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Bird List

Updated ~22 hours ago
338 All Years 214 This Year 2024 117 This Month Jun 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (338)

  1. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: National Colonial Farm
  2. Anhinga Anhinga anhinga
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Depot Pond - East
  3. Fork-tailed Flycatcher Tyrannus savana
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Beaverdam Rd (limited access)
  4. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Piscataway Park
  5. Roseate Spoonbill Platalea ajaja
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Mt. Calvert
  6. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: 3900 New Haven Dr, Bowie US-MD (38.9440,-76.7416)
  7. Snowy Owl Bubo scandiacus
    # Count: 1
    Date:
    Observer: P.G. County Maryland
    Location: Brown Station Rd. Landfill (restricted access)
  8. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Beltsville Agricultural Research Center
  9. Black Skimmer Rynchops niger
    # Count: 1
    Date:
    Observer: Sam Shenot
    Location: Private residence
  10. Brown-headed Nuthatch Sitta pusilla
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Selby's Landing
  11. Black-legged Kittiwake Rissa tridactyla
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Jackson Landing
  12. Hudsonian Godwit Limosa haemastica
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Potomac River below Jones Point
  13. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Thomas Ostrowski
    Location: Oxon Hill Farm
  14. Red Knot Calidris canutus
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: PG waters viewed from Belle Haven
  15. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Mellwood Road Fields
  16. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Patuxent-Central Tract
  17. Red Phalarope Phalaropus fulicarius
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Jackson Landing
  18. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Jackson Landing
  19. Black-capped Chickadee Poecile atricapillus
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Governor Bridge Natural Area
  20. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Mattaponi Creek Area (north of creek)
  21. Little Gull Hydrocoloeus minutus
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  22. Arctic Tern Sterna paradisaea
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park--Selby's Landing
  23. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Piscataway Park
  24. Black-bellied Whistling-Duck Dendrocygna autumnalis
    # Count: 8
    Date:
    Observer: Stan Arnold
    Location: Patuxent River Park, Jug Bay (PG Co)
  25. Trumpeter Swan Cygnus buccinator
    # Count: X
    Date:
    Observer: Mike Runge
    Location: PWRC Central Tract
  26. Inca Dove Columbina inca
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Cannfield Dr, Laurel MD
  27. Sooty Tern Onychoprion fuscatus
    # Count: 1
    Date:
    Observer: Jay Keller
    Location: MD - Potomac Opp Dyke Marsh
  28. Wilson's Storm-Petrel Oceanites oceanicus
    # Count: 1
    Date:
    Observer: Jay Keller
    Location: MD - Potomac Opp Dyke Marsh
  29. Bicknell's Thrush Catharus bicknelli
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Laurel
  30. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  31. Cave Swallow Petrochelidon fulva
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Piscataway Park
  32. Calliope Hummingbird Selasphorus calliope
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: stakeout Calliope Hummingbird, South Laurel (2004)
  33. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Mildred Kriemelmeyer's house
  34. Black-necked Stilt Himantopus mexicanus
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Merkle NRMA
  35. Ruff Calidris pugnax
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Mt. Calvert
  36. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Aquasco Farm
  37. Black Scoter Melanitta americana
    # Count: 3
    Date:
    Observer: Jeff Shenot
    Location: Private residence
  38. Seaside Sparrow Ammospiza maritima
    # Count: 1
    Date:
    Observer: Jake Walker
    Location: Colmar Manor Park
  39. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Jackson Landing
  40. Lapland Longspur Calcarius lapponicus
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Patuxent River Park--Croom Airport
  41. American Avocet Recurvirostra americana
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Selby Bay
  42. LeConte's Sparrow Ammospiza leconteii
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: BARC--stakeout LCSP 2001
  43. Snow Bunting Plectrophenax nivalis
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Old BARC airport, Beltsville
  44. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  45. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: X
    Date:
    Observer: James Barnett
    Location: College Park - MD
  46. Tufted Duck Aythya fuligula
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Fort Washington National Park
  47. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Bryan Knedler
    Location: Colmar Manor Park
  48. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Brandywine
  49. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Wilson Bridge (Prince George's Co.)
