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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 162 This Year 2024 75 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (235)

  1. Red-winged Blackbird Agelaius phoeniceus
    # Count: 6000
    Date:
    Observer: Genevieve Mason
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. Common Grackle Quiscalus quiscula
    # Count: 4000
    Date:
    Observer: Jack Saba
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  3. Ring-billed Gull Larus delawarensis
    # Count: 2700
    Date:
    Observer: Sherman Suter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  4. Canada Goose Branta canadensis
    # Count: 2000
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  5. European Starling Sturnus vulgaris
    # Count: 2000
    Date:
    Observer: Andy Buchsbaum
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  6. Herring Gull Larus argentatus
    # Count: 1000
    Date:
    Observer: Kurt Gaskill
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  7. Ring-necked Duck Aythya collaris
    # Count: 510
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  8. Laughing Gull Leucophaeus atricilla
    # Count: 510
    Date:
    Observer: Marcia Balestri
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  9. Fish Crow Corvus ossifragus
    # Count: 500
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  10. American Crow Corvus brachyrhynchos
    # Count: 400
    Date:
    Observer: David Blockstein
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  11. Tree Swallow Tachycineta bicolor
    # Count: 300
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  12. American Robin Turdus migratorius
    # Count: 252
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  13. Mallard Anas platyrhynchos
    # Count: 225
    Date:
    Observer: Ryan Salsman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  14. Purple Martin Progne subis
    # Count: 210
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  15. Brown-headed Cowbird Molothrus ater
    # Count: 200
    Date:
    Observer: Robin Todd
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  16. Dark-eyed Junco Junco hyemalis
    # Count: 157
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  17. White-throated Sparrow Zonotrichia albicollis
    # Count: 151
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  18. Barn Swallow Hirundo rustica
    # Count: 150
    Date:
    Observer: Karlyn McPartland
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  19. Tundra Swan Cygnus columbianus
    # Count: 145
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  20. Mourning Dove Zenaida macroura
    # Count: 115
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  21. Chimney Swift Chaetura pelagica
    # Count: 100
    Date:
    Observer: Greenbelt Marc
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  22. Blue Jay Cyanocitta cristata
    # Count: 100
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  23. Cedar Waxwing Bombycilla cedrorum
    # Count: 100
    Date:
    Observer: michael sampson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  24. Rusty Blackbird Euphagus carolinus
    # Count: 100
    Date:
    Observer: Mara Kaminowitz
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  25. Chipping Sparrow Spizella passerina
    # Count: 85
    Date:
    Observer: Larry Parmeter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  26. Song Sparrow Melospiza melodia
    # Count: 81
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  27. Lesser Scaup Aythya affinis
    # Count: 80
    Date:
    Observer: Art Drauglis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  28. Double-crested Cormorant Nannopterum auritum
    # Count: 80
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  29. Savannah Sparrow Passerculus sandwichensis
    # Count: 79
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  30. Golden-crowned Kinglet Regulus satrapa
    # Count: 75
    Date:
    Observer: Noah Kahn
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  31. Wood Duck Aix sponsa
    # Count: 72
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  32. Yellow-rumped Warbler Setophaga coronata
    # Count: 66
    Date:
    Observer: Sean McGuinn
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  33. Killdeer Charadrius vociferus
    # Count: 64
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  34. Wilson's Snipe Gallinago delicata
    # Count: 59
    Date:
    Observer: Jim Stasz
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  35. Broad-winged Hawk Buteo platypterus
    # Count: 57
    Date:
    Observer: Sare Demarest
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  36. Field Sparrow Spizella pusilla
    # Count: 50
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  37. Palm Warbler Setophaga palmarum
    # Count: 50
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  38. Eastern Bluebird Sialia sialis
    # Count: 42
    Date:
    Observer: Denise Ryan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  39. American Black Duck Anas rubripes
    # Count: 40
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  40. Green-winged Teal Anas crecca
    # Count: 40
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  41. Carolina Chickadee Poecile carolinensis
    # Count: 40
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  42. American Goldfinch Spinus tristis
    # Count: 39
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  43. Ruddy Duck Oxyura jamaicensis
    # Count: 33
    Date:
    Observer: Thomas Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  44. Tufted Titmouse Baeolophus bicolor
    # Count: 33
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  45. Canvasback Aythya valisineria
    # Count: 30
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  46. Solitary Sandpiper Tringa solitaria
    # Count: 30
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  47. Turkey Vulture Cathartes aura
