Menu

Change Region

Change Region

Prince George's

Map

Explore...

Bird List

Updated ~2 days ago
338 All Years 214 This Year 2024 176 This Month May 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (338)

  1. Eastern Wood-Pewee Contopus virens
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  2. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  3. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  4. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  5. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  6. Grasshopper Sparrow Ammodramus savannarum
    # Count: 3
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  7. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  8. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  9. Northern Cardinal Cardinalis cardinalis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  10. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  11. Canada Goose Branta canadensis
    # Count: 4
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  12. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  13. Mourning Dove Zenaida macroura
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  14. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  15. Bald Eagle Haliaeetus leucocephalus
    # Count: 3
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  16. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  17. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  18. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  19. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  20. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  21. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  22. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  23. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  24. European Starling Sturnus vulgaris
    # Count: 3
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  25. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  26. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  27. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  28. Red-winged Blackbird Agelaius phoeniceus
    # Count: 4
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  29. Common Grackle Quiscalus quiscula
    # Count: 10
    Date:
    Observer: Andrew Durso
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  30. Mallard Anas platyrhynchos
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  31. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  32. Tufted Titmouse Baeolophus bicolor
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  33. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  34. Brown-headed Cowbird Molothrus ater
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  35. Blue Grosbeak Passerina caerulea
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC -- P-27 fencerow
  36. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: Greenbelt Forest Preserve -- North Woods
  37. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: David Lapidus
    Location: Lake Artemesia
  38. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  39. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  40. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  41. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  42. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  43. Killdeer Charadrius vociferus
    # Count: 4
    Date:
    Observer: Ken Clark
    Location: Croom Road at Black Swamp Creek
  44. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Croom Road at Black Swamp Creek
  45. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Croom Road at Black Swamp Creek
  46. Black Vulture Coragyps atratus
    # Count: 2
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  47. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  48. Purple Martin Progne subis
    # Count: 26
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  49. Brown Thrasher Toxostoma rufum
    # Count: 3
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  50. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  51. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Croom Road near Powerlines
  52. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Aquasco Farm Road
  53. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Aquasco Farm Road
  54. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  55. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  56. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  57. Fish Crow Corvus ossifragus
    # Count: 2
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  58. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  59. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Timothy Stackhouse
    Location: Bladensburg Waterfront Park
  60. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  61. White-eyed Vireo Vireo griseus
    # Count: 2
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  62. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  63. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  64. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  65. Prairie Warbler Setophaga discolor
    # Count: 3
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  66. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing
  67. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Dale Morrow
    Location: Schoolhouse Pond
  68. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Dale Morrow
    Location: Schoolhouse Pond
  69. Pileated Woodpecker Dryocopus pileatus
    # Count: 2
    Date:
    Observer: Dale Morrow
    Location: Schoolhouse Pond
  70. Hairy Woodpecker Dryobates villosus
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  71. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  72. Carolina Chickadee Poecile carolinensis
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  73. Pine Warbler Setophaga pinus
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  74. Scarlet Tanager Piranga olivacea
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  75. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Milltown Landing Road
  76. Northern Parula Setophaga americana
    # Count: 2
    Date:
    Observer: Ken Clark
    Location: Milltown Landing Road
  77. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: David Payne
    Location: Queen Anne Bridge Fishing Area
  78. Wild Turkey Meleagris gallopavo
    # Count: 3
    Date:
    Observer: Ryan Montgomery
    Location: YWAM DC (Private Property)
  79. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Supratik C
    Location: BARC--airport (sanctioned groups only)
  80. House Wren Troglodytes aedon
    # Count: 2
    Date:
    Observer: Ellen Lathrop
    Location: River Front Park
  81. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Magruders Ferry Road
  82. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  83. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Lee Shaw
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  84. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Mark Wimer
    Location: Paint Branch Golf Complex, College Park US-MD 39.00404, -76.93570
  85. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  86. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  87. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Tessa Giannini
    Location: Farm Road (Private Property)
  88. Barred Owl Strix varia
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  89. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  90. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Ian Stewart
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  91. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 5
    Date:
    Observer: James Cooper
    Location: Anacostia River Trail (PG Co.)
