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Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)

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Bird List

Updated ~8 seconds ago
235 All Years 161 This Year 2024 113 This Month May 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (235)

  1. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Ruth Wittersgreen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. Cackling Goose Branta hutchinsii
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  3. Canada Goose Branta canadensis
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  4. Mute Swan Cygnus olor
    # Count: X
    Date:
    Observer: Vickie Kwong
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  5. Trumpeter Swan Cygnus buccinator
    # Count: 5
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  6. Tundra Swan Cygnus columbianus
    # Count: 30
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  7. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  8. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  9. Northern Shoveler Spatula clypeata
    # Count: 2
    Date:
    Observer: Matthew Pinegar
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  10. Gadwall Mareca strepera
    # Count: 4
    Date:
    Observer: Daniel S.
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  11. American Wigeon Mareca americana
    # Count: 4
    Date:
    Observer: J. Isaacs
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  12. Mallard Anas platyrhynchos
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  13. American Black Duck Anas rubripes
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  14. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Adeline Louie
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  15. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  16. Canvasback Aythya valisineria
    # Count: 3
    Date:
    Observer: Heather Kangas
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  17. Redhead Aythya americana
    # Count: 6
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  18. Ring-necked Duck Aythya collaris
    # Count: 14
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  19. Greater Scaup Aythya marila
    # Count: 6
    Date:
    Observer: Heidi Keller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  20. Lesser Scaup Aythya affinis
    # Count: 10
    Date:
    Observer: Helen Penna
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  21. Surf Scoter Melanitta perspicillata
    # Count: 4
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  22. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Fabián Casas
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  23. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Nathan Tea
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  24. Bufflehead Bucephala albeola
    # Count: 5
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  25. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  26. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Emily Larkin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  27. Common Merganser Mergus merganser
    # Count: 5
    Date:
    Observer: Grace Muench
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  28. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Jane Chandler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  29. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Greenbelt Marc
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  30. Northern Bobwhite Colinus virginianus
    # Count: X
    Date:
    Observer: James Nelson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  31. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  32. Pied-billed Grebe Podilymbus podiceps
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  33. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  34. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: David Parsons
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  35. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Mala Nagarajan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  36. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  37. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  38. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  39. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  40. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Marissa Calvert
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  41. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  42. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  43. King Rail Rallus elegans
    # Count: 1
    Date:
    Observer: Carolyn Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  44. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Brian Harris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  45. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  46. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  47. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  48. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  49. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  50. Semipalmated Plover Charadrius semipalmatus
    # Count: 8
    Date:
    Observer: Jim Ryon
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  51. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  52. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  53. Spotted Sandpiper Actitis macularius
    # Count: 4
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  54. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  55. Lesser Yellowlegs Tringa flavipes
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  56. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Michael Keen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  57. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: kye jenkins
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  58. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  59. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  60. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  61. Semipalmated Sandpiper Calidris pusilla
    # Count: 3
    Date:
    Observer: Brittney Bair
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  62. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  63. Laughing Gull Leucophaeus atricilla
    # Count: 2
    Date:
    Observer: Brittney Bair
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  64. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Rich Mason
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  65. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Lee Shaw
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  66. Great Black-backed Gull Larus marinus
    # Count: 6
    Date:
    Observer: Michael Bowen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  67. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Sherman Suter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  68. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  69. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: David Davis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  70. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: David Murray
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  71. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Nancy Voit
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  72. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  73. Common Loon Gavia immer
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  74. Anhinga Anhinga anhinga
    # Count: 1
    Date:
    Observer: C. Johnson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  75. Double-crested Cormorant Nannopterum auritum
    # Count: 2
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  76. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  77. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: David Moulton
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  78. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: George Bailey
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  79. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Ethan Green
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  80. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  81. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Jeffrey House
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  82. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  83. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Cavan Allen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  84. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  85. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  86. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  87. Glossy Ibis Plegadis falcinellus
    # Count: 14
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  88. Black Vulture Coragyps atratus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  89. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  90. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  91. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: Manuel Morales
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  92. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: David Payne
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  93. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  94. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  95. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  96. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  97. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Lawrence Rhoads
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  98. Red-tailed Hawk Buteo jamaicensis
    # Count: 2
    Date:
    Observer: Mary Hansen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  99. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Nathaniel Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  100. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  101. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Rick Borchelt
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  102. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  103. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  104. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Greenbelt Marc
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  105. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  106. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 6
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  107. Downy Woodpecker Dryobates pubescens
    # Count: 2
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  108. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  109. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  110. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  111. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Adeline Louie
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  112. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Roger Fast
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  113. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Brenda Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  114. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  115. Eastern Wood-Pewee Contopus virens
    # Count: 8
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  116. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  117. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Brett Gleitsmann
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  118. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  119. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  120. Great Crested Flycatcher Myiarchus crinitus
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  121. Eastern Kingbird Tyrannus tyrannus
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  122. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  123. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  124. Blue-headed Vireo Vireo solitarius
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  125. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  126. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Patrice Lyle
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  127. Red-eyed Vireo Vireo olivaceus
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  128. Blue Jay Cyanocitta cristata
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  129. American Crow Corvus brachyrhynchos
    # Count: 2
    Date:
    Observer: Patrice Lyle
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  130. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  131. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  132. Carolina Chickadee Poecile carolinensis
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  133. Tufted Titmouse Baeolophus bicolor
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  134. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Edward Huestis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  135. Bank Swallow Riparia riparia
    # Count: 3
    Date:
    Observer: Kendalynn Morris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  136. Tree Swallow Tachycineta bicolor
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  137. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Mary Hansen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  138. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  139. Barn Swallow Hirundo rustica
    # Count: 4
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  140. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  141. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Greenbelt Marc
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  142. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Vincent Bryant
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  143. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  144. Red-breasted Nuthatch Sitta canadensis
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  145. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Thomas Hall
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  146. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 5
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  147. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  148. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Mike Saccone
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  149. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Patrice Lyle
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  150. Carolina Wren Thryothorus ludovicianus
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  151. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  152. Gray Catbird Dumetella carolinensis
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  153. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Lee Shaw
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  154. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  155. Eastern Bluebird Sialia sialis
    # Count: 7
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  156. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  157. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  158. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  159. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  160. Wood Thrush Hylocichla mustelina
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  161. American Robin Turdus migratorius
    # Count: 6
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  162. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  163. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  164. American Pipit Anthus rubescens
    # Count: 2
    Date:
    Observer: Ethan L
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  165. Evening Grosbeak Coccothraustes vespertinus
    # Count: 1
    Date:
    Observer: Ron White
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  166. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  167. Purple Finch Haemorhous purpureus
    # Count: 2
    Date:
    Observer: Peter Rigsbee
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  168. White-winged Crossbill Loxia leucoptera
    # Count: 1
    Date:
    Observer: Lauren Brice
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  169. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  170. American Goldfinch Spinus tristis
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  171. Grasshopper Sparrow Ammodramus savannarum
    # Count: 2
    Date:
    Observer: Larry Parmeter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  172. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  173. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Cavan Allen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  174. Field Sparrow Spizella pusilla
    # Count: 2
    Date:
    Observer: Lawrence Rhoads
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  175. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Stan Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  176. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Vincent Bryant
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  177. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  178. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Brian Harris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  179. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Mary Hansen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  180. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Grace Muench
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  181. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Patrice Lyle
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  182. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  183. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  184. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Rick Borchelt
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  185. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  186. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Mala Nagarajan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  187. Bobolink Dolichonyx oryzivorus
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  188. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  189. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  190. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Rick Borchelt
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  191. Red-winged Blackbird Agelaius phoeniceus
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  192. Brown-headed Cowbird Molothrus ater
    # Count: 10
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  193. Rusty Blackbird Euphagus carolinus
    # Count: 3
    Date:
    Observer: Byron Swift
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  194. Common Grackle Quiscalus quiscula
    # Count: 4
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  195. Ovenbird Seiurus aurocapilla
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  196. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  197. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  198. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  199. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  200. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  201. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  202. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  203. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Ryan Salsman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  204. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  205. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  206. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  207. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  208. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  209. Common Yellowthroat Geothlypis trichas
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  210. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  211. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  212. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Ryan Salsman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  213. Northern Parula Setophaga americana
    # Count: 6
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  214. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Lawrence Rhoads
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  215. Bay-breasted Warbler Setophaga castanea
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  216. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  217. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Jonathan Cook
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  218. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  219. Blackpoll Warbler Setophaga striata
    # Count: 5
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  220. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  221. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  222. Pine Warbler Setophaga pinus
    # Count: 3
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  223. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  224. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  225. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  226. Black-throated Green Warbler Setophaga virens
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  227. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Joanne Wood
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  228. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Emily Larkin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  229. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  230. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  231. Northern Cardinal Cardinalis cardinalis
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  232. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 2
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  233. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  234. Indigo Bunting Passerina cyanea
    # Count: 4
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  235. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Tom Auer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)

