Skuas, Gulls, Terns

Parasitic Skua
Pomarine Skua
Long-tailed Skua
Kittiwake
Little Gull
Laughing Gull
Mediterranean Gull
Lesser Black-backed Gull
Slaty-backed Gull
Larus schistisagus Glaucous Gull
Larus hyperboreus Caspian Tern
Arctic Tern
Little Tern