  92. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 2
    Date:
    Observer: Aaron Maizlish
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  93. Rock Pigeon Columba livia
    # Count: 2
    Date:
    Observer: Kent Fothergill
    Location: Anacostia Riverwalk Trail, Hyattsville, Maryland, US (38.929, -76.94)
  94. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia Riverwalk Trail, Hyattsville, Maryland, US (38.929, -76.94)
  95. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Robert DeKeyser
    Location: University Hills Duck Pond Park, Hyattsville US-MD 38.98330, -76.96131
  96. Willow Flycatcher Empidonax traillii
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Anacostia River Trail (PG Co.)
  97. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Anacostia River Trail (PG Co.)
  98. Blackpoll Warbler Setophaga striata
    # Count: 3
    Date:
    Observer: Kyle Rambo
    Location: National Colonial Farm
  99. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Kyle Rambo
    Location: National Colonial Farm
  100. Solitary Sandpiper Tringa solitaria
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  101. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  102. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: David Payne
    Location: Marietta House Museum
  103. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: Heurich Park
  104. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 2
    Date:
    Observer: David Payne
    Location: Watkins Regional Park - Wetlands Trail
  105. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  106. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Robert DeKeyser
    Location: University Hills Duck Pond Park, Hyattsville US-MD 38.98356, -76.96018
  107. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Rod Burley
    Location: Yard
  108. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: sue muller
    Location: Walked henson creek trail south of the ice rink, 1771 Tucker Road, Fort Washington, Maryland, US (38.783, -76.979)
  109. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  110. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  111. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Mockley Point
  112. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Mockley Point
  113. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Boardwalk
  114. Swamp Sparrow Melospiza georgiana
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  115. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  116. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Scott Garrison
    Location: Patuxent River Park--Jackson Landing
  117. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheverly Nature Park
  118. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  119. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: BARC--airport (sanctioned groups only)
  120. Savannah Sparrow Passerculus sandwichensis
    # Count: 2
    Date:
    Observer: Andrew Durso
    Location: BARC--airport (sanctioned groups only)
  121. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Ryan Montgomery
    Location: Henson Creek Trail - Tor Bryan Park
  122. Yellow-throated Warbler Setophaga dominica
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Merkle NRMA
  123. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands Park
  124. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  125. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: MEGAN E BATES
    Location: Cash Lake Trail, Laurel, Maryland, US (39.031, -76.791)
  126. Least Sandpiper Calidris minutilla
    # Count: 3
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  127. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Kent Fothergill
    Location: Anacostia River Trail (PG Co.)
  128. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  129. Bank Swallow Riparia riparia
    # Count: 4
    Date:
    Observer: Matthew Daw
    Location: Riverside Park (MD waters)
  130. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  131. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands Park
  132. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Samuel Talley
    Location: West Hyattsville Metro Ponds
  133. Semipalmated Plover Charadrius semipalmatus
    # Count: 3
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Rd Field
  134. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Jackson Landing
  135. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Mark McCaig
    Location: Fairhaven School (Restricted Access)
  136. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Bladensburg Waterfront Park
  137. Bobolink Dolichonyx oryzivorus
    # Count: 2
    Date:
    Observer: Allen Burke
    Location: BARC--South Farm (sanctioned groups only)
  138. Least Bittern Ixobrychus exilis
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River, Brandywine US-MD 38.68000, -76.69593
  139. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Jack Saba
    Location: Lake Artemesia
  140. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: David C. Driskell (formerly Magruder) Park
  141. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  142. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Patuxent Greens Ponds
  143. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Patuxent Greens Ponds
  144. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Ethan Jost
    Location: University Park Town Park
  145. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  146. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  147. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  148. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  149. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Mark Wimer
    Location: 4507 Beechwood Rd, College Park US-MD 38.97367, -76.93665
  150. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  151. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  152. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Sam Denenberg
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  153. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Wren Falcon
    Location: Lake Artemesia
  154. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Julia Gross
    Location: Backyard, College Park US-MD 38.97471, -76.93442
  155. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  156. Lesser Yellowlegs Tringa flavipes
    # Count: 3
    Date:
    Observer: David Mozurkewich
    Location: Bladensburg Waterfront Park
  157. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: BARC--airport (sanctioned groups only)
  158. Forster's Tern Sterna forsteri
    # Count: 2
    Date:
    Observer: Tom Eck
    Location: Patuxent River Park--Jackson Landing
  159. Trumpeter Swan Cygnus buccinator
    # Count: 4
    Date:
    Observer: David Payne
