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Bird Species and Dates

The table below includes the bird species most likely to be encountered in Bucks, Chester, Delaware, Montgomery, and Philadelphia counties. Each species is listed as being abundant (A), frequent (F), common (C), uncommon (U), or rare (R) for its habitat for each month it is present.

SpeciesJanFebMarchAprilMayJuneJulyAugSeptOctNovDecNotes
Red-throated LoonRRRRRRLarge Bodies of Water
Common LoonRRRRRRLarge Bodies of Water
Red-necked GrebeRRRLarge Bodies of Water
Horned GrebeRRRRRLarge Bodies of Water
Pied-billed GrebeUUUUUULarge Bodies of Water
Double-crested CormorantFCCUUCCULarge Bodies of Water
Great Blue HeronFFFFFFFFFFFFPresent throughout the year
Great EgretRRRPossible reverse migration
Snowy EgretRRRPossible reverse migration
Tricolored HeronRRRMore Coastal Very Rare Inland
Little Blue HeronRRRRare
Green HeronFFFFFFFPossible along small bodies of water
Black-crowned Night-HeronRRRRLocally rare
Tundra SwanRRRRStrong tendency toward the Susquehanna
Canada GooseAAACCCCCCCAASE PA is major wintering area for Atlantic Flyway
BrantRRVery Rare in migration. Coastal Species
Snow GooseRRRRRWhen found usually in large flocks
Wood DuckRCCFFFFCCCFBreeds in the area.
MallardCCACCCCCCCAALocal Breeder
American Black DuckFFFFFFFOne Time Breeder
GadwallUUUUUULarge Bodies of Water
American WidgeonUUUUUULarge Bodies of Water
Northern ShovelerUUUUUShallow Bodies of Water, Mudder, Skimmer
Blue-winged TealUUUUUMudder
Green-winged TealCFFFCCFMudder
CanvasbackRRRVery Rare Diver
RedheadRRRVery Rare Diver
Ring-necked DuckRRRCan Be Common on small ponds
Lesser ScaupRRRLarge Bodies of Water
Common GoldeneyeRRRRROne time regular along Schuylkill River at Betzwood
BuffleheadUUUUUCommon Winter along Schuylkill River
Hooded MerganserUUUUULarge Bodies of Water
Common MerganserUUCUCULarge Bodies of Water
Ruddy DuckRRRRLarge Bodies of Water
Turkey VultureCCCCCCCCCCCCPresent throughout the year
Black VultureCCCCCCCCCCCCPresent throughout the year
Northern HarrierUUUUUUOpen Fields in Migration and Winter
Sharp-shinned HawkFFFFFFFFVisits Feeder Stations to Prey on Bird
Cooper’s HawkFFFFFFFFFFFFNests in our Area, Seems to target Doves
Red-shouldered HawkRRRRRWinter Fields
Broad-winged HawkFFCCFall Kettles can be large
Red-tailed HawkCCCCCCCCCCCCIncreasing in Number
Rough-legged HawkRRRRRIrruptive Species, Open Fields, Hoovers like a kestrel
Bald EagleRRRRRRRRRRRRPresent throughout the year
OspreyRFFFFFLarge Bodies of Water
MerlinRRRRRRROpen Space
American KestrelFFFFFFFFFFFFIn Decline
Peregrine FalconRRRNesting in Urban Areas
Ring-necked PheasantRRRRRRRRRRRRSignificant Decline
Wild TurkeyFFFFFFFFFFFFIncreasing in Number
American CootUUUUShallow Bodies of Water
Black-bellied PloverRRDrying Reservoirs
Semi-palmated PloverRRDrying Reservoirs
KilldeerFFFFFCCFRRNests in Disturbed Areas
Solitary SandpiperRRDrying Reservoirs, Wet Fields
Spotted SandpiperRFFFFFAlong Lakes, and Rivers.
Ruddy TurnstoneRDrying Reservoirs
SanderlingRDrying Reservoirs
Pectoral SandpiperRDrying Reservoirs
Western SandpiperRRDrying Reservoirs
Semi-palmated SandpiperFFDrying Reservoirs
Least SandpiperRFFDrying Reservoirs, Rivers Sandbars.
