Species

Bird Species in Guam

Explore the birds of Guam and their seasonal observation frequencies. Upload your eBird life list to personalize the list and find your target species.

137 target species

Showing 137 of 137 target species

Bird species and observation frequencies
SpeciesAnnual frequencyJanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecember
Eurasian Tree Sparrow
Passer montanus
43.2%44.5%48.9%48.6%42.7%48.2%45.0%48.3%44.0%34.0%39.2%37.0%37.7%
Pacific Reef-Heron
Egretta sacra
32.3%29.7%29.5%30.1%29.5%29.4%29.3%31.3%36.6%33.4%38.8%32.8%36.8%
Philippine Collared-Dove
Streptopelia dusumieri
30.9%32.9%28.9%29.3%27.2%30.7%24.0%39.4%34.2%29.9%26.9%34.0%32.7%
Pacific Golden-Plover
Pluvialis fulva
28.0%36.0%33.7%43.7%33.3%4.1%1.6%0.3%11.4%44.0%40.2%44.2%44.0%
Yellow Bittern
Botaurus sinensis
26.9%31.9%28.5%28.1%20.0%28.2%21.3%25.8%25.5%22.1%25.1%30.6%36.3%
Black Drongo
Dicrurus macrocercus
22.9%22.3%21.6%23.8%24.6%22.0%24.1%30.2%22.2%20.0%20.9%22.6%20.2%
Eurasian Whimbrel
Numenius phaeopus
18.0%20.5%16.2%21.9%17.7%8.9%7.1%6.1%10.2%30.1%28.0%28.0%21.4%
Gray-tailed Tattler
Tringa brevipes
17.9%20.4%18.4%18.1%18.0%13.3%9.6%10.5%17.4%21.1%23.7%24.2%20.6%
Ruddy Turnstone
Arenaria interpres
16.2%18.6%15.6%16.5%13.2%8.7%4.4%4.7%15.7%24.6%25.8%23.9%23.3%
Blue-billed White-Tern
Gygis candida
15.2%19.2%18.4%16.4%16.9%20.3%17.3%11.9%12.8%10.4%11.6%12.5%15.2%
Brown Noddy
Anous stolidus
12.4%12.7%11.8%10.5%11.3%13.1%15.0%11.2%17.5%11.7%12.8%10.2%11.1%
Eurasian Moorhen
Gallinula chloropus
10.6%13.3%12.0%11.1%7.4%7.6%9.1%8.9%7.2%7.9%10.5%17.4%14.5%
Black-bellied Plover
Pluvialis squatarola
10.1%14.7%14.5%17.4%8.5%3.8%0.6%0.3%1.9%6.2%12.6%21.2%19.8%
Black Francolin
Francolinus francolinus
9.9%11.1%11.0%14.3%14.0%12.5%11.8%9.7%10.5%6.1%4.5%4.7%8.9%
Siberian Sand-Plover
Anarhynchus mongolus
9.6%9.5%9.5%14.0%7.4%5.0%1.1%3.2%7.4%16.7%15.7%13.8%12.4%
Rock Pigeon
Columba livia
8.7%9.8%9.5%8.9%9.9%11.3%8.3%8.6%4.4%9.5%7.4%6.5%10.2%
Common Sandpiper
Actitis hypoleucos
5.3%5.8%6.5%7.3%4.2%0.4%0.2%2.7%3.0%5.9%5.6%12.4%9.2%
Northern Pintail
Anas acuta
4.8%9.4%11.8%6.5%1.3%0.0%0.0%0.0%0.0%0.0%2.6%14.1%11.7%
Micronesian Starling
Aplonis opaca
4.5%5.5%4.6%3.5%3.5%4.9%4.9%5.0%6.3%2.5%3.9%4.8%4.7%
Black-naped Tern
Sterna sumatrana
4.4%5.4%5.8%4.0%4.7%3.5%3.2%3.2%4.9%4.6%6.6%4.1%2.8%
Little Egret
Egretta garzetta
4.2%4.5%5.3%4.0%4.5%1.2%0.5%0.0%0.4%5.7%8.7%6.8%8.6%
Brown Booby
Sula leucogaster
4.0%4.5%2.0%3.3%2.5%5.1%7.4%2.2%5.4%4.7%4.2%2.8%3.9%
Black Noddy
Anous minutus
3.6%1.7%2.8%3.1%2.8%5.9%7.5%3.5%6.2%1.3%2.7%2.4%2.9%
Wandering Tattler
Tringa incana
3.4%3.5%2.0%4.0%5.5%5.1%1.7%0.8%3.3%7.6%4.5%1.2%2.1%
Red Junglefowl
Gallus gallus
3.4%2.3%4.0%3.9%1.4%4.6%4.0%3.7%5.2%2.7%2.3%3.7%2.7%
Wood Sandpiper
Tringa glareola
3.3%4.7%5.1%4.8%1.8%0.4%0.0%0.3%1.8%2.4%3.3%7.9%7.8%
Greater Sand-Plover
Anarhynchus leschenaultii
3.0%3.3%3.2%3.7%3.1%1.2%0.2%0.9%2.2%5.4%3.8%4.7%4.1%
Red-necked Stint
Calidris ruficollis
2.4%2.5%1.5%2.9%1.5%2.0%0.6%1.3%0.9%3.3%3.8%5.5%3.4%
Tufted Duck
Aythya fuligula
2.4%5.6%5.8%3.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%7.2%6.6%
Red-footed Booby
Sula sula
2.4%2.3%1.3%1.0%0.8%4.8%5.1%1.6%3.8%1.9%2.1%1.3%2.3%
Whiskered Tern
Chlidonias hybrida
2.3%2.5%1.0%3.3%2.0%0.0%0.4%0.3%0.0%4.0%6.8%4.8%2.6%
Common Tern
Sterna hirundo
2.0%2.7%1.8%0.8%1.5%1.3%0.8%0.5%0.6%4.7%4.3%4.4%1.1%