    # Count: 30
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  48. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 30
    Date:
    Observer: Yi-Ying Lee
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  49. Wild Turkey Meleagris gallopavo
    # Count: 28
    Date:
    Observer: Bobby Jones
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  50. Blue-winged Teal Spatula discors
    # Count: 27
    Date:
    Observer: Bart Wickel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  51. Northern Cardinal Cardinalis cardinalis
    # Count: 27
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  52. Common Merganser Mergus merganser
    # Count: 26
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  53. Bufflehead Bucephala albeola
    # Count: 25
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  54. Hooded Merganser Lophodytes cucullatus
    # Count: 25
    Date:
    Observer: Alex Campbell
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  55. Red-eyed Vireo Vireo olivaceus
    # Count: 25
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  56. Carolina Wren Thryothorus ludovicianus
    # Count: 25
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  57. Swamp Sparrow Melospiza georgiana
    # Count: 25
    Date:
    Observer: Rick Borchelt
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  58. Northern Parula Setophaga americana
    # Count: 25
    Date:
    Observer: Matthew Sileo
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  59. House Finch Haemorhous mexicanus
    # Count: 24
    Date:
    Observer: Cristians Rivas
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  60. Pine Siskin Spinus pinus
    # Count: 24
    Date:
    Observer: Isma Giralt
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  61. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 23
    Date:
    Observer: Manju Kitch
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  62. Black Vulture Coragyps atratus
    # Count: 22
    Date:
    Observer: David Blockstein
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  63. Bank Swallow Riparia riparia
    # Count: 20
    Date:
    Observer: Jabari Bellamy
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  64. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 20
    Date:
    Observer: Jeff Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  65. American Redstart Setophaga ruticilla
    # Count: 20
    Date:
    Observer: Matthew Sileo
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  66. Pine Warbler Setophaga pinus
    # Count: 20
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  67. Northern Shoveler Spatula clypeata
    # Count: 18
    Date:
    Observer: Lynne Parks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  68. Rock Pigeon Columba livia
    # Count: 18
    Date:
    Observer: Dave Burgevin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  69. Great Egret Ardea alba
    # Count: 18
    Date:
    Observer: Kelsey Wellons
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  70. Eastern Towhee Pipilo erythrophthalmus
    # Count: 18
    Date:
    Observer: Pileated Drumming
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  71. Black-and-white Warbler Mniotilta varia
    # Count: 18
    Date:
    Observer: Noah Kahn
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  72. Northern Flicker Colaptes auratus
    # Count: 17
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  73. American Pipit Anthus rubescens
    # Count: 17
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  74. Northern Pintail Anas acuta
    # Count: 16
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  75. Lesser Yellowlegs Tringa flavipes
    # Count: 16
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  76. Ruby-crowned Kinglet Corthylio calendula
    # Count: 16
    Date:
    Observer: Jeff Culler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  77. White-breasted Nuthatch Sitta carolinensis
    # Count: 16
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  78. American Coot Fulica americana
    # Count: 15
    Date:
    Observer: Marcy Stutzman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  79. Spotted Sandpiper Actitis macularius
    # Count: 15
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  80. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 15
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  81. Downy Woodpecker Dryobates pubescens
    # Count: 15
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  82. Red-breasted Nuthatch Sitta canadensis
    # Count: 15
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  83. Gray Catbird Dumetella carolinensis
    # Count: 15
    Date:
    Observer: Edward Huestis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  84. House Sparrow Passer domesticus
    # Count: 15
    Date:
    Observer: Roya Marefat
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  85. Eastern Meadowlark Sturnella magna
    # Count: 15
    Date:
    Observer: Bob Bolles
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  86. Ovenbird Seiurus aurocapilla
    # Count: 15
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  87. Great Blue Heron Ardea herodias
    # Count: 14
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  88. Glossy Ibis Plegadis falcinellus
    # Count: 14
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  89. Eastern Wood-Pewee Contopus virens
    # Count: 13
    Date:
    Observer: Pete Huffer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  90. Gadwall Mareca strepera
    # Count: 12
    Date:
    Observer: john pangborn
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  91. Greater Scaup Aythya marila
    # Count: 12
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  92. Greater Yellowlegs Tringa melanoleuca
    # Count: 12
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  93. Least Sandpiper Calidris minutilla
    # Count: 12
    Date:
    Observer: Robert Post