  50. American Golden-Plover Pluvialis dominica
    # Count: 2
    Date:
    Observer: Jim Stasz
    Location: Beltsville Agricultural Research Center
  51. Red-necked Phalarope Phalaropus lobatus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Beltsville Agricultural Research Center
  52. Stilt Sandpiper Calidris himantopus
    # Count: 4
    Date:
    Observer: Jim Stasz
    Location: Beltsville Agricultural Research Center
  53. Sandhill Crane Antigone canadensis
    # Count: 3
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Mt. Calvert
  54. Ross's Goose Anser rossii
    # Count: X
    Date:
    Observer: Elliot Kirschbaum
    Location: Bartlet
  55. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Brown Station Rd. Landfill (restricted access)
  56. Greater Scaup Aythya marila
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Piscataway Creek--Farmington Landing (Wharf Rd.)
  57. Merlin Falco columbarius
    # Count: X
    Date:
    Observer: John F. Gatchet
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  58. Dunlin Calidris alpina
    # Count: X
    Date:
    Observer: Chuck Stirrat
    Location: Patuxent River Park
  59. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  60. Roseate Tern Sterna dougallii
    # Count: 2
    Date:
    Observer: MD Historical Data
    Location: Wilson Bridge (Prince George's Co.)
  61. Clay-colored Sparrow Spizella pallida
    # Count: X
    Date:
    Observer: Elliot Kirschbaum
    Location: Oxon Hill Farm
  62. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  63. Common Raven Corvus corax
    # Count: X
    Date:
    Observer: Eric Montgomery
    Location: US 8807 Church Field Ln
  64. Long-tailed Duck Clangula hyemalis
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Lake Artemesia
  65. Brant Branta bernicla
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Lake Artemesia
  66. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Suitland Bog
  67. Black-bellied Plover Pluvialis squatarola
    # Count: 10
    Date:
    Observer: Peter Osenton
    Location: Merkle NRMA
  68. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Merkle NRMA
  69. Short-billed Dowitcher Limnodromus griseus
    # Count: 3
    Date:
    Observer: Peter Osenton
    Location: Merkle NRMA
  70. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Cash Lake, Laurel
  71. Common Redpoll Acanthis flammea
    # Count: 1
    Date:
    Observer: Mary Gustafson
    Location: Snowden Oaks, Laurel MD
  72. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Fairwood Turf Farm
  73. Swallow-tailed Kite Elanoides forficatus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel--Van Dusen Rd
  74. Great Cormorant Phalacrocorax carbo
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Chalk Point
  75. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: Historical eBird Records
    Location: Wilson Bridge (Prince George's Co.)
  76. Western Sandpiper Calidris mauri
    # Count: 1
    Date:
    Observer: Dave Czaplak
    Location: MD-Prince George's Broad Creek
  77. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Patuxent River Park
  78. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: Charles Branch Marsh, Croom
  79. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Ron White
    Location: Piscataway Creek
  80. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: George Jett
    Location: Piscataway Creek--Farmington Landing (Wharf Rd.)
  81. Wild Turkey Meleagris gallopavo
    # Count: 4
    Date:
    Observer: Bob Ringler
    Location: National Colonial Farm
  82. Semipalmated Plover Charadrius semipalmatus
    # Count: 3
    Date:
    Observer: Bob Ringler
    Location: National Colonial Farm
  83. Sanderling Calidris alba
    # Count: 8
    Date:
    Observer: Bob Ringler
    Location: National Colonial Farm
  84. Common Tern Sterna hirundo
    # Count: 25
    Date:
    Observer: Bob Ringler
    Location: National Colonial Farm
  85. Tricolored Heron Egretta tricolor
    # Count: X
    Date:
    Observer: Byron Swift
    Location: Wilson Bridge (Prince George's Co.)
