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1. Great Black-backed Gull Larus marinus

   ML645454775 eBird lista S284925227 Reportar
   
   Gino Ver Eecke

   17 nov 2025

   Rockland, New York, United States
2. Great Black-backed Gull Larus marinus

   ML645452526 eBird lista S285073395 Reportar
   
   Jamie Hicken

   18 nov 2025

   Staffordshire, England, United Kingdom
3. Great Black-backed Gull Larus marinus

   ML645450829 eBird lista S284819500 Reportar
   
   John Kramer

   16 nov 2025

   Erie, Pennsylvania, United States
   Comentarios Great Black-backed Gull @ Leo's Landing sand bar, far left with slate-gray wings…
4. Great Black-backed Gull Larus marinus

   ML645448300 eBird lista S285066624 Reportar
   
   Todd Kiraly

   17 nov 2025

   District of Columbia, District of Columbia, United States
5. Great Black-backed Gull Larus marinus

   ML645446249 eBird lista S284974901 Reportar
   
   Julie Xie

   16 nov 2025

   Atlantic, New Jersey, United States
6. Great Black-backed Gull Larus marinus

   ML645446248 eBird lista S284974901 Reportar
   
   Julie Xie

   16 nov 2025

   Atlantic, New Jersey, United States
7. Great Black-backed Gull Larus marinus

   ML645445665 eBird lista S285056743 Reportar
   
   Sandra Rosenhouse

   16 nov 2025

   Sussex, Delaware, United States
8. Great Black-backed Gull Larus marinus

   ML645441014 eBird lista S285028400 Reportar
   
   calificación 4

   1 calificación

   Frank King

   18 nov 2025

   Avalon Peninsula-St. John's, Newfoundland and Labrador, Canada
   Edad y sexo Inmaduro, sexo desconocido - 1
9. Great Black-backed Gull Larus marinus

   ML645440877 eBird lista S285028400 Reportar
   
   calificación 4

   1 calificación

   Frank King

   18 nov 2025

   Avalon Peninsula-St. John's, Newfoundland and Labrador, Canada
   Edad y sexo Adulto, sexo desconocido - 3
10. Great Black-backed Gull Larus marinus

    ML645440878 eBird lista S285028400 Reportar
    
    calificación 4

    1 calificación

    Frank King

    18 nov 2025

    Avalon Peninsula-St. John's, Newfoundland and Labrador, Canada
    Edad y sexo Adulto, sexo desconocido - 3; Inmaduro, sexo desconocido - 1
11. Great Black-backed Gull Larus marinus

    ML645440618 eBird lista S284938550 Reportar
    
    James Bourne

    17 nov 2025

    Beaufort, South Carolina, United States
12. Great Black-backed Gull Larus marinus

    ML645438905 eBird lista S285011464 Reportar
    
    Javier Alonso Almeida

    18 nov 2025

    Asturias, Principado de, Spain
13. Great Black-backed Gull Larus marinus

    ML645438907 eBird lista S285011464 Reportar
    
    Javier Alonso Almeida

    18 nov 2025

    Asturias, Principado de, Spain
14. Great Black-backed Gull Larus marinus

    ML645438193 eBird lista S284537011 Reportar
    
    Jon Cefus

    15 nov 2025

    Tuscarawas, Ohio, United States
15. Great Black-backed Gull Larus marinus

    ML645438194 eBird lista S284537011 Reportar
    
    calificación 3

    1 calificación

    Jon Cefus

    15 nov 2025

    Tuscarawas, Ohio, United States
16. Great Black-backed Gull Larus marinus

    ML645438191 eBird lista S284537011 Reportar
    
    Jon Cefus

    15 nov 2025

    Tuscarawas, Ohio, United States
17. Great Black-backed Gull Larus marinus

    ML645438190 eBird lista S284537011 Reportar
    
    Jon Cefus

    15 nov 2025

    Tuscarawas, Ohio, United States
18. Great Black-backed Gull Larus marinus

    ML645438189 eBird lista S284537011 Reportar
    
    Jon Cefus

    15 nov 2025

    Tuscarawas, Ohio, United States
19. Great Black-backed Gull Larus marinus

    ML645426305 eBird lista S284998929 Reportar
    
    Brandi Sikorski

    16 nov 2025

    Barnstable, Massachusetts, United States
20. Great Black-backed Gull Larus marinus

    ML645426115 eBird lista S284780589 Reportar
    
    Kevin Halling

    16 nov 2025

    Essex, Massachusetts, United States
21. Great Black-backed Gull Larus marinus

    ML645425920 eBird lista S284999071 Reportar
    
    Peter Grose

    17 nov 2025

    Barnstable, Massachusetts, United States
22. Great Black-backed Gull Larus marinus

    ML645423272 eBird lista S283678801 Reportar
    
    burton balkind

    9 nov 2025

    Plymouth, Massachusetts, United States
23. Great Black-backed Gull Larus marinus

    ML645421238 eBird lista S284994130 Reportar
    
    S & J Rodominick

    17 nov 2025

    Barnstable, Massachusetts, United States
24. Great Black-backed Gull Larus marinus

    ML645421237 eBird lista S284994130 Reportar
    
    S & J Rodominick

    17 nov 2025

    Barnstable, Massachusetts, United States
25. Great Black-backed Gull Larus marinus

    ML645416078 eBird lista S284014594 Reportar
    
    Keith Matthieu

    11 nov 2025

    Lennox and Addington, Ontario, Canada
26. Great Black-backed Gull Larus marinus

    ML645416080 eBird lista S284014594 Reportar
    
    Keith Matthieu

    11 nov 2025

    Lennox and Addington, Ontario, Canada
27. Great Black-backed Gull Larus marinus

    ML645416079 eBird lista S284014594 Reportar
    
    Keith Matthieu

    11 nov 2025

    Lennox and Addington, Ontario, Canada
28. Great Black-backed Gull Larus marinus

    ML645416077 eBird lista S284014594 Reportar
    
    Keith Matthieu

    11 nov 2025

    Lennox and Addington, Ontario, Canada
29. Great Black-backed Gull Larus marinus

    ML645414547 eBird lista S284564259 Reportar
    
    Drew B

    15 nov 2025

    Queens, New York, United States
30. Great Black-backed Gull Larus marinus

    ML645412413 eBird lista S284972867 Reportar
    
    Chantal Côté

    17 nov 2025

    Arthabaska, Quebec, Canada