    Location: Patuxent River Park--Jackson Landing
  160. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Jacob Peters
    Location: Patuxent River Park
  161. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Frances Toler
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  162. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent River Park--Selby's Landing (Lower Marlboro NW)
  163. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  164. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  165. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent River Park--Mt. Calvert
  166. American Pipit Anthus rubescens
    # Count: 6
    Date:
    Observer: Allen Burke
    Location: BARC--North Farm (sanctioned groups only)
  167. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: David C. Driskell (formerly Magruder) Park
  168. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  169. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  170. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  171. Common Loon Gavia immer
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  172. Eastern Screech-Owl Megascops asio
    # Count: 3
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  173. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: BARC--Farming Systems Project (sanctioned groups only)
  174. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  175. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  176. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  177. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  178. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  179. Rusty Blackbird Euphagus carolinus
    # Count: 2
    Date:
    Observer: Eric Lewis
    Location: David C. Driskell (formerly Magruder) Park
  180. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park--Jackson Landing
  181. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park--Jackson Landing
  182. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Matt Felperin
    Location: Patuxent River Park--Jackson Landing
  183. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Gabi Zabel
    Location: Piscataway Park--Boardwalk
  184. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Lisa Garrett
    Location: Patuxent River Park--Jackson Landing
  185. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  186. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Merkle NRMA--Frank Oslislo Visitors Center
  187. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Jacob Peters
    Location: Merkle NRMA--Frank Oslislo Visitors Center
  188. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Abigail Stone
    Location: National Harbor
  189. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Nicole Virella
    Location: Lake Artemesia
  190. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  191. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Aragona Blvd. Retention Pond
  192. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Jim P
    Location: Merkle NRMA
  193. American Black Duck Anas rubripes
    # Count: 4
    Date:
    Observer: Sam Denenberg
    Location: Patuxent River Park--Jackson Landing
  194. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Governor Bridge Natural Area
  195. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Lawrence Rhoads
    Location: Paint Branch Trail (PG County)
  196. Golden-crowned Kinglet Regulus satrapa
    # Count: 2
    Date:
    Observer: Scott Garrison
    Location: National Colonial Farm
  197. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Ann Hobbs
    Location: Merkle NRMA--Critical Area Driving Tour
  198. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Dominick Fenech
    Location: Greenbelt Park
  199. Great Black-backed Gull Larus marinus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Tantallon Marina
  200. Northern Shoveler Spatula clypeata
    # Count: 8
    Date:
    Observer: Allen Burke
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  201. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Vincent Bryant
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  202. Short-eared Owl Asio flammeus
    # Count: 4
    Date:
    Observer: Jay Sheppard
    Location: Konterra Drive fields and ponds (private property, restricted access)
  203. Greater Scaup Aythya marila
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  204. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Mt. Calvert
  205. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Darcy Hanes
    Location: Backyard
  206. Tundra Swan Cygnus columbianus
    # Count: 19
    Date:
    Observer: Jeff Shenot
    Location: Private residence
  207. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Linda Vitchock
    Location: Konterra Drive fields and ponds (private property, restricted access)
  208. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Jay Sheppard
    Location: Konterra Drive fields and ponds (private property, restricted access)
  209. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  210. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: David Gersten
    Location: Laurel Riverfront Park
  211. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Lisa Garrett
    Location: Depot Pond - West
  212. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Upper Marlboro--3850 Old Crain Hwy
  213. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: 2H Research Road
  214. White-winged Scoter Melanitta deglandi
    # Count: 3
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Park--Boardwalk
  215. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  216. Dunlin Calidris alpina
    # Count: 4
    Date:
    Observer: Michel Cavigelli
    Location: Harmony Hall
  217. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Cavan Allen
    Location: Heurich Park
  218. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: UM Prince George’s Hospital Center, Hyattsville US-MD 38.92969, -76.92098
  219. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Cavan Allen
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  220. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Private residence
  221. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  222. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  223. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm education boardwalk
  224. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Piscataway Park--Boardwalk
  225. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: BARC -- Greenbelt-Beaverdam Creek (sanctioned groups only)
  226. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: BARC--Sheep Road fields
  227. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  228. Roseate Spoonbill Platalea ajaja
    # Count: 1
    Date:
    Observer: Don Theodorson
    Location: Anacostia River Trail (PG Co.)
