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Bird List

Updated ~7 seconds ago
213 All Years 103 This Year 2024 32 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (213)

  1. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  2. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  3. Osprey Pandion haliaetus
    # Count: 10
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  4. Bald Eagle Haliaeetus leucocephalus
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  5. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  6. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  7. Acadian Flycatcher Empidonax virescens
    # Count: 4
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  8. Great Crested Flycatcher Myiarchus crinitus
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  9. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  10. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  11. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  12. Carolina Chickadee Poecile carolinensis
    # Count: 4
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  13. Tufted Titmouse Baeolophus bicolor
    # Count: 6
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  14. Purple Martin Progne subis
    # Count: 10
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  15. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  16. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  17. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  18. Gray Catbird Dumetella carolinensis
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  19. Brown Thrasher Toxostoma rufum
    # Count: 4
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  20. Wood Thrush Hylocichla mustelina
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  21. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  22. House Finch Haemorhous mexicanus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  23. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  24. Chipping Sparrow Spizella passerina
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  25. Red-winged Blackbird Agelaius phoeniceus
    # Count: 7
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  26. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  27. Ovenbird Seiurus aurocapilla
    # Count: 4
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  28. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  29. Common Yellowthroat Geothlypis trichas
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  30. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  31. Northern Cardinal Cardinalis cardinalis
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  32. Indigo Bunting Passerina cyanea
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  33. Canada Goose Branta canadensis
    # Count: 18
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  34. Trumpeter Swan Cygnus buccinator
    # Count: 4
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  35. Wood Duck Aix sponsa
    # Count: 25
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  36. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  37. Chimney Swift Chaetura pelagica
    # Count: 6
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  38. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  39. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  40. Laughing Gull Leucophaeus atricilla
    # Count: 30
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  41. Forster's Tern Sterna forsteri
    # Count: 3
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  42. Double-crested Cormorant Nannopterum auritum
    # Count: 5
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  43. Great Blue Heron Ardea herodias
    # Count: 11
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  44. Black Vulture Coragyps atratus
    # Count: 9
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  45. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  46. Red-shouldered Hawk Buteo lineatus
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  47. Belted Kingfisher Megaceryle alcyon
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  48. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  49. Downy Woodpecker Dryobates pubescens
    # Count: 4
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  50. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  51. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  52. American Crow Corvus brachyrhynchos
    # Count: 3
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  53. Fish Crow Corvus ossifragus
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  54. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  55. Tree Swallow Tachycineta bicolor
    # Count: 20
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  56. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  57. Barn Swallow Hirundo rustica
    # Count: 20
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  58. Cedar Waxwing Bombycilla cedrorum
    # Count: 18
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  59. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  60. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  61. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  62. Common Grackle Quiscalus quiscula
    # Count: 6
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  63. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  64. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  65. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  66. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  67. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent River Park
  68. Yellow-throated Vireo Vireo flavifrons
    # Count: 2
    Date:
    Observer: Sam Denenberg
    Location: Patuxent River Park
  69. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent River Park
  70. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  71. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  72. White-throated Sparrow Zonotrichia albicollis
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  73. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  74. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: sarah kulis
    Location: Patuxent River Park
  75. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: sarah kulis
    Location: Patuxent River Park
  76. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: sarah kulis
    Location: Patuxent River Park
  77. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: sarah kulis
    Location: Patuxent River Park
  78. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: sarah kulis
    Location: Patuxent River Park
  79. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  80. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  81. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  82. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  83. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  84. Northern Pintail Anas acuta
    # Count: 10
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  85. Common Merganser Mergus merganser
    # Count: 9
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  86. Wilson's Snipe Gallinago delicata
    # Count: 5
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  87. Lesser Yellowlegs Tringa flavipes
    # Count: 5