Black-winged Stilt
Himantopus himantopus
2.0%1.5%2.5%2.8%0.9%0.2%0.0%0.0%1.0%4.9%3.7%3.8%3.2%
Eurasian Wigeon
Mareca penelope
1.8%4.4%5.8%2.7%0.3%0.0%0.0%0.0%0.0%0.0%0.4%3.9%4.4%
Northern Shoveler
Spatula clypeata
1.4%3.2%3.0%2.5%1.5%0.0%0.0%0.0%0.0%0.0%0.4%3.4%3.0%
Common Ringed Plover
Charadrius hiaticula
1.3%2.1%1.0%1.8%0.6%0.4%0.4%0.7%1.0%0.4%1.8%2.5%2.9%
Eastern Cattle-Egret
Ardea coromanda
1.2%2.3%1.8%2.2%0.3%0.2%0.0%0.0%0.3%1.2%3.2%1.1%2.4%
Common Greenshank
Tringa nebularia
1.1%0.8%1.0%2.1%0.5%0.6%0.4%0.0%0.0%0.6%1.4%3.4%2.6%
Marsh Sandpiper
Tringa stagnatilis
1.1%1.8%1.5%1.8%0.6%0.0%0.0%0.0%0.9%0.9%1.9%2.4%1.7%
Guam Rail
Gallirallus owstoni
1.0%1.0%0.8%0.9%0.2%1.2%1.5%0.9%2.2%0.4%0.6%1.7%0.6%
Great Egret
Ardea alba
1.0%0.7%0.8%1.1%0.0%0.4%0.9%0.0%0.3%0.7%0.7%4.1%2.1%
Sanderling
Calidris alba
1.0%1.3%0.0%0.5%1.9%0.9%0.0%0.3%0.9%1.6%1.4%1.6%1.5%
Garganey
Spatula querquedula
0.9%1.6%1.8%2.0%0.3%0.0%0.0%0.0%0.0%0.0%0.5%2.8%2.3%
Bar-tailed Godwit
Limosa lapponica
0.9%0.3%0.0%0.0%0.5%0.2%0.0%0.0%0.3%2.3%2.6%3.1%1.0%
Java Sparrow
Padda oryzivora
0.8%0.2%0.7%1.5%1.9%1.8%0.8%1.5%0.6%0.0%0.3%0.3%0.0%
Medium Egret
Ardea intermedia
0.7%0.9%1.2%0.4%0.3%0.2%0.0%0.4%0.0%0.6%1.3%2.2%1.0%
Sharp-tailed Sandpiper
Calidris acuminata
0.7%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.4%1.2%2.1%2.9%1.2%
Short-tailed Shearwater
Ardenna tenuirostris
0.6%0.0%0.0%0.0%0.2%7.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Black-headed Gull
Chroicocephalus ridibundus
0.6%2.9%1.2%2.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%
Common Redshank
Tringa totanus
0.5%0.7%1.0%0.5%0.0%0.0%0.0%0.0%0.0%1.3%0.5%1.0%1.2%
Little Tern
Sternula albifrons
0.5%0.0%0.0%0.4%0.0%0.3%0.0%0.5%0.6%1.6%1.7%0.7%0.5%
Kentish Plover
Anarhynchus alexandrinus
0.5%1.0%1.1%0.2%0.0%0.0%0.0%0.0%0.0%0.3%0.5%1.2%1.2%
Eurasian Coot
Fulica atra
0.4%1.4%1.8%0.7%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.8%0.6%
Mariana Swiftlet
Aerodramus bartschi
0.4%1.1%0.8%0.4%0.5%0.2%0.5%0.3%0.0%0.0%0.6%0.2%0.7%
Great Frigatebird
Fregata minor
0.4%0.2%0.6%0.5%0.6%0.9%0.5%0.3%0.6%0.3%0.3%0.0%0.3%
Blue-breasted Quail
Synoicus chinensis
0.4%0.4%0.8%0.7%0.3%1.1%0.0%0.0%0.0%0.4%0.0%0.0%1.0%
White-tailed Tropicbird
Phaethon lepturus
0.4%0.6%1.8%0.0%0.3%0.7%0.0%0.0%0.5%0.0%0.3%0.0%0.1%
Terek Sandpiper
Xenus cinereus
0.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.4%1.9%1.8%0.3%0.0%
American Wigeon
Mareca americana
0.3%0.3%0.8%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.2%1.4%1.1%
Long-toed Stint
Calidris subminuta
0.3%0.2%0.3%0.2%0.5%0.0%0.0%0.0%0.0%1.0%0.0%1.2%0.6%
Green-winged Teal
Anas crecca
0.3%0.9%0.5%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%1.3%1.2%
Swinhoe's Snipe
Gallinago megala
0.3%0.5%1.0%1.1%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.5%0.5%
White-throated Ground Dove
Pampusana xanthonura
0.3%0.0%0.8%0.4%0.0%0.2%0.0%0.3%0.3%0.3%0.6%0.6%0.0%
Ruff
Calidris pugnax
0.3%0.5%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.9%0.0%0.8%1.1%
Common Snipe
Gallinago gallinago
0.3%0.4%0.8%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.3%1.3%
Mariana Crow
Corvus kubaryi
0.3%1.0%0.5%0.2%0.0%0.0%0.0%0.4%0.3%0.0%0.3%0.3%0.3%
White-winged Tern
Chlidonias leucopterus
0.2%0.0%0.3%0.3%0.0%0.0%0.0%0.0%0.3%0.6%0.8%0.2%0.3%
Barn Swallow
Hirundo rustica
0.2%0.0%0.3%0.0%0.6%0.0%0.0%0.0%0.7%0.6%0.4%0.0%0.0%