  86. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: National Colonial Farm
  87. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Brandywine
  88. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Scott Stoner
    Location: Patuxent River Park
  89. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: X
    Date:
    Observer: J.B. Churchill
    Location: Patuxent River Park--Jackson Landing
  90. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: J.B. Churchill
    Location: Patuxent River Park--Jackson Landing
  91. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Peter Osenton
    Location: River Road, PRR
  92. Royal Tern Thalasseus maximus
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: Chalk Point
  93. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Upper Marlboro
  94. American Goshawk Accipiter atricapillus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: near Brandywine
  95. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel
  96. Glossy Ibis Plegadis falcinellus
    # Count: 6
    Date:
    Observer: Bob Ringler
    Location: Merkle NRMA
  97. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Greenbelt Lake - Buddy Attick Lake Park
  98. Redhead Aythya americana
    # Count: X
    Date:
    Observer: Fred Hoffman
    Location: Piscataway Waste Treatment Center
  99. Northern Pintail Anas acuta
    # Count: 8
    Date:
    Observer: Bob Ringler
    Location: Piscataway Creek
  100. American Pipit Anthus rubescens
    # Count: 25
    Date:
    Observer: Bob Ringler
    Location: Mockley Point
  101. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Cedarville State Forest (Prince George's Co.)
  102. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--Central Tract
  103. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--Central Tract
  104. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: James Speicher
    Location: Laurel Family Home
  105. Horned Grebe Podiceps auritus
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  106. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Beltsville Agricultural Research Center
  107. Wilson's Phalarope Phalaropus tricolor
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Beltsville Agricultural Research Center
  108. Mute Swan Cygnus olor
    # Count: X
    Date:
    Observer: Tim Smart
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  109. Black-crowned Night Heron Nycticorax nycticorax
    # Count: X
    Date:
    Observer: Tim Smart
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  110. Fulvous Whistling-Duck Dendrocygna bicolor
    # Count: 6
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent River Park
  111. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--Central Tract
  112. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--Central Tract
  113. Surf Scoter Melanitta perspicillata
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Chalk Point
  114. Common Loon Gavia immer
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: Chalk Point
  115. Blue-winged Teal Spatula discors
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: Beltsville Agricultural Research Center
  116. Little Blue Heron Egretta caerulea
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  117. Snowy Egret Egretta thula
    # Count: 11
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  118. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  119. Green-winged Teal Anas crecca
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  120. Common Gallinule Gallinula galeata
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  121. Lesser Yellowlegs Tringa flavipes
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  122. Greater Yellowlegs Tringa melanoleuca
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  123. Least Sandpiper Calidris minutilla
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  124. Pectoral Sandpiper Calidris melanotos
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  125. Semipalmated Sandpiper Calidris pusilla
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  126. Warbling Vireo Vireo gilvus
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  127. Western Cattle Egret Bubulcus ibis
    # Count: 4
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  128. White-winged Scoter Melanitta deglandi
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Beltsville Agricultural Research Center
  129. Common Goldeneye Bucephala clangula
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Bowie Sewage Treatment Plant
  130. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: College Park
  131. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Joe Hanfman
    Location: Beltsville Agricultural Research Center
  132. Lesser Scaup Aythya affinis
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: College Park
  133. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: College Park
  134. Tennessee Warbler Leiothlypis peregrina
    # Count: 4
    Date:
    Observer: Bob Ringler
    Location: College Park
  135. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: College Park
  136. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 2
    Date:
    Observer: Bob Ringler
    Location: Laurel
  137. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: College Park
  138. Canvasback Aythya valisineria
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Greenbelt Lake - Buddy Attick Lake Park
  139. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  140. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Larry Reynolds
    Location: Henson Creek
  141. Caspian Tern Hydroprogne caspia
    # Count: X
    Date:
    Observer: David Davis
    Location: Broad Creek marshes
  142. Gadwall Mareca strepera
    # Count: X
    Date:
    Observer: Bob Ringler
    Location: Bowie
  143. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Bob Ringler
    Location: Bowie Landfill
  144. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  145. Lesser Black-backed Gull Larus fuscus
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Bowie Dump
  146. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Riverdale
  147. Red-cockaded Woodpecker Dryobates borealis
    # Count: 2
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  148. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt Lake - Buddy Attick Lake Park
  149. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  150. Cape May Warbler Setophaga tigrina
    # Count: 4
    Date:
    Observer: Bruce Steger
    Location: Greenbelt Banding Station
  151. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: University of Maryland
  152. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Riverdale
  153. Great Black-backed Gull Larus marinus
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  154. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  155. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Beltsville-Greenbelt
  156. American Black Duck Anas rubripes
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt Lake - Buddy Attick Lake Park
  157. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Hyattsville
  158. Acadian Flycatcher Empidonax virescens
    # Count: X
    Date:
    Observer: Peter Bono
    Location: Greenbelt Park MD
