![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g4/98/981498/3/137470509.4lV3wgWZ.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g4/98/981498/3/141855719.On0E8JiF.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g4/98/981498/3/139848448.F1oKhETQ.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111476.a7qN3w0k.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111478.soNppsZU.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111480.M8ykUvW6.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111483.mL2jmTdF.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111732.KOp6iXAO.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111690.4kaIcLMy.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111692.IIYYFxuK.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111693.56t3Djfd.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111696.fUwF5wje.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111698.YM66KlnN.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111704.M6UadhiE.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![1. Slender-billed Gull - Chroicocephalus genei](https://a4.pbase.com/g10/98/981498/3/167111705.MHk57pTB.jpg) 1. Slender-billed Gull - Chroicocephalus genei |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g2/98/981498/3/149445753.ynbaTRkG.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g4/98/981498/3/139850085.o6b4a9mx.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g4/98/981498/3/137470518.yHCgSArd.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g4/98/981498/3/139850061.NMEjE4GL.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g4/98/981498/3/139865943.V5hr4M2g.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g4/98/981498/3/140183508.OKJURtL4.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111695.fMHQs20v.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111742.71wiZH5V.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111743.74GsgxVT.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111744.ZfzJqawd.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111745.dUoR9KRn.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111746.h43fvbuq.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![2. Common Black-headed Gull - Larus ridibundus](https://a4.pbase.com/g10/98/981498/3/167111763.5Ipr46rI.jpg) 2. Common Black-headed Gull - Larus ridibundus |
![3. Mediterranean Gull, Larus melanocephalus](https://a4.pbase.com/g4/98/981498/3/142173186.NyZWTmm0.jpg) 3. Mediterranean Gull, Larus melanocephalus |
![4. Franklin's Gull - Leucophaeus pipixcan](https://a4.pbase.com/g4/98/981498/3/139847806.hCXCQFL6.jpg) 4. Franklin's Gull - Leucophaeus pipixcan |
![5. Sooty Gull - Larus hemprichii](https://a4.pbase.com/g4/98/981498/3/137585243.I4amsePb.jpg) 5. Sooty Gull - Larus hemprichii |
![5. Sooty Gull - Larus hemprichii](https://a4.pbase.com/g10/98/981498/3/165387574.vwFtI40s.jpg) 5. Sooty Gull - Larus hemprichii |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g12/98/981498/3/168899966.zMfOYOZd.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g12/98/981498/3/168899967.vknG9V46.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g12/98/981498/3/168899968.8yqzJm8M.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g12/98/981498/3/168899969.RFI7WE7h.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g4/98/981498/3/141978791.xN27CEfZ.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g4/98/981498/3/141978790.AUYEjWUU.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g2/98/981498/3/148160303.MK8rkNd7.jpg) 6. Palla's Gull - Larus ichthyaetus |
![6. Palla's Gull - Larus ichthyaetus](https://a4.pbase.com/g4/98/981498/3/137470508.Yf4sT7Cl.jpg) 6. Palla's Gull - Larus ichthyaetus |
