Data Zone
| Scientific name | Common name | Family | Red List category |
|---|---|---|---|
| Rynchops flavirostris | African Skimmer | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychoprion aleuticus | Aleutian Tern | Laridae (Gulls, Terns, Skimmers) | VU |
| Larus serranus | Andean Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna vittata | Antarctic Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus smithsonianus | Arctic Herring Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna paradisaea | Arctic Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus armenicus | Armenian Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Gygis alba | Atlantic White Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus audouinii | Audouin's Gull | Laridae (Gulls, Terns, Skimmers) | VU |
| Gelochelidon macrotarsa | Australian Gull-billed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus belcheri | Belcher's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous minutus | Black Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Rynchops niger | Black Skimmer | Laridae (Gulls, Terns, Skimmers) | LC |
| Chlidonias niger | Black Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna acuticauda | Black-bellied Tern | Laridae (Gulls, Terns, Skimmers) | EN |
| Larus bulleri | Black-billed Gull | Laridae (Gulls, Terns, Skimmers) | NT |
| Chlidonias albostriatus | Black-fronted Tern | Laridae (Gulls, Terns, Skimmers) | EN |
| Larus ridibundus | Black-headed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Rissa tridactyla | Black-legged Kittiwake | Laridae (Gulls, Terns, Skimmers) | VU |
| Sterna sumatrana | Black-naped Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus crassirostris | Black-tailed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous ceruleus | Blue Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus philadelphia | Bonaparte's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychoprion anaethetus | Bridled Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous stolidus | Brown Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus brunnicephalus | Brown-headed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus maculipennis | Brown-hooded Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus californicus | California Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus cachinnans | Caspian Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Hydroprogne caspia | Caspian Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus bernsteini | Chinese Crested Tern | Laridae (Gulls, Terns, Skimmers) | CR |
| Gelochelidon nilotica | Common Gull-billed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna hirundo | Common Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Gygis candida | Common White Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula balaenarum | Damara Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus scoresbii | Dolphin Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus elegans | Elegant Tern | Laridae (Gulls, Terns, Skimmers) | NT |
| Larus argentatus | European Herring Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula nereis | Fairy Tern | Laridae (Gulls, Terns, Skimmers) | VU |
| Sterna forsteri | Forster's Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus pipixcan | Franklin's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus hyperboreus | Glaucous Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus glaucescens | Glaucous-winged Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus marinus | Great Black-backed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus bergii | Greater Crested Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus modestus | Grey Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous albivittus | Grey Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychoprion lunatus | Grey-backed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus cirrocephalus | Grey-headed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus hartlaubii | Hartlaub's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus heermanni | Heermann's Gull | Laridae (Gulls, Terns, Skimmers) | NT |
| Larus glaucoides | Iceland Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larosterna inca | Inca Tern | Laridae (Gulls, Terns, Skimmers) | NT |
| Rynchops albicollis | Indian Skimmer | Laridae (Gulls, Terns, Skimmers) | EN |
| Pagophila eburnea | Ivory Gull | Laridae (Gulls, Terns, Skimmers) | NT |
| Larus dominicanus | Kelp Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna virgata | Kerguelen Tern | Laridae (Gulls, Terns, Skimmers) | NT |
| Phaetusa simplex | Large-billed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus atricilla | Laughing Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus fuliginosus | Lava Gull | Laridae (Gulls, Terns, Skimmers) | VU |
| Sternula antillarum | Least Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus fuscus | Lesser Black-backed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus bengalensis | Lesser Crested Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Anous tenuirostris | Lesser Noddy | Laridae (Gulls, Terns, Skimmers) | LC |
| Hydrocoloeus minutus | Little Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula albifrons | Little Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Gygis microrhyncha | Little White Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus melanocephalus | Mediterranean Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus canus | Mew Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus atlanticus | Olrog's Gull | Laridae (Gulls, Terns, Skimmers) | NT |
| Larus pacificus | Pacific Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus ichthyaetus | Pallas's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula lorata | Peruvian Tern | Laridae (Gulls, Terns, Skimmers) | EN |
| Rissa brevirostris | Red-legged Kittiwake | Laridae (Gulls, Terns, Skimmers) | VU |
| Larus relictus | Relict Gull | Laridae (Gulls, Terns, Skimmers) | VU |
| Larus delawarensis | Ring-billed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna aurantia | River Tern | Laridae (Gulls, Terns, Skimmers) | VU |
| Sterna dougallii | Roseate Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Rhodostethia rosea | Ross's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus maximus | Royal Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Xema sabini | Sabine's Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Thalasseus sandvicensis | Sandwich Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Saundersilarus saundersi | Saunders's Gull | Laridae (Gulls, Terns, Skimmers) | VU |
| Sternula saundersi | Saunders's Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus novaehollandiae | Silver Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus schistisagus | Slaty-backed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus genei | Slender-billed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna trudeaui | Snowy-crowned Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus hemprichii | Sooty Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Onychoprion fuscatus | Sooty Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna hirundinacea | South American Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Creagrus furcatus | Swallow-tailed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus occidentalis | Western Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Chlidonias hybrida | Whiskered Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna repressa | White-cheeked Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus leucophthalmus | White-eyed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Sterna striata | White-fronted Tern | Laridae (Gulls, Terns, Skimmers) | NT |
| Chlidonias leucopterus | White-winged Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Sternula superciliaris | Yellow-billed Tern | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus livens | Yellow-footed Gull | Laridae (Gulls, Terns, Skimmers) | LC |
| Larus michahellis | Yellow-legged Gull | Laridae (Gulls, Terns, Skimmers) | LC |