Gadwall
Mareca strepera
0.2%1.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.9%
Gray Heron
Ardea cinerea
0.2%1.0%0.0%0.0%0.3%0.0%0.4%0.0%0.0%0.3%0.3%0.0%0.1%
Great Crested Tern
Thalasseus bergii
0.2%0.0%0.0%0.0%0.6%0.2%0.2%0.5%0.3%0.0%0.2%0.0%0.0%
Little Ringed Plover
Thinornis dubius
0.2%0.4%0.3%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.8%0.4%
Masked Booby
Sula dactylatra
0.2%0.5%0.0%0.0%0.0%0.8%0.0%0.0%0.0%0.3%0.0%0.3%0.0%
Wedge-tailed Shearwater
Ardenna pacifica
0.2%0.0%0.0%0.0%0.0%1.4%0.4%0.0%0.0%0.0%0.2%0.0%0.0%
Dunlin
Calidris alpina
0.2%0.0%0.3%0.0%0.3%0.2%0.0%0.0%0.0%0.0%0.0%0.5%0.7%
Chestnut Munia
Lonchura atricapilla
0.2%0.2%0.3%0.0%0.0%0.0%0.0%0.4%0.3%0.3%0.0%0.3%0.1%
Great Knot
Calidris tenuirostris
0.2%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%1.4%0.0%0.2%0.0%
Little Heron
Butorides atricapilla
0.1%0.3%0.0%0.0%0.6%0.2%0.0%0.0%0.0%0.3%0.0%0.0%0.0%
Slaty-backed Gull
Larus schistisagus
0.1%0.6%0.0%0.6%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%
Zebra Dove
Geopelia striata
0.1%0.0%0.3%0.2%0.2%0.0%0.4%0.0%0.0%0.0%0.2%0.0%0.1%
Muscovy Duck
Cairina moschata
0.1%0.0%0.0%0.2%0.0%0.4%0.0%0.3%0.4%0.0%0.0%0.0%0.0%
Guam Kingfisher
Todiramphus cinnamominus
0.1%0.2%0.5%0.0%0.0%0.0%0.0%0.4%0.0%0.0%0.3%0.0%0.0%
Eastern Yellow Wagtail
Motacilla tschutschensis
0.1%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%1.1%0.3%
Mariana Fruit-Dove
Ptilinopus roseicapilla
0.1%0.5%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.3%0.2%0.0%
Osprey
Pandion haliaetus
0.1%0.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.6%0.0%
Black-tailed Godwit
Limosa limosa
0.1%0.2%0.0%0.0%0.0%0.0%0.4%0.0%0.0%0.3%0.0%0.2%0.1%
Eurasian Curlew
Numenius arquata
0.1%0.0%0.2%0.2%0.0%0.0%0.0%0.0%0.0%0.3%0.2%0.0%0.0%
Laysan Albatross
Phoebastria immutabilis
0.1%0.0%0.0%0.0%0.3%0.6%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Sooty Tern
Onychoprion fuscatus
0.1%0.0%0.0%0.0%0.0%0.6%0.0%0.3%0.0%0.0%0.0%0.0%0.0%
Laughing Gull
Leucophaeus atricilla
0.1%0.0%0.0%0.0%0.0%0.6%0.2%0.0%0.0%0.0%0.0%0.0%0.0%
Oriental Pratincole
Glareola maldivarum
0.1%0.0%0.3%0.2%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Black Kite
Milvus migrans
0.1%0.4%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.1%
Far Eastern Curlew
Numenius madagascariensis
0.1%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.5%0.0%0.0%
Common Pochard
Aythya ferina
0.1%0.4%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.1%
Pacific Swift
Apus pacificus
0.1%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.1%
Long-billed Dowitcher
Limnodromus scolopaceus
0.1%0.0%0.0%0.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%
Bristle-thighed Curlew
Numenius tahitiensis
0.1%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.6%0.0%0.0%0.0%
Micronesian Myzomela
Myzomela rubratra
0.1%0.4%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Curlew Sandpiper
Calidris ferruginea
0.0%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%
Matsudaira's Storm-Petrel
Hydrobates matsudairae
0.0%0.0%0.0%0.0%0.0%0.2%0.4%0.0%0.0%0.0%0.0%0.0%0.0%
Greater Scaup
Aythya marila
0.0%0.0%0.0%0.0%0.3%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Short-eared Owl
Asio flammeus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.4%
Red-tailed Tropicbird
Phaethon rubricauda
