Rare Birds in Puerto Rico
Our list for Puerto Rico has 38 rare birds recorded regularly there: 3 residents, 7 winter visitors, 25 passage migrants and 3 scarce visitors
Most likely in October
GBIF · OctShare of all bird records in Puerto Rico in October, 2019–2024. Each month links to that month’s page.
All 38, most common first
Yellow-rumped WarblerSetophaga coronataWinter visitorRare12–15 cmRegularly Oct–Mar
Black TernChlidonias nigerPassage migrantRare22–26 cmRegularly Sep
Scarlet TanagerPiranga olivaceaPassage migrantRare16–19 cmRegularly Oct
Baltimore OrioleIcterus galbulaWinter visitorRare17–19 cmRegularly Oct–Apr
Lesser Black-backed GullLarus fuscusWinter visitorRare52–64 cmRegularly Oct–Mar
Ring-billed GullLarus delawarensisWinter visitorRare43–54 cmRegularly Oct–Mar
BobolinkDolichonyx oryzivorusPassage migrantRare16–20 cmRegularly Sep–Oct
Gull-billed TernGelochelidon niloticaPassage migrantRare33–42 cmRegularly May–Oct
Chestnut-sided WarblerSetophaga pensylvanicaWinter visitorRare10–14 cmRegularly Oct–Apr
Swainson's ThrushCatharus ustulatusPassage migrantRare16–20 cmRegularly Oct
Short-eared OwlAsio flammeusResidentRare34–43 cmRecorded all year
Wilson's PhalaropePhalaropus tricolorPassage migrantRare22–24 cmRegularly Sep–Feb
Eurasian TealAnas creccaWinter visitorRare34–38 cmRegularly Oct–Feb
Sharp-shinned HawkAccipiter striatusPassage migrantRare24–34 cmRegularly Jan–Jul
Sand MartinRiparia ripariaWinter visitorRare12–14 cmRegularly Sep–Feb
MallardAnas platyrhynchosResidentRare50–65 cmRecorded all year
Gray-cheeked ThrushCatharus minimusPassage migrantRare16–17 cmRegularly Oct
Indian PeafowlPavo cristatusResidentRare86–230 cmRegularly Oct–Aug
Tennessee WarblerLeiothlypis peregrinaPassage migrantRare10–13 cmRegularly Oct
Gray CatbirdDumetella carolinensisPassage migrantRare20–24 cmRegularly Oct
Rose-breasted GrosbeakPheucticus ludovicianusPassage migrantRare18–22 cmRegularly Oct–Mar
Bay-breasted WarblerSetophaga castaneaPassage migrantRare14–14 cmRegularly Oct
Philadelphia VireoVireo philadelphicusPassage migrantRare11–13 cmRegularly Oct
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