| 3179 | Catharacta skua | Great Skua |
| 3180 | Catharacta antarctica | Southern Skua |
| 3181 | Catharacta lonnbergi | Brown Skua |
| 3182 | Catharacta chilensis | Chilean Skua |
| 3183 | Catharacta maccormicki | South Polar Skua |
| 3184 | Stercorarius pomarinus | Pomarine Jaeger |
| 3185 | Stercorarius parasiticus | Parasitic Jaeger |
| 3186 | Stercorarius longicaudus | Long-tailed Jaeger |
| 3187 | Rynchops niger | Black Skimmer |
| 3188 | Rynchops flavirostris | African Skimmer |
| 3189 | Rynchops albicollis | Indian Skimmer |
| 3190 | Larus scoresbii | Dolphin Gull |
| 3191 | Larus pacificus | Pacific Gull |
| 3192 | Larus belcheri | Band-tailed Gull |
| 3193 | Larus atlanticus | Olrog's Gull |
| 3194 | Larus crassirostris | Black-tailed Gull |
| 3195 | Larus modestus | Grey Gull |
| 3196 | Larus heermanni | Heermann's Gull |
| 3197 | Larus leucophthalmus | White-eyed Gull |
| 3198 | Larus hemprichii | Sooty Gull |
| 3199 | Larus canus | Mew Gull |
| 3200 | Larus audouinii | Audouin's Gull |
| 3201 | Larus delawarensis | Ring-billed Gull |
| 3202 | Larus californicus | California Gull |
| 3203 | Larus marinus | Great Black-backed Gull |
| 3204 | Larus dominicanus | Kelp Gull |
| 3205 | Larus glaucescens | Glaucous-winged Gull |
| 3206 | Larus occidentalis | Western Gull |
| 3207 | Larus livens | Yellow-footed Gull |
| 3208 | Larus hyperboreus | Glaucous Gull |
| 3209 | Larus glaucoides | Iceland Gull |
| 3210 | Larus argentatus | Herring Gull |
| 3211 | Larus armenicus | Armenian Gull |
| 3212 | Larus schistisagus | Slaty-backed Gull |
| 3213 | Larus cachinnans | Yellow-legged Gull |
| 3214 | Larus fuscus | Lesser Black-backed Gull |
| 3215 | Larus ichthyaetus | Great Black-headed Gull |
| 3216 | Larus brunnicephalus | Brown-headed Gull |
| 3217 | Larus cirrocephalus | Grey-headed Gull |
| 3218 | Larus hartlaubii | King Gull |
| 3219 | Larus novaehollandiae | Silver Gull |
| 3220 | Larus scopulinus | Red-billed Gull |
| 3221 | Larus bulleri | Black-billed Gull |
| 3222 | Larus maculipennis | Brown-hooded Gull |
| 3223 | Larus ridibundus | Common Black-headed Gull |
| 3224 | Larus genei | Slender-billed Gull |
| 3225 | Larus philadelphia | Bonaparte's Gull |
| 3226 | Larus saundersi | Saunders's Gull |
| 3227 | Larus serranus | Andean Gull |
| 3228 | Larus melanocephalus | Mediterranean Gull |
| 3229 | Larus relictus | Relict Gull |
| 3230 | Larus fuliginosus | Lava Gull |
| 3231 | Larus atricilla | Laughing Gull |
| 3232 | Larus pipixcan | Franklin's Gull |
| 3233 | Larus minutus | Little Gull |
| 3234 | Pagophila eburnea | Ivory Gull |
| 3235 | Rhodostethia rosea | Ross's Gull |
| 3236 | Xema sabini | Sabine's Gull |
| 3237 | Creagrus furcatus | Swallow-tailed Gull |
| 3238 | Rissa tridactyla | Black-legged Kittiwake |
| 3239 | Rissa brevirostris | Red-legged Kittiwake |
| 3240 | Sterna nilotica | Gull-billed Tern |
| 3241 | Sterna caspia | Caspian Tern |
| 3242 | Sterna aurantia | River Tern |