  229. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Oxon Hill Farm
  230. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Ken Clark
    Location: Laurel Lake/Granville Gude Park
  231. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Allen Burke
    Location: BARC--airport (sanctioned groups only)
  232. Least Tern Sternula antillarum
    # Count: 2
    Date:
    Observer: Rob Hilton
    Location: Bladensburg Waterfront Park
  233. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Meredith Lewis
    Location: Patuxent River Park--Mt. Calvert
  234. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Marissa Calvert
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  235. Wilson's Phalarope Phalaropus tricolor
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--airport (sanctioned groups only)
  236. Anhinga Anhinga anhinga
    # Count: 1
    Date:
    Observer: C. Johnson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  237. Evening Grosbeak Coccothraustes vespertinus
    # Count: 1
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  238. Surf Scoter Melanitta perspicillata
    # Count: 1
    Date:
    Observer: Karan Odom
    Location: Lake Artemesia
  239. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Kevin Graff
    Location: Maryland-National Capital Park--Billingsley Point
  240. Black Scoter Melanitta americana
    # Count: 27
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Park--Boardwalk
  241. Western Cattle Egret Bubulcus ibis
    # Count: 5
    Date:
    Observer: Kevin Bennett
    Location: Bladensburg Waterfront Park
  242. Western Sandpiper Calidris mauri
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Aragona Blvd. Retention Pond
  243. Mississippi Kite Ictinia mississippiensis
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Asbury Dr
  244. Henslow's Sparrow Centronyx henslowii
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: BARC--airport (sanctioned groups only)
  245. Fork-tailed Flycatcher Tyrannus savana
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Beaverdam Rd (limited access)
  246. American White Pelican Pelecanus erythrorhynchos
    # Count: 2
    Date:
    Observer: Tom Eck
    Location: Patuxent River Park--Jackson Landing
  247. King Rail Rallus elegans
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: WB&A Trail--Horsepen Branch (PG Co.)
  248. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Piscataway Rd. fields
  249. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: Steve Little
    Location: Merkle NRMA
  250. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Park--Boardwalk
  251. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Andy Cohen
    Location: National Colonial Farm
  252. Snow Bunting Plectrophenax nivalis
    # Count: 2
    Date:
    Observer: Marcy Stutzman
    Location: Konterra Drive fields and ponds (private property, restricted access)
  253. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 1
    Date:
    Observer: Evan Buck
    Location: Patuxent Research Refuge — Central Tract (Restricted Access)
  254. American Golden-Plover Pluvialis dominica
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--North Farm (sanctioned groups only)
  255. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Andrew Rapp
    Location: Patuxent Wildlife Research Center (Prince George's)
  256. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Woodrow Wilson Memorial Bridge (PG Co.)
