supplements)]

Family
Laridae (Gulls, Terns, Skimmers)

Size
43 - 48 cm

First Described (Guide)
(Boddaert, 1783)

Range (Guide)
Angola, Anguilla, Antigua and Barbuda, Argentina, Aruba, Bahamas, Barbados, Belize, Benin, Bermuda, Brazil, Cameroon, Canada, Cayman Islands, Colombia, Congo, Congo [The Democratic Republic of the], Costa Rica, Côte dIvoire, Cuba, Dominica, Dominican Republic, Ecuador (NB), El Salvador, Equatorial Guinea, French Guiana, Gabon, Gambia (B), Ghana, Grenada, Guadeloupe, Guatemala, Guinea (NB), Guinea-bissau (B), Guyana, Haiti, Honduras, Jamaica (B) (NB), Liberia, Martinique, Mauritania (B), Mexico, Montserrat, Morocco, Namibia, Netherlands Antilles, Nicaragua, Nigeria, Panama, Peru, Puerto Rico, Senegal (B), Sierra Leone, St Kitts and Nevis, St Lucia, St Vincent and The Grenadines, Suriname, Togo, Trinidad and Tobago, Turks and Caicos Islands (NB), Uruguay (B), USA (B), Venezuela, Virgin Islands (British) (B) (NB), Virgin Islands (U.S.) (B) (NB), Western Sahara.

Vagrant to Gibraltar, Ireland, Norway, Paraguay, Portugal, Spain, Sudan, United Kingdom.

Unknown to Mozambique.

Population
Estimated population is 370,000 (2010).

Status LC
For more information see BirdLife International Species Factsheet.

Voice
Xeno-Canto Sound Files (more (90)...)

 
Royal Tern (Thalasseus maximus) [XC83009]
     by Paul Marvin from Cayo Guillermo, Ciego de Avila, Cuba (call)

 
Royal Tern (Thalasseus maximus) [XC337220]
     by David Darrell-Lambert from Canal dos Barreiros, S\u00e3o Vicente, S\u00e3o Paulo State, Brazil (call)

Subspecies
Sometimes considered to form superspecies with Greater Crested Tern (Thalasseus bergii). Racial variation questionable.

The following 2 subspecies are recognised:

  • albididorsalis (Hartert, 1921)   -  Mauritania to Guinea, occasionally further S. Winters south to Namibia.
  • maximus (Boddaert, 1783)   -  Southern California to Sinaloa, and Maryland (rarely New Jersey) to Texas, and through West Indies to the Guianas and possibly Brazil, with disjunct breeding populations on Yucatán, and in southern Brazil, Uruguay and northern Patagonia. Winters south to Peru and to Uruguay and Argentina.



References
See References.


Files:
JPG files for Royal Tern (Thalasseus maximus) - 10 files


More Information

BirdLife International

For more information about the Royal Tern see... Show Articles BirdLife International Species Factsheet.


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