  159. Horned Lark Eremophila alpestris
    # Count: 4
    Date:
    Observer: Dr. James Gibson
    Location: University of Maryland
  160. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Riverdale
  161. Tree Swallow Tachycineta bicolor
    # Count: 7
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  162. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  163. Blue-headed Vireo Vireo solitarius
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  164. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Piscataway
  165. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel
  166. Tundra Swan Cygnus columbianus
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent River at US 50
  167. Blackpoll Warbler Setophaga striata
    # Count: X
    Date:
    Observer: Bruce Steger
    Location: Greenbelt Banding Station
  168. Common Nighthawk Chordeiles minor
    # Count: X
    Date:
    Observer: Bruce Steger
    Location: Greenbelt Banding Station
  169. Bobolink Dolichonyx oryzivorus
    # Count: X
    Date:
    Observer: Bruce Steger
    Location: Beltsville Agricultural Research Center
  170. American Tree Sparrow Spizelloides arborea
    # Count: X
    Date:
    Observer: Bruce Steger
    Location: Greenbelt Banding Station
  171. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  172. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Bladensburg
  173. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: I-495 Glenmont to Greenbelt
  174. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Riverdale
  175. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  176. Lark Bunting Calamospiza melanocorys
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Oxon Hill Farm
  177. Gray-cheeked Thrush Catharus minimus
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Fort Foote
  178. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Accokeek--Farmington Creek Rd
  179. Bufflehead Bucephala albeola
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt Lake - Buddy Attick Lake Park
  180. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Beltsville Agricultural Research Center
  181. Fish Crow Corvus ossifragus
    # Count: 4
    Date:
    Observer: Dr. James Gibson
    Location: East Riverdale
  182. Red Crossbill Loxia curvirostra
    # Count: 4
    Date:
    Observer: MD Admin (Carney)
    Location: Bowie
  183. White-winged Crossbill Loxia leucoptera
    # Count: 15
    Date:
    Observer: MD Admin (Carney)
    Location: Riverdale
  184. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: University of Maryland
  185. Bank Swallow Riparia riparia
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent Wildlife Research Center
  186. Purple Martin Progne subis
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent Wildlife Research Center
  187. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent Wildlife Research Center
  188. Marsh Wren Cistothorus palustris
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent Wildlife Research Center
  189. Willow Flycatcher Empidonax traillii
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Fort Lincoln Cemetary
  190. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Gray Gallogly Records
    Location: 1304 Jefferson Rd., Fort Washington, MD 20744
  191. Ruby-throated Hummingbird Archilochus colubris
    # Count: 2
    Date:
    Observer: Gray Gallogly Records
    Location: 1304 Jefferson Rd., Fort Washington, MD 20744
  192. Painted Bunting Passerina ciris
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel--Bond Mill Rd
  193. Pine Siskin Spinus pinus
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Blue Pond, Beltsville
  194. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  195. Lincoln's Sparrow Melospiza lincolnii
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent Wildlife Research Center
  196. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  197. Canada Goose Branta canadensis
    # Count: 10
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  198. Rock Pigeon Columba livia
    # Count: 8
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  199. Ring-billed Gull Larus delawarensis
    # Count: 5
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  200. Least Tern Sternula antillarum
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent River at US 50
  201. Great Egret Ardea alba
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Patuxent River at US 50
  202. Solitary Sandpiper Tringa solitaria
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Adelphi
  203. Bald Eagle Haliaeetus leucocephalus
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Langley Park
  204. Pied-billed Grebe Podilymbus podiceps
    # Count: X
    Date:
    Observer: Tony Futcher
    Location: Greenbelt Lake - Buddy Attick Lake Park
  205. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Greenbelt
  206. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Fort Washington National Park
  207. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Beltsville
  208. Swainson's Thrush Catharus ustulatus
    # Count: 66
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  209. Blue-winged Warbler Vermivora cyanoptera
    # Count: 17
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  210. Kentucky Warbler Geothlypis formosa
    # Count: 39
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  211. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 161
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  212. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  213. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  214. Purple Gallinule Porphyrio martinica
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  215. Northern Bobwhite Colinus virginianus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  216. Killdeer Charadrius vociferus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  217. American Bittern Botaurus lentiginosus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  218. Black Vulture Coragyps atratus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  219. Broad-winged Hawk Buteo platypterus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  220. American Kestrel Falco sparverius
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  221. Barn Swallow Hirundo rustica
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  222. Brown Creeper Certhia americana
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  223. Brown Thrasher Toxostoma rufum
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  224. Cedar Waxwing Bombycilla cedrorum
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  225. Purple Finch Haemorhous purpureus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  226. Savannah Sparrow Passerculus sandwichensis
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  227. Henslow's Sparrow Centronyx henslowii
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  228. Eastern Towhee Pipilo erythrophthalmus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  229. Eastern Meadowlark Sturnella magna
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  230. Rusty Blackbird Euphagus carolinus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  231. Louisiana Waterthrush Parkesia motacilla