![7. Caspian Gull - Larus cachinnans](https://a4.pbase.com/g4/98/981498/3/141347591.xc5r4Yl4.jpg) 7. Caspian Gull - Larus cachinnans |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g4/98/981498/3/139847822.mFaJlopQ.jpg) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g10/98/981498/3/167198433.j9VBZsAr.jpg) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g10/98/981498/3/167198434.4NhFC19H.jpg) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g13/98/981498/3/174234331.3720ff35.JPEG) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g13/98/981498/3/174234332.c330d471.JPEG) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g13/98/981498/3/174234333.3f249438.JPEG) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull)](https://a4.pbase.com/g13/98/981498/3/174234334.03a11ff2.JPEG) 8. Lesser Black-backed Gull - Larus fuscus barabensis (Steppe Gull) |
![8. Lesser Black-backed Gull - Larus fuscus heuglini (second winter)](https://a4.pbase.com/g10/98/981498/3/167198383.lQrjHwRD.jpg) 8. Lesser Black-backed Gull - Larus fuscus heuglini (second winter) |
![8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter)](https://a4.pbase.com/g10/98/981498/3/167198384.rq0LM5nh.jpg) 8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter) |
![8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter)](https://a4.pbase.com/g10/98/981498/3/167198385.Tg4VoFVL.jpg) 8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter) |
![8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter)](https://a4.pbase.com/g10/98/981498/3/167198386.n8czNcS8.jpg) 8. Lesser Black-backed Gull - Larus fuscus heuglini (third winter) |
![9. White-eyed Gull - Ichthyaetus leucophthalmus](https://a4.pbase.com/g13/98/981498/3/173149833.3a2d4e56.JPEG) 9. White-eyed Gull - Ichthyaetus leucophthalmus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g12/98/981498/3/171166028.5o93hhUo.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g9/98/981498/3/153416247.vyBWC7Wv.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g9/98/981498/3/153416248.kuoTvQ8z.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g4/98/981498/3/143753760.GUW7CqSQ.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g1/98/981498/3/146302054.K4b7C2DE.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g4/98/981498/3/143525503.fpl32WcM.jpg) 10. Brown Noddy - Anous stolidus |
![10. Brown Noddy - Anous stolidus](https://a4.pbase.com/g4/98/981498/3/139146790.tZZ9hlTD.jpg) 10. Brown Noddy - Anous stolidus |
![11. Lesser Noddy - Anous tenuirostris](https://a4.pbase.com/g2/98/981498/3/147408416.M4H7eJNQ.jpg) 11. Lesser Noddy - Anous tenuirostris |
![12. Sooty Tern - Onychoprion fuscata](https://a4.pbase.com/g4/98/981498/3/139146828.2qbGCCvw.jpg) 12. Sooty Tern - Onychoprion fuscata |
![12. Sooty Tern - Onychoprion fuscata](https://a4.pbase.com/g10/98/981498/3/165387573.2RUE9cjv.jpg) 12. Sooty Tern - Onychoprion fuscata |
![13. Bridled Tern - Onychoprion anaethetus](https://a4.pbase.com/g4/98/981498/3/143084459.GVyc6UHy.jpg) 13. Bridled Tern - Onychoprion anaethetus |
![13. Bridled Tern - Onychoprion anaethetus](https://a4.pbase.com/g4/98/981498/3/139146952.bnxN2qJs.jpg) 13. Bridled Tern - Onychoprion anaethetus |
![13. Bridled Tern - Onychoprion anaethetus](https://a4.pbase.com/g9/98/981498/3/156100023.WswQp2bJ.jpg) 13. Bridled Tern - Onychoprion anaethetus |
![14. Little Tern - Sternula albifrons](https://a4.pbase.com/g4/98/981498/3/142174541.n8jG09uC.jpg) 14. Little Tern - Sternula albifrons |
![15. Saunders's Tern - Sternula saundersi](https://a4.pbase.com/g4/98/981498/3/139848200.PvDKecGY.jpg) 15. Saunders's Tern - Sternula saundersi |
![15. Saunders's Tern - Sternula saundersi](https://a4.pbase.com/g4/98/981498/3/139848202.FWPazKDt.jpg) 15. Saunders's Tern - Sternula saundersi |
![16. Gull-billed Tern - Gelochelidon nilotica](https://a4.pbase.com/g4/98/981498/3/139847909.ZTcGfWWw.jpg) 16. Gull-billed Tern - Gelochelidon nilotica |
![17. Caspian Tern - Hydroprogne caspia](https://a4.pbase.com/g4/98/981498/3/139847795.5sOrwas8.jpg) 17. Caspian Tern - Hydroprogne caspia |
![18. White-winged Tern - Chlidonias leucopterus](https://a4.pbase.com/g4/98/981498/3/140047109.YFEEQWmy.jpg) 18. White-winged Tern - Chlidonias leucopterus |
![18. White-winged Tern - Chlidonias leucopterus](https://a4.pbase.com/g13/98/981498/3/173665999.90bda6de.JPEG) 18. White-winged Tern - Chlidonias leucopterus |
