Rare Birds in Arizona
Our list for Arizona has 94 rare birds recorded regularly there: 15 residents, 7 summer visitors, 25 winter visitors, 39 passage migrants and 8 scarce visitors
Most likely in October
GBIF · Oct
Share of all bird records in Arizona in October, 2019–2024. Each month links to that month’s page.
All 94, most common first
Gray CatbirdDumetella carolinensisResidentRare20–24 cmRecorded all year
Tundra SwanCygnus columbianusWinter visitorRare120–150 cmRegularly Nov–Feb
Short-billed DowitcherLimnodromus griseusPassage migrantRare23–32 cmRegularly Jul–Oct
Horned GrebePodiceps auritusWinter visitorRare31–38 cmRegularly Oct–Mar
Chestnut-sided WarblerSetophaga pensylvanicaWinter visitorRare10–14 cmRegularly Sep–Feb
Cackling GooseBranta hutchinsiiWinter visitorRare53–76 cmRegularly Nov–Mar
Flammulated OwlPsiloscops flammeolusSummer visitorRare15–17 cmRegularly Apr–Aug
Swamp SparrowMelospiza georgianaWinter visitorRare12–15 cmRegularly Oct–Apr
Surf ScoterMelanitta perspicillataPassage migrantRare48–60 cmRegularly Oct–Apr
Semipalmated SandpiperCalidris pusillaPassage migrantRare15–18 cmRegularly Apr–Sep
American BitternBotaurus lentiginosusWinter visitorRare58–85 cmRegularly Sep–May
Varied ThrushIxoreus naeviusPassage migrantRare20–26 cmRegularly Oct–Mar
American RedstartSetophaga ruticillaSummer visitorRare11–14 cmRecorded all year
Eurasian WigeonMareca penelopeWinter visitorRare42–51 cmRegularly Nov–Mar
Common TernSterna hirundoPassage migrantRare31–35 cmRegularly Aug–Oct
SanderlingCalidris albaPassage migrantRare18–20 cmRegularly Apr–Oct
Black-throated Blue WarblerSetophaga caerulescensPassage migrantRare11–13 cmRegularly Oct–Feb
American Three-toed WoodpeckerPicoides dorsalisSummer visitorRare21–24 cmRegularly Apr–Jan
Swan GooseAnser cygnoidesResidentRare81–94 cmRecorded all year
Lapland LongspurCalcarius lapponicusWinter visitorRare15–16 cmRegularly Oct–Feb
Palm WarblerSetophaga palmarumPassage migrantRare12–14 cmRegularly Oct–Apr
Pacific LoonGavia pacificaWinter visitorRare58–74 cmRegularly Oct–Feb
Pomarine JaegerStercorarius pomarinusScarceRare46–51 cm
Data: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made