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  232. Prothonotary Warbler Protonotaria citrea
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  233. Northern Parula Setophaga americana
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  234. Pine Warbler Setophaga pinus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  235. Yellow-throated Warbler Setophaga dominica
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  236. Prairie Warbler Setophaga discolor
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Western Branch
  237. Mallard Anas platyrhynchos
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  238. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  239. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  240. Wood Duck Aix sponsa
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  241. Mourning Dove Zenaida macroura
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  242. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  243. Sharp-shinned Hawk Accipiter striatus
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  244. Cooper's Hawk Accipiter cooperii
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  245. Red-tailed Hawk Buteo jamaicensis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  246. Hairy Woodpecker Dryobates villosus
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  247. Carolina Chickadee Poecile carolinensis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  248. Tufted Titmouse Baeolophus bicolor
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  249. Ruby-crowned Kinglet Corthylio calendula
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  250. Golden-crowned Kinglet Regulus satrapa
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  251. White-breasted Nuthatch Sitta carolinensis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  252. Red-breasted Nuthatch Sitta canadensis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  253. Winter Wren Troglodytes hiemalis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  254. Eastern Bluebird Sialia sialis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  255. Hermit Thrush Catharus guttatus
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  256. American Goldfinch Spinus tristis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  257. Field Sparrow Spizella pusilla
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  258. Fox Sparrow Passerella iliaca
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  259. Dark-eyed Junco Junco hyemalis
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  260. White-crowned Sparrow Zonotrichia leucophrys
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  261. Vesper Sparrow Pooecetes gramineus
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  262. Song Sparrow Melospiza melodia
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  263. Swamp Sparrow Melospiza georgiana
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  264. Brown-headed Cowbird Molothrus ater
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  265. Common Grackle Quiscalus quiscula
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract
  266. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  267. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)
  268. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  269. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  270. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  271. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  272. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  273. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  274. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  275. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  276. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: University of Maryland--College Park Campus (restricted access)
  277. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  278. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  279. Barred Owl Strix varia
    # Count: 4
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  280. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  281. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  282. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: John M Sommer (Graff)
    Location: Patuxent River Swamp (unspecific location)
  283. Orchard Oriole Icterus spurius
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Md: Landover
  284. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  285. Chuck-will's-widow Antrostomus carolinensis
    # Count: 1
    Date:
    Observer: Arthur C. Bent Data
    Location: Laurel
  286. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  287. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  288. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  289. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  290. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  291. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  292. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  293. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  294. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  295. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  296. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  297. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  298. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  299. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  300. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  301. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  302. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  303. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  304. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  305. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  306. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  307. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  308. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  309. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  310. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  311. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Irving E Hampe (Graff)
    Location: Patuxent Research Refuge--Central Tract (restricted access)
  312. Leach's Storm-Petrel Hydrobates leucorhous
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Fort Washington
  313. Pomarine Jaeger Stercorarius pomarinus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Broad Creek
  314. Evening Grosbeak Coccothraustes vespertinus
    # Count: 5
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel
  315. Bachman's Sparrow Peucaea aestivalis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Lanham
  316. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Beltsville Agricultural Research Center
  317. Loggerhead Shrike Lanius ludovicianus
    # Count: X
    Date:
    Observer: MD Admin (Carney)
    Location: Bell Station
  318. Wood Stork Mycteria americana
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel
  319. King Rail Rallus elegans
    # Count: X
    Date:
    Observer: Wells W. Cooke (1914) Data
    Location: Stafford
  320. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Marshall Hall Charles Co.