  257. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Dan Rauch
    Location: Oxon Hill Farm
  258. Royal Tern Thalasseus maximus
    # Count: 1
    Date:
    Observer: Alina Martin
    Location: UPPR MARLBORO, Maryland, US (38.742, -76.691)
  259. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Mary Anne Fluke
    Location: Konterra Drive fields and ponds (private property, restricted access)
  260. Lapland Longspur Calcarius lapponicus
    # Count: 3
    Date:
    Observer: Marisa Rositol
    Location: Beltsville Agricultural Research Center
  261. Common Redpoll Acanthis flammea
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: South tract restored grasslands CBC
  262. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: Doug Pfeiffer
    Location: Piscataway Park--Boardwalk
  263. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Julie Mallon
    Location: Wellesley Yard, College Park, Maryland, US
  264. White-winged Crossbill Loxia leucoptera
    # Count: 5
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  265. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  266. Painted Bunting Passerina ciris
    # Count: 1
    Date:
    Observer: Melissa Roach
    Location: Patuxent Wildlife Research Center
  267. American Avocet Recurvirostra americana
    # Count: 1
    Date:
    Observer: Austin Schuver
    Location: Piscataway Creek
  268. Great Cormorant Phalacrocorax carbo
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Aquasco Farm
  269. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  270. Purple Gallinule Porphyrio martinica
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  271. Swallow-tailed Kite Elanoides forficatus
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Konterra Drive fields and ponds (private property, restricted access)
  272. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Piscataway Park--Boardwalk
  273. Red Crossbill Loxia curvirostra
    # Count: 3
    Date:
    Observer: Marcia Watson
    Location: Merkle NRMA
  274. Ross's Goose Anser rossii
    # Count: 1
    Date:
    Observer: Matt Cohen
    Location: Lake Artemesia
  275. Common Tern Sterna hirundo
    # Count: 27
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  276. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC Field south Of Sunnyside Ave and west Of Edmondston (39.022, -76.898)
  277. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: Darcy Hanes
    Location: Greenbelt Lake
  278. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Art Drauglis
    Location: Anacostia River Trail (PG Co.)
  279. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: 3900 New Haven Dr, Bowie US-MD (38.9440,-76.7416)
  280. Snowy Owl Bubo scandiacus
    # Count: 1
    Date:
    Observer: P.G. County Maryland
    Location: Brown Station Rd. Landfill (restricted access)
  281. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Jackson Landing
  282. Red-necked Phalarope Phalaropus lobatus
    # Count: 2
    Date:
    Observer: Warren Strobel
    Location: Potomac River, north of Wilson Bridge
  283. Black-capped Chickadee Poecile atricapillus
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Balsamwood Ct
  284. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Beltsville Agricultural Research Center
  285. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Beltsville Agricultural Research Center
  286. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Miller Farm (private property)
  287. Brown-headed Nuthatch Sitta pusilla
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent Research Refuge--Central Tract (private)
  288. Black Skimmer Rynchops niger
    # Count: 1
    Date:
    Observer: Sam Shenot
    Location: Private residence
  289. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: kye jenkins
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  290. Chuck-will's-widow Antrostomus carolinensis
    # Count: 1
    Date:
    Observer: Dan Rauch
    Location: Rauch Farm - Private
  291. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Jo Lutmerding
    Location: Patuxent River Park--Selby's Landing
  292. Little Gull Hydrocoloeus minutus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  293. Black-legged Kittiwake Rissa tridactyla
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Jackson Landing
  294. Brant Branta bernicla
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Piscataway Creek--Farmington Landing (Wharf Rd.)
  295. Hudsonian Godwit Limosa haemastica
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Potomac River below Jones Point
  296. Northern Bobwhite Colinus virginianus
    # Count: 2
    Date:
    Observer: Marcia Watson
    Location: Freeway Airport fields
  297. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: National Colonial Farm
  298. Cave Swallow Petrochelidon fulva
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Governor Bridge Natural Area
  299. Red Phalarope Phalaropus fulicarius
    # Count: 8
    Date:
    Observer: Sherman Suter
    Location: Potomac River off Ft Washington
  300. Pomarine Jaeger Stercorarius pomarinus
    # Count: 1
    Date:
    Observer: Sherman Suter
    Location: Potomac River off Ft Washington
  301. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Milltown Landing
  302. Red Knot Calidris canutus
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: PG waters viewed from Belle Haven
  303. Ruddy Turnstone Arenaria interpres
    # Count: 2
    Date:
    Observer: Mikey Lutmerding
    Location: PG waters viewed from Belle Haven
  304. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Beltsville Agricultural Research Center
  305. Wood Stork Mycteria americana
    # Count: 1
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Berwyn Heights
  306. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Rick Borchelt