![18. White-winged Tern - Chlidonias leucopterus](https://a4.pbase.com/g13/98/981498/3/173666000.af3fde16.JPEG) 18. White-winged Tern - Chlidonias leucopterus |
![19. Whiskered Tern - Chlidonias hybrida](https://a4.pbase.com/g4/98/981498/3/139848140.NRAPIMes.jpg) 19. Whiskered Tern - Chlidonias hybrida |
![19. Whiskered Tern - Chlidonias hybrida](https://a4.pbase.com/g13/98/981498/3/173666001.2ad4499f.JPEG) 19. Whiskered Tern - Chlidonias hybrida |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g2/98/981498/3/148948055.AmYeVxo5.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g4/98/981498/3/139847796.6Ku2k5rH.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g4/98/981498/3/141859605.wOY9LYpo.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g4/98/981498/3/141859638.eqFdWAOJ.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g1/98/981498/3/146358582.NAVeAqAZ.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g12/98/981498/3/169343946.TkBKmtBw.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g12/98/981498/3/169343947.xnH3q7eJ.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g12/98/981498/3/169343948.oE5xzb5k.jpg) 20. Common Tern - Sterna hirundo |
![20. Common Tern - Sterna hirundo](https://a4.pbase.com/g12/98/981498/3/169344077.OQI2DnZh.jpg) 20. Common Tern - Sterna hirundo |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g9/98/981498/3/156100892.HWRdjPdi.jpg) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g4/98/981498/3/139847797.Q7fIXOOQ.jpg) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g4/98/981498/3/139847798.W0OiQPrG.jpg) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g4/98/981498/3/139847799.pipHVU0J.jpg) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g12/98/981498/3/170841901.3Aky1Dxf.jpg) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g13/98/981498/3/174481825.97a89048.JPEG) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g13/98/981498/3/174481826.e1d3f90c.JPEG) 21. White-cheeked Tern - Sterna repressa |
![21. White-cheeked Tern - Sterna repressa](https://a4.pbase.com/g13/98/981498/3/174482279.b3360269.JPEG) 21. White-cheeked Tern - Sterna repressa |
![22. Swift Tern - Sterna bergii](https://a4.pbase.com/g4/98/981498/3/140047999.fRHc48gV.jpg) 22. Swift Tern - Sterna bergii |
![22. Swift Tern - Sterna bergii](https://a4.pbase.com/g4/98/981498/3/140048000.dDePzp6F.jpg) 22. Swift Tern - Sterna bergii |
![23. Sandwich Tern - Sterna sandvicensis](https://a4.pbase.com/g10/98/981498/3/165416990.XEJQprcR.jpg) 23. Sandwich Tern - Sterna sandvicensis |
![23. Sandwich Tern - Sterna sandvicensis](https://a4.pbase.com/g4/98/981498/3/140047197.AfYsPkpn.jpg) 23. Sandwich Tern - Sterna sandvicensis |
![23. Sandwich Tern - Sterna sandvicensis](https://a4.pbase.com/g4/98/981498/3/141859808.QKl4NFmS.jpg) 23. Sandwich Tern - Sterna sandvicensis |
![23. Sandwich Tern - Sterna sandvicensis](https://a4.pbase.com/g12/98/981498/3/172706386.QihB67D3.jpg) 23. Sandwich Tern - Sterna sandvicensis |
![24. Lesser Crested Tern - Sterna bengalensis](https://a4.pbase.com/g4/98/981498/3/140046982.uEKcsG22.jpg) 24. Lesser Crested Tern - Sterna bengalensis |
![25. Roseate Tern - Sterna dougallii](https://a4.pbase.com/g9/98/981498/3/152330780.tDQlIg8y.jpg) 25. Roseate Tern - Sterna dougallii |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270594.eba29db1.JPEG) 26. Great Black-backed Gull - Larus marinus |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270595.423cbb6e.JPEG) 26. Great Black-backed Gull - Larus marinus |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270615.5aca7e0a.JPEG) 26. Great Black-backed Gull - Larus marinus |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270616.ad6a61f5.JPEG) 26. Great Black-backed Gull - Larus marinus |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270617.67c510bc.JPEG) 26. Great Black-backed Gull - Larus marinus |
![26. Great Black-backed Gull - Larus marinus](https://a4.pbase.com/g13/98/981498/3/174270618.66c19563.JPEG) 26. Great Black-backed Gull - Larus marinus |