River tern
Sterna aurantia
Gull-billed Tern
Gelochelidon nilotica
Caspian Tern
Caspian Tern
Pomarine Jaeger
Stercorarius pomarinus
Slender-billed Gull
Chroicocephalus genei
Sooty Gull
Ichthyaetus Hemprichii