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Guam

Native species

trivial name latin name
Black-headed Gull Chroicocephalus ridibundus
Common Kestrel Falco tinnunculus
Peregrine or Barbary Falcon Falco peregrinus
Mallard Anas platyrhynchos
Black Kite Milvus migrans
Grey Heron Ardea cinerea
Dunlin Calidris alpina
Bar-tailed Godwit Limosa lapponica
Wood Sandpiper Tringa glareola
Barn Swallow Hirundo rustica
Eurasian Curlew Numenius arquata
Common Redshank Tringa totanus
Common sandpiper Actitis hypoleucos
Ruff Calidris pugnax
Eurasian Wigeon Mareca penelope
Northern Pintail Anas acuta
Western Great Egret Ardea alba
Ruddy Turnstone Arenaria interpres
Common Greenshank Tringa nebularia
Northern shoveler Spatula clypeata
Gadwall Mareca strepera
Osprey Pandion haliaetus
Little Ringed Plover Charadrius dubius
Common Tern Sterna hirundo
Pectoral sandpiper Calidris melanotos
Short-eared Owl Asio flammeus
Whimbrel or Hudsonian Curlew Numenius phaeopus
Tufted duck Aythya fuligula
Common pochard Aythya ferina
Grey Plover Pluvialis squatarola
Garganey Anas querquedula
Western Cattle Egret Bubulcus ibis
Short-tailed shearwater Ardenna tenuirostris
Black-crowned night-heron Nycticorax nycticorax
Pacific Swift Apus pacificus
Sanderling Calidris alba
Common Ringed Plover Charadrius hiaticula
Kentish Plover Charadrius alexandrinus
Little Egret Egretta garzetta
Curlew Sandpiper Calidris ferruginea
Black-winged Stilt, Common Stilt Himantopus himantopus
Common Moorhen Gallinula chloropus
Black-tailed Godwid Limosa limosa
Whiskered tern Chlidonias hybrida
Little Tern Sterna albifrons
Streaked Shearwater Calonectris leucomelas

Introduced species

trivial name latin name
Rock Pigeon Columba livia
Blue-breasted Quail Coturnix chinensis
Eurasian Tree Sparrow Passer montanus

Vagrant species

trivial name latin name
Eurasian Oystercatcher Haematopus ostralegus
Common Kingfisher Alcedo atthis
Eurasian coot Fulica atra
Red Knot Calidris canutus
Grey Wagtail Motacilla cinerea
White-throated Needletail Hirundapus caudacutus
Temminck's Stint Calidris temminckii