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  94. Pectoral Sandpiper Calidris melanotos
    # Count: 12
    Date:
    Observer: Rob Hilton
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  95. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 12
    Date:
    Observer: Derek Richardson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  96. Great Crested Flycatcher Myiarchus crinitus
    # Count: 12
    Date:
    Observer: David Bates
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  97. Eastern Kingbird Tyrannus tyrannus
    # Count: 12
    Date:
    Observer: John Sherwood
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  98. Northern Mockingbird Mimus polyglottos
    # Count: 12
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  99. Wood Thrush Hylocichla mustelina
    # Count: 12
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  100. Common Yellowthroat Geothlypis trichas
    # Count: 12
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  101. Snowy Egret Egretta thula
    # Count: 11
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  102. Ruby-throated Hummingbird Archilochus colubris
    # Count: 10
    Date:
    Observer: Wendy Swanson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  103. Osprey Pandion haliaetus
    # Count: 10
    Date:
    Observer: William Adams
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  104. Eastern Phoebe Sayornis phoebe
    # Count: 10
    Date:
    Observer: Catherine Hallam
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  105. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 10
    Date:
    Observer: Bob Bolles
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  106. Indigo Bunting Passerina cyanea
    # Count: 10
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  107. American Wigeon Mareca americana
    # Count: 9
    Date:
    Observer: Emily Larkin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  108. Redhead Aythya americana
    # Count: 9
    Date:
    Observer: Nathaniel Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  109. Little Blue Heron Egretta caerulea
    # Count: 9
    Date:
    Observer: Emily Larkin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  110. Common Raven Corvus corax
    # Count: 9
    Date:
    Observer: David Payne
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  111. Hermit Thrush Catharus guttatus
    # Count: 9
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  112. Scarlet Tanager Piranga olivacea
    # Count: 9
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  113. Pied-billed Grebe Podilymbus podiceps
    # Count: 8
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  114. Semipalmated Plover Charadrius semipalmatus
    # Count: 8
    Date:
    Observer: Jim Ryon
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  115. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 8
    Date:
    Observer: A B
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  116. Acadian Flycatcher Empidonax virescens
    # Count: 8
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  117. Swainson's Thrush Catharus ustulatus
    # Count: 8
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  118. Bobolink Dolichonyx oryzivorus
    # Count: 8
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  119. Orchard Oriole Icterus spurius
    # Count: 8
    Date:
    Observer: Kendalynn Morris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  120. Cape May Warbler Setophaga tigrina
    # Count: 8
    Date:
    Observer: Nathan Tea
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  121. Blackpoll Warbler Setophaga striata
    # Count: 8
    Date:
    Observer: Sean Sharp
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  122. Pileated Woodpecker Dryocopus pileatus
    # Count: 7
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  123. Baltimore Oriole Icterus galbula
    # Count: 7
    Date:
    Observer: Tucker O'Brien
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  124. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 6
    Date:
    Observer: Mark R Johnson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  125. Great Black-backed Gull Larus marinus
    # Count: 6
    Date:
    Observer: Michael Bowen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  126. Caspian Tern Hydroprogne caspia
    # Count: 6
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  127. Bald Eagle Haliaeetus leucocephalus
    # Count: 6
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  128. Winter Wren Troglodytes hiemalis
    # Count: 6
    Date:
    Observer: A B
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  129. Brown Thrasher Toxostoma rufum
    # Count: 6
    Date:
    Observer: VegaMala NagarajanSubramaniam
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  130. Purple Finch Haemorhous purpureus
    # Count: 6
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  131. Fox Sparrow Passerella iliaca
    # Count: 6
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  132. Magnolia Warbler Setophaga magnolia
    # Count: 6
    Date:
    Observer: Bernard Foy
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  133. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 6
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  134. Blue Grosbeak Passerina caerulea
    # Count: 6
    Date:
    Observer: Jeff Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  135. Trumpeter Swan Cygnus buccinator
    # Count: 5
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  136. Semipalmated Sandpiper Calidris pusilla
    # Count: 5
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  137. Green Heron Butorides virescens
    # Count: 5
    Date:
    Observer: Josh Kiner
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  138. Belted Kingfisher Megaceryle alcyon
    # Count: 5
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  139. Hairy Woodpecker Dryobates villosus
    # Count: 5
    Date:
    Observer: C. Johnson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  140. Yellow-throated Vireo Vireo flavifrons
    # Count: 5
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  141. Brown Creeper Certhia americana
    # Count: 5
    Date:
    Observer: Mark Wimer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  142. House Wren Troglodytes aedon
    # Count: 5
    Date:
    Observer: Amy Pausche
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  143. White-winged Crossbill Loxia leucoptera
    # Count: 5
    Date:
    Observer: kye jenkins
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  144. American Tree Sparrow Spizelloides arborea
    # Count: 5
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  145. Lincoln's Sparrow Melospiza lincolnii
    # Count: 5
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  146. Bay-breasted Warbler Setophaga castanea
    # Count: 5
    Date:
    Observer: Cavan Allen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  147. Yellow Warbler Setophaga petechia
    # Count: 5
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  148. Black-throated Green Warbler Setophaga virens
    # Count: 5
    Date:
    Observer: Jason Wilder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  149. Summer Tanager Piranga rubra
    # Count: 5
    Date:
    Observer: Rachel Anderson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  150. Cackling Goose Branta hutchinsii
    # Count: 4
    Date:
    Observer: Fred Shaffer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  151. Surf Scoter Melanitta perspicillata
    # Count: 4
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  152. Common Nighthawk Chordeiles minor
    # Count: 4
    Date:
    Observer: Emily Larkin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  153. Common Loon Gavia immer
    # Count: 4
    Date:
    Observer: Frances Toler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  154. Red-tailed Hawk Buteo jamaicensis
    # Count: 4
    Date:
    Observer: Finch Fulton
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  155. White-eyed Vireo Vireo griseus
    # Count: 4
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  156. Blue-headed Vireo Vireo solitarius
    # Count: 4
    Date:
    Observer: Frances Toler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  157. Yellow-breasted Chat Icteria virens
    # Count: 4
    Date:
    Observer: Charles Stadtlander
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  158. Prothonotary Warbler Protonotaria citrea
    # Count: 4
    Date:
    Observer: Sean Sharp
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  159. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 4
    Date:
    Observer: Noah Kahn
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  160. Prairie Warbler Setophaga discolor
    # Count: 4
    Date:
    Observer: Noah Bers
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  161. Common Goldeneye Bucephala clangula
    # Count: 3
    Date:
    Observer: Mary McElvene
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  162. Red-breasted Merganser Mergus serrator
    # Count: 3
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  163. Horned Grebe Podiceps auritus
    # Count: 3
    Date:
    Observer: Jim Green
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  164. Sora Porzana carolina
    # Count: 3
    Date:
    Observer: Will McPhail
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  165. American Woodcock Scolopax minor
    # Count: 3
    Date:
    Observer: Insa Kummer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  166. Glaucous Gull Larus hyperboreus
    # Count: 3
    Date:
    Observer: Kurt Gaskill
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  167. Sharp-shinned Hawk Accipiter striatus
    # Count: 3
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  168. Red-shouldered Hawk Buteo lineatus
    # Count: 3
    Date:
    Observer: Christian Ramirez
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  169. Warbling Vireo Vireo gilvus
    # Count: 3
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  170. Marsh Wren Cistothorus palustris
    # Count: 3
    Date:
    Observer: Ruth Wittersgreen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  171. Worm-eating Warbler Helmitheros vermivorum
    # Count: 3
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  172. Tennessee Warbler Leiothlypis peregrina
    # Count: 3
    Date:
    Observer: Chris Mansolf
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  173. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 3
    Date:
    Observer: Rod Burley
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  174. Long-tailed Duck Clangula hyemalis
    # Count: 2
    Date:
    Observer: Derek Richardson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  175. Common Gallinule Gallinula galeata
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  176. Lesser Black-backed Gull Larus fuscus
    # Count: 2
    Date:
    Observer: Stan Arnold
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  177. Iceland Gull Larus glaucoides
    # Count: 2
    Date:
    Observer: Sherman Suter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  178. Anhinga Anhinga anhinga
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  179. Western Cattle Egret Bubulcus ibis
    # Count: 2
    Date:
    Observer: Bryan Knedler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  180. Northern Harrier Circus hudsonius
    # Count: 2
    Date:
    Observer: Samuel Talley
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  181. Cooper's Hawk Accipiter cooperii
    # Count: 2
    Date:
    Observer: Mason Bunker
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  182. Eastern Screech-Owl Megascops asio
    # Count: 2
    Date:
    Observer: Bobby Jones
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  183. Great Horned Owl Bubo virginianus
    # Count: 2
    Date:
    Observer: Frank Marenghi