    Location: 4602 Drexel Road College Park
  307. Arctic Tern Sterna paradisaea
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park--Selby's Landing
  308. Bicknell's Thrush Catharus bicknelli
    # Count: 1
    Date:
    Observer: John Hubbell
    Location: Merkle NRMA
  309. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Ed Carlson
    Location: Jug Bay McCann Obs Deck PG side
  310. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Piscataway Park--Boardwalk
  311. Black-bellied Whistling-Duck Dendrocygna autumnalis
    # Count: 8
    Date:
    Observer: Jeff Shenot
    Location: Private residence
  312. Sooty Tern Onychoprion fuscatus
    # Count: 2
    Date:
    Observer: Sherman Suter
    Location: Potomac River off Ft Washington
  313. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Patuxent-Central Tract
  314. Inca Dove Columbina inca
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Cannfield Dr, Laurel MD
  315. Wilson's Storm-Petrel Oceanites oceanicus
    # Count: 1
    Date:
    Observer: Jay Keller
    Location: MD - Potomac Opp Dyke Marsh
  316. Calliope Hummingbird Selasphorus calliope
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: stakeout Calliope Hummingbird, South Laurel (2004)
  317. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Waldorf--Mattawoman Ln
  318. Ruff Calidris pugnax
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Mt. Calvert
  319. Seaside Sparrow Ammospiza maritima
    # Count: 1
    Date:
    Observer: Jake Walker
    Location: Colmar Manor Park
  320. American Goshawk Accipiter atricapillus
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  321. LeConte's Sparrow Ammospiza leconteii
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: BARC--stakeout LCSP 2001
  322. Tufted Duck Aythya fuligula
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Fort Washington National Park
  323. Yellow Rail Coturnicops noveboracensis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent River Park
  324. Roseate Tern Sterna dougallii
    # Count: 2
    Date:
    Observer: MD Historical Data
    Location: Wilson Bridge (Prince George's Co.)
  325. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: Eric Spillman
    Location: Gwynn Park HS
  326. Fulvous Whistling-Duck Dendrocygna bicolor
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Nottingham
  327. Red-cockaded Woodpecker Dryobates borealis
    # Count: 2
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  328. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Accokeek--Farmington Creek Rd
  329. Lark Bunting Calamospiza melanocorys
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Oxon Hill Farm
  330. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  331. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Fort Washington National Park
  332. Bachman's Sparrow Peucaea aestivalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  333. Leach's Storm-Petrel Hydrobates leucorhous
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Fort Washington
  334. Common Ground Dove Columbina passerina
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Broad Creek
  335. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Accokeek
  336. Barn Owl Tyto alba
    # Count: 3
  337. Long-eared Owl Asio otus
    # Count: 1
  338. Black Rail Laterallus jamaicensis
    # Count: X

Exotic: Escapee (16)

  1. Muscovy Duck Cairina moschata
    # Count: 7
    Date:
    Observer: Robert DeKeyser
    Location: University Hills Duck Pond Park, Hyattsville US-MD 38.98356, -76.96018
  2. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Nate Graham
    Location: West Hyattsville Metro Ponds
  3. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Derek Hudgins (Addendum)
    Location: I-495W at College Park IKEA
  4. Red Junglefowl Gallus gallus
    # Count: 1
    Date:
    Observer: Phil Kenny
    Location: National Colonial Farm
  5. Helmeted Guineafowl Numida meleagris
    # Count: 1
    Date:
    Observer: T Clark
    Location: Piscataway Park--Boardwalk
  6. Monk Parakeet Myiopsitta monachus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Molly Berry Rd (private)
  7. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Andrea Grover
    Location: Roadside 201
  8. Graylag Goose Anser anser
    # Count: 1
    Date:
    Observer: Ellen Billiter
    Location: Laurel Lake/Granville Gude Park
  9. Swan Goose Anser cygnoides
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: North Piscataway Park
  10. Indian Peafowl Pavo cristatus
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Cannfield Dr, Laurel MD
  11. Bar-headed Goose Anser indicus
    # Count: 1
    Date:
    Observer: Ryan Farrell
    Location: Lake Artemesia
  12. Whooper Swan Cygnus cygnus
    # Count: 1
    Date:
    Observer: Carl & Pen Daubach
    Location: Schoolhouse Pond
  13. Silver Gull Chroicocephalus novaehollandiae
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Upper Marlboro
  14. Emu Dromaius novaehollandiae
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Aquasco Farm
  15. Black Swan Cygnus atratus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Lake Artemesia
  16. Mandarin Duck Aix galericulata
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond

Hybrids (11)

  1. Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Kendalynn Morris
    Location: 2H Research Road
  2. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Christopher Perry
    Location: Private Residence - Bowie US-MD (38.9074,-76.7549)
  3. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    # Count: 4
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Croom Airport
  4. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    # Count: 1
    Date:
    Observer: Eric Liebgold