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  88. Greater Yellowlegs Tringa melanoleuca
    # Count: 5
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  89. Ring-billed Gull Larus delawarensis
    # Count: 5
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  90. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  91. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  92. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  93. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  94. Golden-crowned Kinglet Regulus satrapa
    # Count: 2
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  95. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  96. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  97. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  98. Pine Warbler Setophaga pinus
    # Count: 3
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  99. Yellow-rumped Warbler Setophaga coronata
    # Count: 2
    Date:
    Observer: Todd Hitchcock
    Location: Patuxent River Park
  100. Mallard Anas platyrhynchos
    # Count: 2
    Date:
    Observer: Rick Borchelt
    Location: Patuxent River Park
  101. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  102. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Rick Borchelt
    Location: Patuxent River Park
  103. Fox Sparrow Passerella iliaca
    # Count: 3
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  104. Cackling Goose Branta hutchinsii
    # Count: 7
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  105. Gadwall Mareca strepera
    # Count: 7
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  106. American Black Duck Anas rubripes
    # Count: 129
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  107. Green-winged Teal Anas crecca
    # Count: 17
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  108. Ring-necked Duck Aythya collaris
    # Count: 12
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  109. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  110. Virginia Rail Rallus limicola
    # Count: 3
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  111. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  112. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  113. Ruby-crowned Kinglet Corthylio calendula
    # Count: 5
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  114. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  115. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  116. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  117. Rusty Blackbird Euphagus carolinus
    # Count: 8
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  118. Tennessee Warbler Leiothlypis peregrina
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  119. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Daniel McCarthy
    Location: Patuxent River Park
  120. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Louis and Christine Warren
    Location: Patuxent River Park
  121. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Louis and Christine Warren
    Location: Patuxent River Park
  122. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Louis and Christine Warren
    Location: Patuxent River Park
  123. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Karen & Mike Anderson & Carpenter
    Location: Patuxent River Park
  124. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  125. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  126. Prairie Warbler Setophaga discolor
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  127. Cape May Warbler Setophaga tigrina
    # Count: 2
    Date:
    Observer: Mike Cunningham
    Location: Patuxent River Park
  128. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Meredith Lewis
    Location: Patuxent River Park
  129. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  130. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  131. Red-breasted Nuthatch Sitta canadensis
    # Count: X
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  132. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  133. Tundra Swan Cygnus columbianus
    # Count: 7
    Date:
    Observer: hartmut doebel
    Location: Patuxent River Park
  134. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  135. Great Egret Ardea alba
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  136. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Roger Fast
    Location: Patuxent River Park
  137. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Patuxent River Park
  138. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Patuxent River Park
  139. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  140. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  141. Northern Waterthrush Parkesia noveboracensis
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  142. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  143. Blackburnian Warbler Setophaga fusca
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park
  144. Solitary Sandpiper Tringa solitaria
    # Count: 2
    Date:
    Observer: Mike Cunningham
    Location: Patuxent River Park
  145. Caspian Tern Hydroprogne caspia
    # Count: 3
    Date:
    Observer: Mei Hsiao
    Location: Patuxent River Park
  146. Blue-winged Teal Spatula discors
    # Count: X
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  147. Dunlin Calidris alpina
    # Count: 3
    Date:
    Observer: John Rice-Cameron
    Location: Patuxent River Park
  148. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: Insa Kummer
    Location: Patuxent River Park
  149. Sora Porzana carolina
    # Count: 10
    Date:
    Observer: Clara Cebral-Marani
    Location: Patuxent River Park
  150. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Mike Cunningham
    Location: Patuxent River Park
  151. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Louis and Christine Warren
    Location: Patuxent River Park
  152. Northern Shoveler Spatula clypeata
    # Count: 2
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park
  153. Ruddy Duck Oxyura jamaicensis
    # Count: 6
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park
  154. Great Black-backed Gull Larus marinus
    # Count: 2
    Date:
    Observer: Eaton Ekarintaragun
    Location: Patuxent River Park
  155. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Pat Tate
    Location: Patuxent River Park
  156. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  157. Marsh Wren Cistothorus palustris
    # Count: 5
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  158. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  159. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Patuxent River Park
  160. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Scott Sarratt
    Location: Patuxent River Park
  161. Rock Pigeon Columba livia
    # Count: 6
    Date:
    Observer: Cheryl Hogue
    Location: Patuxent River Park
  162. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Cheryl Hogue
    Location: Patuxent River Park
  163. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park
  164. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Kathy Calvert
    Location: Patuxent River Park
  165. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Kathy Calvert
    Location: Patuxent River Park
  166. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Kathy Calvert
    Location: Patuxent River Park