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  184. Barred Owl Strix varia
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  185. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 2
    Date:
    Observer: Jack Saba
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  186. American Kestrel Falco sparverius
    # Count: 2
    Date:
    Observer: Ethan Green
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  187. Willow Flycatcher Empidonax traillii
    # Count: 2
    Date:
    Observer: Keith Maley
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  188. Philadelphia Vireo Vireo philadelphicus
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  189. Veery Catharus fuscescens
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  190. Gray-cheeked Thrush Catharus minimus
    # Count: 2
    Date:
    Observer: Madeline Wroblewski
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  191. Evening Grosbeak Coccothraustes vespertinus
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  192. Grasshopper Sparrow Ammodramus savannarum
    # Count: 2
    Date:
    Observer: Larry Parmeter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  193. Vesper Sparrow Pooecetes gramineus
    # Count: 2
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  194. Louisiana Waterthrush Parkesia motacilla
    # Count: 2
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  195. Northern Waterthrush Parkesia noveboracensis
    # Count: 2
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  196. Blue-winged Warbler Vermivora cyanoptera
    # Count: 2
    Date:
    Observer: Jeff Graham
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  197. Blackburnian Warbler Setophaga fusca
    # Count: 2
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  198. Yellow-throated Warbler Setophaga dominica
    # Count: 2
    Date:
    Observer: Nicole Virella
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  199. Canada Warbler Cardellina canadensis
    # Count: 2
    Date:
    Observer: Bernard Foy
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  200. Wilson's Warbler Cardellina pusilla
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  201. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Ruth Wittersgreen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  202. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Amiel Hopkins
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  203. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Fabián Casas
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  204. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: David Parsons
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  205. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Paige Magrogan
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  206. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Marissa Calvert
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  207. King Rail Rallus elegans
    # Count: 1
    Date:
    Observer: Carolyn Smith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  208. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Brian Harris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  209. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  210. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: kye jenkins
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  211. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  212. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Nancy Voit
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  213. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  214. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  215. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: David Moulton
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  216. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: George Bailey
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  217. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  218. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  219. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: Manuel Morales
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  220. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  221. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Roger Fast
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  222. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Brenda Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  223. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Michael Stubblefield
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  224. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Supratik C
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  225. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Edward Huestis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  226. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Cavan Allen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  227. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  228. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  229. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Debi Talbott
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  230. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  231. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  232. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  233. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  234. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Tom Auer
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  235. Northern Bobwhite Colinus virginianus
    # Count: X
    Date:
    Observer: James Nelson
    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. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 2
    Date:
    Observer: Maria Sola
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. 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)

Additional Taxa (49)

  1. blackbird sp. Icteridae sp.