    Location: Schoolhouse Pond
  5. Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanoptera
    # Count: 1
    Date:
    Observer: Christina Yuan
    Location: Patuxent Research Refuge; South Tract
  6. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: Ginger Deason
    Location: Lake Artemesia
  7. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Selby's Landing
  8. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Jackson Landing
  9. Black-headed x Ring-billed Gull (hybrid) Chroicocephalus ridibundus x Larus delawarensis
    # Count: 1
    Date:
    Observer: Kevin Graff
    Location: Trueman Point, Eagle Harbor (private)
  10. Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)
    # Count: 1
    Date:
    Observer: Jay McGann
    Location: Merkle NRMA
  11. Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscus
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Schoolhouse Pond

Additional Taxa (90)

  1. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Aaron Maizlish
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  2. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Bladensburg Waterfront Park
  3. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Bates Pond to Commons to Horsepen, Bowie, Maryland, US (39.005, -76.795)
  4. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Cash Lake Trail, Maryland, US (39.03, -76.791)
  5. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 1
    Date:
    Observer: Lindley Darden
    Location: Riderwood Village (restricted access)
  6. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheverly Nature Park
  7. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands North
  8. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Lisa Frank
    Location: David C. Driskell (formerly Magruder) Park
  9. woodpecker sp. Picidae sp.
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands Park
  10. swallow sp. Hirundinidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Cheltenham Wetlands Park
  11. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Jackson Landing
  12. shorebird sp. Charadriiformes sp.
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  13. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  14. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: Cheverly Nature Park
  15. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: New Stop Branch, Bowie, Maryland, US (39.005, -76.799)
  16. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Elaine Hendricks
    Location: Beltsville Agricultural Research Center
  17. peep sp. Calidris sp. (peep sp.)
    # Count: 11
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  18. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Supratik C
    Location: BARC--airport (sanctioned groups only)
  19. Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Foote Park
  20. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: West Hyattsville Metro Ponds
  21. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--airport (sanctioned groups only)
  22. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  23. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Patti Nedoluha
    Location: Cash Lake Trail, Maryland, US (39.03, -76.789)
  24. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Log Lodge (sanctioned groups only)
  25. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 6
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  26. Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana
    # Count: X
    Date:
    Observer: Lawrence NFC Station
    Location: Paint Branch Trail (PG County)
  27. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  28. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Saddlebrook East Community Park
  29. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 1
    Date:
    Observer: Annie Martin
    Location: Patuxent River Park--Jackson Landing
  30. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  31. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Victoria Whitten
    Location: Whittlebaughs
  32. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  33. tern sp. Sterninae sp.
    # Count: 1
    Date:
    Observer: Tessa Giannini
    Location: Patuxent River Park--Jackson Landing
  34. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 2
    Date:
    Observer: Ted Michalek
    Location: Lake Artemesia
  35. Aythya sp. Aythya sp.
    # Count: 2
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  36. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 5
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  37. gull/tern sp. Laridae sp.
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  38. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Patuxent River Park--Selby's Landing
  39. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 2
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Research Rd.
  40. Larus sp. Larus sp.
    # Count: 10
    Date:
    Observer: Alex Pellegrini
    Location: S of Jackson’s Landing to Clyde Watson Boating Area
  41. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Mandrake Sumners
    Location: Governor Bridge Natural Area
  42. waterfowl sp. Anatidae sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  43. crow sp. Corvus sp. (crow sp.)
    # Count: X
    Date:
    Observer: David Bergstrom
    Location: National Harbor
  44. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: 3853–3895 Old Crain Hwy, Upper Marlboro US-MD (38.8342,-76.7272)
  45. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Stewart Mayhew
    Location: Paint Branch Trail (PG County)
  46. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 2
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  47. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 2
    Date:
    Observer: Pedro Sarmiento Jr.