Exotic: Escapee (1)

  1. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Tim Smart
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)

Hybrids (2)

  1. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)

Additional Taxa (49)

  1. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  3. swan sp. Cygnus sp.
    # Count: 2
    Date:
    Observer: Victoria Zuckerman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  4. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: Mary McElvene
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  5. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 5
    Date:
    Observer: Pete Givan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  6. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  7. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 16
    Date:
    Observer: George and Terri B
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  8. Aythya sp. Aythya sp.
    # Count: 20
    Date:
    Observer: Art Drauglis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  9. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  10. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  11. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  12. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Mara Kaminowitz
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  13. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 4
    Date:
    Observer: George and Terri B
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  14. peep sp. Calidris sp. (peep sp.)
    # Count: 5
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  15. shorebird sp. Charadriiformes sp.
    # Count: 2
    Date:
    Observer: Katie Hodge
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  16. gull sp. Larinae sp.
    # Count: 11
    Date:
    Observer: Mark Chandler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  17. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Lee Shaw
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  18. tern sp. Sterninae sp.
    # Count: 3
    Date:
    Observer: Linda Vitchock
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  19. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 3
    Date:
    Observer: Stan Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  20. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: J. Isaacs
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  21. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Jack Saba
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  22. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Ethan Green
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  23. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  24. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Nathaniel Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  25. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  26. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  27. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Linda Vitchock
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  28. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Kenneth Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  29. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  30. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Mike Mosser
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  31. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Ellen Lathrop
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  32. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: 1
    Date:
    Observer: Andy Buchsbaum
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  33. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Christy Hyman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  34. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  35. crow sp. Corvus sp. (crow sp.)
    # Count: 60
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  36. swallow sp. Hirundinidae sp.
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  37. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  38. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  39. Catharus sp. Catharus sp.
    # Count: 2
    Date:
    Observer: Lawrence Rhoads
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  40. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Wendy Crowe
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  41. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 1
    Date:
    Observer: Beth Killoran
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  42. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Beth Killoran
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  43. new world sparrow sp. Passerellidae sp.
    # Count: 3
    Date:
    Observer: Katie Hodge
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  44. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  45. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 3
    Date:
    Observer: Ethan Green
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  46. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  47. new world warbler sp. Parulidae sp.
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  48. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Sam Baxter-Bray
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  49. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Heidi Ananthakrishnan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)