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Country/Territory = Sierra Leone
Species Types = Seabirds
Order by Taxonomic Sequence

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Number of species 15
Scientific name English name Family Global IUCN Red List Category
Calonectris diomedea Scopoli's Shearwater Procellariidae (Petrels, Shearwaters)
LC
Calonectris borealis Cory's Shearwater Procellariidae (Petrels, Shearwaters)
LC
Pelecanus onocrotalus Great White Pelican Pelecanidae (Pelicans)
LC
Morus bassanus Northern Gannet Sulidae (Gannets, Boobies)
LC
Xema sabini Sabine's Gull Laridae (Gulls, Terns, Skimmers)
LC
Larus cirrocephalus Grey-headed Gull Laridae (Gulls, Terns, Skimmers)
LC
Larus fuscus Lesser Black-backed Gull Laridae (Gulls, Terns, Skimmers)
LC
Gelochelidon nilotica Common Gull-billed Tern Laridae (Gulls, Terns, Skimmers)
LC
Hydroprogne caspia Caspian Tern Laridae (Gulls, Terns, Skimmers)
LC
Chlidonias niger Black Tern Laridae (Gulls, Terns, Skimmers)
LC
Sterna hirundo Common Tern Laridae (Gulls, Terns, Skimmers)
LC
Sterna paradisaea Arctic Tern Laridae (Gulls, Terns, Skimmers)
LC
Thalasseus sandvicensis Sandwich Tern Laridae (Gulls, Terns, Skimmers)
LC
Thalasseus maximus Royal Tern Laridae (Gulls, Terns, Skimmers)
LC
Stercorarius pomarinus Pomarine Jaeger Stercorariidae (Skuas)
LC