Stilt SandpiperRRDrying Reservoirs
Long-billed DowitcherRRDrying Reservoirs
Short-billed DowitcherRRDrying Reservoirs
American WoodcockFFFFFFWoodlands and Wet Areas
Wilson’s SnipeFFFFFWet Fields
Bonaparte’s GullRRLarge Bodies of Water
Ring-billed GullCCACCCALarge Bodies of Water, Land Fills, Parking Lots
Herring GullFFFFFLarge Bodies of Water, Land Fills
Lesser Black-backed GullRRRLarge Bodies of Water, Land Fills,
Foresters TernRRRLarge Bodies of Water
Black TernRLarge Bodies of Water
Morning DoveCCCCCCCCCCCCCommon in many different habitats
Rock DoveCCCCCCCCCCCCUrban Areas and Farms
Yellow-billed CuckooFFFFFDifficult to see for a large passerine
Black-billed CuckooRRRRRRare in Area
Barn OwlRRRRRRRRRRRRIn Decline
Long-eared OwlRRRLarge Evergreens
Short-eared OwlRRRROpen Fields in Migration and Winter
Great-horned OwlFFFFFFFFFFFFHeard most common in Winter
Barred OwlRRRRRRRRRRRRDeep Woods, Riparian Zones
Northern Saw-whet OwlRRRBrushy areas near Woods
Eastern Screech OwlFFFFFFFFFFFFWoods and suburban areas with large trees and cavities
Common NighthawkFFFFAttracted to insects drawn to evening lights
Chimney SwiftCCCCCCCommon even in Urban Areas
Ruby-throated hummingbirdFFFFFFComes to feeders
Belted KingfisherUUFFFFFFFFFUBodies of Water
Red-headed WoodpeckerRRRRRRRRRRRRVery Rare
Red-bellied WoodpeckerCCCCCCCCCCCCWooded areas
Yellow-bellied SapsuckerFFFFFFFLook for sapsucker holes
Downy WoodpeckerCCCCCCCCCCCCUrban, suburban and woods
Hairy WoodpeckerFFFFFFFFFFFFDeeper Woods than Downy
Northern FlickerCCCCCCCCCSpends time on Ground Eating Ants
Pileated WoodpeckerRRRRRRRRRRRRLarge Woodlots with Dead Trees
Eastern Wood-PeweeCCCCCWoods with Open Spaces
Acadian FlycatcherUUUUUDeep Woods, Riparian Zones
Willow FlycatcherUUUUUSuccessional Fields
Eastern PhoebeRCCCCCCCAssociated with Human Structures in Wooded Areas
Great Crested FlycatcherFFFFFWoods with Dead Tree and Cavities
Eastern KingbirdCCCCCWoodland Edges to Field or Farm
Red-eyed VireoCCCCCDeep Woods
Warbling VireoFCCCCCRiparian Zones with Sycamores
White-eyed VireoRFFFFFSuccessional Areas to Brush Thickets
Yellow-throated VireoFFFFFWoodlands and Riparian Zones
Blue-headed VireoRFFFHigher pitched Song than Red-eye Vireo
Blue JayCCCCCCCCCCCCMany unusual vocalizations
American CrowCCCCCCCCCCCCCommon but silent when breeding
Fish CrowFFFFFFFRiparian Zones, and Large Waterways
Purple MartinFRRRFLarge Bodies of Water, Associated with Martin Houses
N. Rough-winged SwallowFFFFFFRBridges along bodies of Water
Bank SwallowRRRStream and River Bank nesting
Tree SwallowFCCCCCCCAssociated with nest boxes and bodies of water
Barn SwallowCCCCCCHuman structures and fields
Tufted TitmouseCCCCCCCCCCCCWoods and suburban areas
Black-capped ChickadeeFFFFFWinter Irruptive
Carolina ChickadeeCCCCCCCCCCCCCavity Nesting
Red-breasted NuthatchFFFFRFFFWinter Irruptive
White-breasted NuthatchCCCCCCCCCCCCWoodlands
Brown CreeperRRFFFFBottomlands in Winter. Walnuts
Carolina WrenCCCCCCCCCCCCVery Territorial
House WrenFCCCCFAggressive Cavity Nestor
Winter WrenFFFFFFWinter Bottomlands, Mouse-like Behavior
Marsh WrenRRMarshes
Golden-crowned KingletFFCCCFFEvergreen Association in Winter
Ruby-crowned KingletFCCFREarlier Fall Migrant Than Golden Crown
Blue-gray GnatcatcherFCCCCCFWoodlands with vines