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.1%
Leach's Storm-Petrel
Hydrobates leucorhous
0.0%0.0%0.0%0.0%0.3%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Cocos Booby
Sula brewsteri
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%
Gull-billed Tern
Gelochelidon nilotica
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.4%0.0%0.0%
Streaked Shearwater
Calonectris leucomelas
0.0%0.0%0.0%0.0%0.0%0.4%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Mariana Kingfisher
Todiramphus albicilla
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.4%0.0%0.0%0.0%0.0%0.0%
Guam Flycatcher
Myiagra freycineti
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%
Wilson's Phalarope
Phalaropus tricolor
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%
Chinese Sparrowhawk
Tachyspiza soloensis
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%
Tibetan Sand-Plover
Anarhynchus atrifrons
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%
Micronesian Rufous Fantail
Rhipidura versicolor
0.0%0.0%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Nightingale Reed Warbler
Acrocephalus luscinius
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%
White Wagtail
Motacilla alba
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.2%0.1%0.0%
Tropical Shearwater
Puffinus bailloni
0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Belted Kingfisher
Megaceryle alcyon
0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
White-browed Crake
Poliolimnas cinereus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%
Gray Wagtail
Motacilla cinerea
0.0%0.0%0.3%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Lesser Frigatebird
Fregata ariel
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.3%0.0%0.0%0.0%0.0%0.0%
Christmas Shearwater
Puffinus nativitatis
0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Bridled White-eye
Zosterops conspicillatus
0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Latham's Snipe
Gallinago hardwickii
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.2%
Pectoral Sandpiper
Calidris melanotos
0.0%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Juan Fernandez Petrel
Pterodroma externa
0.0%0.0%0.0%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Newell's Shearwater
Puffinus newelli
0.0%0.0%0.0%0.0%0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Eurasian Oystercatcher
Haematopus ostralegus
0.0%0.2%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Mallard
Anas platyrhynchos
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.1%
Eurasian Kestrel
Falco tinnunculus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.1%
Dollarbird
Eurystomus orientalis
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Peregrine Falcon
Falco peregrinus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Red-winged Tinamou
Rhynchotus rufescens
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Chestnut-winged Cuckoo
Clamator coromandus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Pacific Koel
Eudynamys orientalis
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Little Curlew
Numenius minutus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Glaucous-winged Gull
Larus glaucescens
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%
Bridled Tern
Onychoprion anaethetus
0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%0.0%