    Location: 514 Kerby Pkwy, Fort Washington US-MD 38.77831, -76.99981
  48. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  49. finch sp. Fringillidae sp.
    # Count: 4
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  50. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 1
    Date:
    Observer: Jack Adams
    Location: Rosaryville State Park
  51. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Keith Jahoda
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  52. Spizella sp. Spizella sp.
    # Count: 3
    Date:
    Observer: Christina Yuan
    Location: Governor Bridge Natural Area
  53. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Stewart Mayhew
    Location: Lake Artemesia
  54. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington National Park
  55. Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceus
    # Count: 1
    Date:
    Observer: Karen & Mike Anderson & Carpenter
    Location: Patuxent River Park
  56. heron sp. Ardeidae sp.
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Private residence - Maureen Lane (Bowie)
  57. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Mt. Calvert
  58. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: hartmut doebel
    Location: Deitz Park
  59. new world vulture sp. Cathartidae sp.
    # Count: 2
    Date:
    Observer: Stewart Mayhew
    Location: National Colonial Farm
  60. bird sp. Aves sp.
    # Count: 10
    Date:
    Observer: Alina Martin
    Location: Patuxent River Park--Jackson Landing
  61. loon sp. Gavia sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Artemisia
  62. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Lake Artemesia
  63. scoter sp. Melanitta sp.
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Fort Washington Marina
  64. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Riverside Neighborhood Park area
  65. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 1
    Date:
    Observer: Beth Killoran
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  66. Cathartes sp. Cathartes sp.
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  67. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Daniel Schramm
    Location: 4325 Monroe Street, Brentwood, Maryland, US (38.937, -76.941)
  68. Long-eared/Short-eared Owl Asio otus/flammeus
    # Count: 1
    Date:
    Observer: Ross Geredien
    Location: Beltsville Agricultural Research Center
  69. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  70. new world oriole sp. Icterus sp.
    # Count: 4
    Date:
    Observer: Nathan Parmeter
    Location: Lake Artemesia
  71. crow/raven sp. Corvus sp.
    # Count: 4
    Date:
    Observer: Derek Richardson
    Location: Rocky Gorge Reservoir--T. Howard Duckett Dam (PG Co.)
  72. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Lake Artemesia
  73. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Menachem Goldstein
    Location: 4832 Lehigh Road, College Park, Maryland, US (38.978, -76.928)
  74. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Lake Artemesia
  75. Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera
    # Count: 1
    Date:
    Observer: Ross Geredien
    Location: Lake Artemesia
  76. teal sp. Anatidae sp. (teal sp.)
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Wilson Bridge (Prince George's Co.)
  77. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Wilson Bridge (Prince George's Co.)
  78. godwit sp. Limosa sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Merkle NRMA
  79. Sterna sp. Sterna sp.
    # Count: 1
    Date:
    Observer: Thomas Ostrowski
    Location: National Colonial Farm
  80. cuckoo sp. (Cuculidae sp.) Cuculidae sp.
    # Count: 1
    Date:
    Observer: Jennifer Marenghi
    Location: Governor Bridge Natural Area
  81. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Frank Marenghi
    Location: Governor Bridge Natural Area
  82. Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
    # Count: 14
    Date:
    Observer: Sherman Suter
    Location: Potomac River off Ft Washington
  83. Surf/Black Scoter Melanitta perspicillata/americana
    # Count: 40
    Date:
    Observer: Mikey Lutmerding
    Location: National Harbor
  84. Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinus
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: National Harbor
  85. merganser sp. Mergellus/Lophodytes/Mergus sp.
    # Count: 1
    Date:
    Observer: Leslie Starr
    Location: Milltown Landing
  86. phalarope sp. Phalaropus sp.
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Jackson Landing
  87. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Black Walnut Swamp Trail/Overlook
  88. large tern sp. Hydroprogne/Thalasseus sp.
    # Count: 4
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Mattaponi Creek Area (north of creek)
  89. cormorant sp. Phalacrocoracidae sp.
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Aquasco Farm
  90. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--Central Tract (private)