Eastern BluebirdCCCCCCCCCCCCManaged Fields with Trees, Fruit in Winter
American RobinFCAACCCCCAAFSuburban, Woodland, Fruit Trees in Winter
Wood ThrushCCCCCFDeep Woods
VeeryFFFFFFBottomland Woodlands
Swanson’s ThrushRRIn Migration
Gray-cheeked ThrushRRIn Migration
Hermit ThrushRRRFFFFFFChestnut Tail Lifter
Gray CatbirdCAAAAAFFFVery Vocal in Breeding Season
Northern MockingbirdCCCCCCCCCCCCTerritorial and Vocal. Protects Fruits Sources in Winter
Brown ThrasherFFFFFFFThicket
European StarlingAAAAAAAAAAAACavity Nesting
American PipitRRR
Cedar WaxwingCCCCCCCCCCCCFruit Eater
Northern ParulaCFFFCCanopy Forest
Orange-crowned WarblerRRRVery Dull Warbler
Tennessee WarblerFFFHigh Canopy
Blue-winged WarblerFFFFFSuccessional to Second Growth
Golden-winged WarblerRRRIn Decline
Nashville WarblerFFFFlutter Feeds
Yellow WarblerRCCCFFSuccessional
Chestnut-sided WarblerFFSuccessional
Magnolia WarblerFRFFFall Birds, ID by Eye Ring and Tail
Cape May WarblerRRRare
Black-throated Blue WarblerFFRWoodlands
Cerulean WarblerRRRRRiparian Woodlands
Blackburnian WarblerFFCanopy Forest
Yellow-rumped WarblerRRFAAFAARCedars and Poison Ivy in Fall
Black-throated Green WarblerFFFFeeds at all levels
Prairie WarblerFFFFFFCedar Stands
Palm WarblerRFFFRInsistent Tail Bobber
Pine WarblerRFFFFFFFRAssociated to Pines
Bay-breasted WarblerFFHigh Canopy
Blackpoll WarblerFFFFHigh Pitch Buzzy Song
Yellow throated WarblerRRRSycamore Bottomlands
Prothonotary WarblerRRBottomland Rivers, Streams, Ox-bows
Black and White WarblerRFFFFFFDeciduous Woods
American RedstartFFFFFFWoodland with Vines
OvenbirdFFFFFFFDeep Woods
Northern WaterthrushRRRPrefers Slow Water Areas
Louisana WaterthrushFFFFFlowing Streams
Kentucky WarblerRRRDeep Woods
Mourning WarblerRWet Woods
Common Yellow-throated WarblerFCCCCCCWetlands and Brushy Areas
Wilson’s WarblerRRRare
Canada WarblerFFUnusual Song
Hooded WarblerRRRClearing in Woods with Undergrowth
Yellow-breasted ChatRRRSuccessional Areas
Scarlet TanagerFFFFFRDeep Woodlands With Oaks and Tulip Poplar
Northern CardinalCCCCCCCCCCCCVery Adaptable, Spends most time in shrub or under story
Rose-breasted GrosbeakRFFFFFPartial to Sunflower Seed
Indigo BuntingCCCCCCRBrush and Field Edges
Eastern TowheeRRRCCCCCCCRRBrush and Woodland Brush
American Tree SparrowRRRWet Fields
Field SparrowFFFFFFFFFFFFSuccessional Fields
Chipping SparrowCCCCCCCConifers with open grass
Savannah SparrowRRRRFields and Edges to Fields
White-throated SparrowCCCCRCCCBrush Areas
White-crowned SparrowRRRRBrush with Wet areas
Fox SparrowUUUUUThrush-like Sparrow
Song SparrowCCCCCCCCCCCCThe Everywhere Sparrow
Lincoln SparrowRRWetlands
Swamp SparrowRRUUUURWetlands
Dark-eyed JuncoCCCCFCCWinter Sparrow
Eastern MeadowlarkRRRRRRRRRRRROpen Fields
BobolinkRROpen Fields
Brown-headed CowbirdRRFCCCCCCCFROpen Fields and Woodland Openings
Red-winged BlackbirdUUUCCCCCCCCUWetland and Fields
Rusty BlackbirdRRRIn Decline
Common GrackleUUCCCCCCCCCUPartial to Evergreens for Breeding
Baltimore OrioleFCCCCFFWoodland Edges To Open Space
Orchard OrioleFFFFFFOpen Space with Trees
Purple FinchUUUUUUUMigration
House FinchCCCCCCCCCCCCAssociated with humans
Pine SiskinRRRRIrruptive Species
American GoldfinchCCCCCCCCCCCCThistle Eater
European House SparrowCCCCCCCCCCCCAssociated with Humans