    # Count: 200
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. crow sp. Corvus sp. (crow sp.)
    # Count: 100
    Date:
    Observer: Patricia K Howell
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  3. duck sp. Anatidae (duck sp.)
    # Count: 80
    Date:
    Observer: Patti Nedoluha
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  4. new world sparrow sp. Passerellidae sp.
    # Count: 50
    Date:
    Observer: Joe Ballschneider
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  5. passerine sp. Passeriformes sp.
    # Count: 30
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  6. gull sp. Larinae sp.
    # Count: 26
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  7. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 25
    Date:
    Observer: Joanne Wood
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  8. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 20
    Date:
    Observer: Erol Fikrig
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  9. Aythya sp. Aythya sp.
    # Count: 20
    Date:
    Observer: Art Drauglis
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  10. new world warbler sp. Parulidae sp.
    # Count: 20
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  11. swallow sp. Hirundinidae sp.
    # Count: 15
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  12. peep sp. Calidris sp. (peep sp.)
    # Count: 10
    Date:
    Observer: Jack Saba
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  13. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 8
    Date:
    Observer: Matt Testa
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  14. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 7
    Date:
    Observer: Carl Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  15. Empidonax sp. Empidonax sp.
    # Count: 6
    Date:
    Observer: Alexander Koch
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  16. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 5
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  17. shorebird sp. Charadriiformes sp.
    # Count: 4
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  18. Buteo sp. Buteo sp.
    # Count: 4
    Date:
    Observer: Matt Testa
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  19. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 4
    Date:
    Observer: Yi-Ying Lee
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  20. woodpecker sp. Picidae sp.
    # Count: 4
    Date:
    Observer: Peter Griffith
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  21. new world flycatcher sp. Tyrannidae sp.
    # Count: 4
    Date:
    Observer: Geneviève de Messières
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  22. vireo sp. Vireo sp.
    # Count: 4
    Date:
    Observer: Larry Parmeter
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  23. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 4
    Date:
    Observer: Byron Swift
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  24. tern sp. Sterninae sp.
    # Count: 3
    Date:
    Observer: Linda Vitchock
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  25. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 3
    Date:
    Observer: Nathaniel Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  26. Catharus sp. Catharus sp.
    # Count: 3
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  27. swan sp. Cygnus sp.
    # Count: 2
    Date:
    Observer: Victoria Zuckerman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  28. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 2
    Date:
    Observer: Peri Bolton
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  29. Accipiter sp. Accipiter sp.
    # Count: 2
    Date:
    Observer: Derek Richardson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  30. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 2
    Date:
    Observer: Dale Morrow
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  31. Setophaga sp. Setophaga sp.
    # Count: 2
    Date:
    Observer: hartmut doebel
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  32. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 2
    Date:
    Observer: Kendalynn Morris
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  33. 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)
  34. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  35. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: Mary McElvene
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  36. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  37. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  38. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  39. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Mara Kaminowitz
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  40. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Lee Shaw
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  41. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Nathaniel Miller
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  42. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Linda Vitchock
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  43. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  44. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: 1
    Date:
    Observer: Andy Buchsbaum
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  45. 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)
  46. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  47. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Wendy Crowe
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  48. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 1
    Date:
    Observer: Beth Killoran
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  49. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Beth Killoran
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)