| 3243 | Sterna maxima | Royal Tern |
| 3244 | Sterna elegans | Elegant Tern |
| 3245 | Sterna bengalensis | Lesser Crested-Tern |
| 3246 | Sterna bergii | Great Crested-Tern |
| 3247 | Sterna bernsteini | Chinese Crested-Tern |
| 3248 | Sterna sandvicensis | Sandwich Tern |
| 3249 | Sterna dougallii | Roseate Tern |
| 3250 | Sterna striata | White-fronted Tern |
| 3251 | Sterna sumatrana | Black-naped Tern |
| 3252 | Sterna hirundinacea | South American Tern |
| 3253 | Sterna hirundo | Common Tern |
| 3254 | Sterna paradisaea | Arctic Tern |
| 3255 | Sterna vittata | Antarctic Tern |
| 3256 | Sterna virgata | Kerguelen Tern |
| 3257 | Sterna forsteri | Forster's Tern |
| 3258 | Sterna trudeaui | Snowy-crowned Tern |
| 3259 | Sterna albifrons | Little Tern |
| 3260 | Sterna saundersi | Saunders's Tern |
| 3261 | Sterna antillarum | Least Tern |
| 3262 | Sterna superciliaris | Yellow-billed Tern |
| 3263 | Sterna lorata | Peruvian Tern |
| 3264 | Sterna nereis | Fairy Tern |
| 3265 | Sterna balaenarum | Damara Tern |
| 3266 | Sterna repressa | White-cheeked Tern |
| 3267 | Sterna acuticauda | Black-bellied Tern |
| 3268 | Sterna aleutica | Aleutian Tern |
| 3269 | Sterna lunata | Grey-backed Tern |
| 3270 | Sterna anaethetus | Bridled Tern |
| 3271 | Sterna fuscata | Sooty Tern |
| 3272 | Chlidonias albostriatus | Black-fronted Tern |
| 3273 | Chlidonias hybridus | Whiskered Tern |
| 3274 | Chlidonias leucopterus | White-winged Tern |
| 3275 | Chlidonias niger | Black Tern |
| 3276 | Phaetusa simplex | Large-billed Tern |
| 3277 | Anous stolidus | Brown Noddy |
| 3278 | Anous minutus | Black Noddy |
| 3279 | Anous tenuirostris | Lesser Noddy |
| 3280 | Procelsterna cerulea | Blue Noddy |
| 3281 | Gygis alba | Common White-Tern |
| 3282 | Gygis microrhyncha | Little White-Tern |
| 3283 | Larosterna inca | Inca Tern |
| 3284 | Alle alle | Dovekie |
| 3285 | Uria aalge | Common Murre |
| 3286 | Uria lomvia | Thick-billed Murre |
| 3287 | Alca torda | Razorbill |
| 3288 | Pinguinus impennis | Great Auk |
| 3289 | Cepphus grylle | Black Guillemot |
| 3290 | Cepphus columba | Pigeon Guillemot |
| 3291 | Cepphus carbo | Spectacled Guillemot |
| 3292 | Brachyramphus marmoratus | Marbled Murrelet |
| 3293 | Brachyramphus brevirostris | Kittlitz's Murrelet |
| 3294 | Synthliboramphus hypoleucus | Xantus's Murrelet |
| 3295 | Synthliboramphus craveri | Craveri's Murrelet |
| 3296 | Synthliboramphus antiquus | Ancient Murrelet |
| 3297 | Synthliboramphus wumizusume | Japanese Murrelet |
| 3298 | Ptychoramphus aleuticus | Cassin's Auklet |
| 3299 | Cyclorrhynchus psittacula | Parakeet Auklet |
| 3300 | Aethia cristatella | Crested Auklet |
| 3301 | Aethia pygmaea | Whiskered Auklet |
| 3302 | Aethia pusilla | Least Auklet |
| 3303 | Cerorhinca monocerata | Rhinoceros Auklet |
| 3304 | Fratercula arctica | Atlantic Puffin |
| 3305 | Fratercula corniculata | Horned Puffin |
| 3306 | Fratercula cirrhata | Tufted Puffin |