  321. White-eyed Vireo Vireo griseus
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel Prince George Co.
  322. Great Crested Flycatcher Myiarchus crinitus
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel Prince George Co.
  323. Red-eyed Vireo Vireo olivaceus
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel
  324. Common Yellowthroat Geothlypis trichas
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel Prince George Co.
  325. American Redstart Setophaga ruticilla
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel
  326. White-throated Sparrow Zonotrichia albicollis
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel Prince George Co.
  327. Yellow-rumped Warbler Setophaga coronata
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel
  328. Northern Waterthrush Parkesia noveboracensis
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel
  329. Yellow-throated Vireo Vireo flavifrons
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Laurel Prince George Co.
  330. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Laurel
  331. Common Ground Dove Columbina passerina
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Broad Creek
  332. Belted Kingfisher Megaceryle alcyon
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Fort Washington
  333. Downy Woodpecker Dryobates pubescens
    # Count: X
    Date:
    Observer: Mountain Lake Biological Station
    Location: Bwandi Creek P.G. Co.
  334. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Accokeek
  335. Yellow Rail Coturnicops noveboracensis
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Croom
  336. Barn Owl Tyto alba
    # Count: 5
  337. Long-eared Owl Asio otus
    # Count: 1
  338. Black Rail Laterallus jamaicensis
    # Count: X

Exotic: Escapee (16)

  1. Chukar Alectoris chukar
    # Count: 3
    Date:
    Observer: Yiming Qiu
    Location: IKEA College Park
  2. Helmeted Guineafowl Numida meleagris
    # Count: 1
    Date:
    Observer: T Clark
    Location: Piscataway Park--Boardwalk
  3. Red Junglefowl Gallus gallus
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Heurich Park
  4. Indian Peafowl Pavo cristatus
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Cannfield Dr, Laurel MD
  5. Monk Parakeet Myiopsitta monachus
    # Count: 1
    Date:
    Observer: Marcy Stutzman
    Location: 12111 Mt. Pleasant Dr (Montpelier)
  6. Muscovy Duck Cairina moschata
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Schoolhouse Pond
  7. Bar-headed Goose Anser indicus
    # Count: 1
    Date:
    Observer: Ryan Farrell
    Location: Lake Artemesia
  8. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: University of Maryland at College Park
  9. Swan Goose Anser cygnoides
    # Count: 1
    Date:
    Observer: Susan Hoffmann
    Location: Schoolhouse Pond
  10. Whooper Swan Cygnus cygnus
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  11. Silver Gull Chroicocephalus novaehollandiae
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Upper Marlboro
  12. Graylag Goose Anser anser
    # Count: 1
    Date:
    Observer: Carl & Pen Daubach
    Location: Schoolhouse Pond
  13. Emu Dromaius novaehollandiae
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Patuxent River Park--Aquasco Farm
  14. Black Swan Cygnus atratus
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Lake Artemesia
  15. Mandarin Duck Aix galericulata
    # Count: 1
    Date:
    Observer: Jim Stasz
    Location: Schoolhouse Pond
  16. Ring-necked Pheasant Phasianus colchicus
    # Count: X
    Date:
    Observer: Bruce Steger
    Location: Calvert Road Park

Hybrids (11)

  1. Dark-eyed Junco x White-throated Sparrow (hybrid) Junco hyemalis x Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Andrew Durso
    Location: 2H Research Road
  2. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Schoolhouse Pond
  3. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    # Count: 1
    Date:
    Observer: Daniel S.