  167. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  168. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Rachel Adler
    Location: Patuxent River Park
  169. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Rachel Adler
    Location: Patuxent River Park
  170. Purple Finch Haemorhous purpureus
    # Count: 10
    Date:
    Observer: Rachel Adler
    Location: Patuxent River Park
  171. Least Sandpiper Calidris minutilla
    # Count: 5
    Date:
    Observer: Barbara Johnson
    Location: Patuxent River Park
  172. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Shannon Randall
    Location: Patuxent River Park
  173. Least Tern Sternula antillarum
    # Count: 2
    Date:
    Observer: Joe Hanfman
    Location: Patuxent River Park
  174. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: P.G. County Maryland
    Location: Patuxent River Park
  175. Cliff Swallow Petrochelidon pyrrhonota
    # Count: X
    Date:
    Observer: Alistair Poore
    Location: Patuxent River Park
  176. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Mike Cunningham
    Location: Patuxent River Park
  177. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Sarah Romero
    Location: Patuxent River Park
  178. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  179. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  180. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Sherry Micer
    Location: Patuxent River Park
  181. Least Flycatcher Empidonax minimus
    # Count: X
    Date:
    Observer: Scott Sarratt
    Location: Patuxent River Park
  182. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Louis and Christine Warren
    Location: Patuxent River Park
  183. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Sue and Alan Young
    Location: Patuxent River Park
  184. Grasshopper Sparrow Ammodramus savannarum
    # Count: 2
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  185. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Jack & Jean Filigenzi
    Location: Patuxent River Park
  186. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Patuxent River Park
  187. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Patuxent River Park
  188. Lincoln's Sparrow Melospiza lincolnii
    # Count: 2
    Date:
    Observer: Karen Caruso
    Location: Patuxent River Park
  189. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Sue and Alan Young
    Location: Patuxent River Park
  190. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Kyra Harvey
    Location: Patuxent River Park
  191. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  192. Royal Tern Thalasseus maximus
    # Count: 2
    Date:
    Observer: Jake Glassman
    Location: Patuxent River Park
  193. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent River Park
  194. Hooded Merganser Lophodytes cucullatus
    # Count: 4
    Date:
    Observer: Chris Tonra
    Location: Patuxent River Park
  195. American Coot Fulica americana
    # Count: 4
    Date:
    Observer: Chris Tonra
    Location: Patuxent River Park
  196. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  197. Black Tern Chlidonias niger
    # Count: X
    Date:
    Observer: Chuck Stirrat
    Location: Patuxent River Park
  198. Northern Bobwhite Colinus virginianus
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Patuxent River Park
  199. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Patuxent River Park
  200. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Michael Bowen
    Location: Patuxent River Park
  201. Lesser Scaup Aythya affinis
    # Count: X
    Date:
    Observer: Doug English
    Location: Patuxent River Park
  202. Common Tern Sterna hirundo
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  203. Yellow Rail Coturnicops noveboracensis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent River Park
  204. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: Marcia Watson
    Location: Patuxent River Park
  205. Semipalmated Plover Charadrius semipalmatus
    # Count: X
    Date:
    Observer: Chuck Stirrat
    Location: Patuxent River Park
  206. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Patuxent River Park
  207. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Patuxent River Park
  208. Western Cattle Egret Bubulcus ibis
    # Count: 3
    Date:
    Observer: Peter Osenton
    Location: Patuxent River Park
  209. Broad-winged Hawk Buteo platypterus
    # Count: X
    Date:
    Observer: Elliot Kirschbaum
    Location: Patuxent River Park
  210. American Woodcock Scolopax minor
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Patuxent River Park
  211. Pectoral Sandpiper Calidris melanotos
    # Count: 3
    Date:
    Observer: Peter Osenton
    Location: Patuxent River Park
  212. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent River Park
  213. Fulvous Whistling-Duck Dendrocygna bicolor
    # Count: 6
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent River Park

Additional Taxa (23)

  1. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 2
    Date:
    Observer: Heather Kangas
    Location: Patuxent River Park
  2. Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceus
    # Count: 1
    Date:
    Observer: Karen & Mike Anderson & Carpenter
    Location: Patuxent River Park
  3. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 3
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  4. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park
  5. new world warbler sp. Parulidae sp.
    # Count: 2
    Date:
    Observer: hartmut doebel
    Location: Patuxent River Park
  6. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Kevin Bennett
    Location: Patuxent River Park
  7. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  8. passerine sp. Passeriformes sp.
    # Count: 2
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  9. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Leah Franzluebbers
    Location: Patuxent River Park
  10. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Eaton Ekarintaragun
    Location: Patuxent River Park
  11. gull sp. Larinae sp.
    # Count: 36
    Date:
    Observer: Pat Tate
    Location: Patuxent River Park
  12. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Geneviève de Messières
    Location: Patuxent River Park
  13. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Geneviève de Messières
    Location: Patuxent River Park
  14. crow sp. Corvus sp. (crow sp.)
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent River Park
  15. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  16. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Rachel Barham
    Location: Patuxent River Park
  17. swallow sp. Hirundinidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park
  18. peep sp. Calidris sp. (peep sp.)
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park
  19. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Chris McReynolds
    Location: Patuxent River Park
  20. blackbird sp. Icteridae sp.
    # Count: 12
    Date:
    Observer: David Moring
    Location: Patuxent River Park
  21. Accipiter sp. Accipiter sp.
    # Count: 2
    Date:
    Observer: Hans Holbrook
    Location: Patuxent River Park
  22. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent River Park
  23. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park