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  4. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Selby's Landing
  5. Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanoptera
    # Count: 1
    Date:
    Observer: Renee Peters
    Location: Beltsville Agricultural Research Center
  6. Black-headed x Ring-billed Gull (hybrid) Chroicocephalus ridibundus x Larus delawarensis
    # Count: 1
    Date:
    Observer: Kevin Graff
    Location: Trueman Point, Eagle Harbor (private)
  7. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: diane Ford
    Location: Greenbelt Lake - Buddy Attick Lake Park
  8. Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)
    # Count: 1
    Date:
    Observer: Jay McGann
    Location: Merkle NRMA
  9. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  10. Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscus
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Schoolhouse Pond
  11. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: MD Admin (Carney)
    Location: Patuxent Research Refuge (PG County)

Additional Taxa (90)

  1. gull/tern sp. Laridae sp.
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Patuxent River Park--Jackson Landing
  2. Lincoln's/Swamp Sparrow Melospiza lincolnii/georgiana
    # Count: 1
    Date:
    Observer: Alex Pellegrini
    Location: Heurich Park
  3. Philadelphia/Red-eyed Vireo Vireo philadelphicus/olivaceus
    # Count: 1
    Date:
    Observer: Karen & Mike Anderson & Carpenter
    Location: Patuxent River Park
  4. waterfowl sp. Anatidae sp.
    # Count: 15
    Date:
    Observer: Kyle Gardiner
    Location: National Colonial Farm
  5. Cathartes sp. Cathartes sp.
    # Count: 2
    Date:
    Observer: Keith Jahoda
    Location: Greenbelt Lake - Buddy Attick Lake Park
  6. Long-eared/Short-eared Owl Asio otus/flammeus
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: BARC--Old Sewage Pond (sanctioned groups only)
  7. grebe sp. Podicipedidae sp.
    # Count: 1
    Date:
    Observer: David Michels
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  8. bird sp. Aves sp.
    # Count: 2
    Date:
    Observer: Kevin Bennett
    Location: Cheltenham Wetlands Park
  9. new world oriole sp. Icterus sp.
    # Count: 2
    Date:
    Observer: Nathan Parmeter
    Location: Lake Artemesia
  10. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 2
    Date:
    Observer: Derek Richardson
    Location: Rocky Gorge Reservoir--Supplee Park (PG Co.)
  11. crow/raven sp. Corvus sp.
    # Count: 4
    Date:
    Observer: Derek Richardson
    Location: Rocky Gorge Reservoir--T. Howard Duckett Dam (PG Co.)
  12. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 1
    Date:
    Observer: Kevin Bennett
    Location: Lake Artemesia
  13. Acanthis/Spinus sp. Acanthis/Spinus sp.
    # Count: 2
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  14. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 1
    Date:
    Observer: Bernard Foy
    Location: Lake Artemesia
  15. 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)
  16. Golden-winged/Blue-winged Warbler Vermivora chrysoptera/cyanoptera
    # Count: 1
    Date:
    Observer: Ross Geredien
    Location: Lake Artemesia
  17. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Governor Bridge Natural Area
  18. Summer/Scarlet Tanager Piranga rubra/olivacea
    # Count: 1
    Date:
    Observer: Marcia Watson
    Location: Patuxent River Park--Jackson Landing
  19. teal sp. Anatidae sp. (teal sp.)
    # Count: 1
    Date:
    Observer: Marisa Rositol
    Location: Wilson Bridge (Prince George's Co.)
  20. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 2
    Date:
    Observer: Bill Townsend
    Location: Hard Bargain Farm (restricted access)
  21. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 3
    Date:
    Observer: Bill Townsend
    Location: Piscataway Park--Boardwalk
  22. Philadelphia/Warbling Vireo Vireo philadelphicus/gilvus
    # Count: 1
    Date:
    Observer: Jane Chandler
    Location: Montpelier
  23. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Beltsville Agricultural Research Center
  24. godwit sp. Limosa sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Merkle NRMA
  25. Gray-cheeked/Bicknell's Thrush Catharus minimus/bicknelli
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Forestgate
  26. Larus sp. Larus sp.
    # Count: 150
    Date:
    Observer: Shep Thorp
    Location: National Harbor
  27. cuckoo sp. (Cuculidae sp.) Cuculidae sp.
    # Count: 1
    Date:
    Observer: Jennifer Marenghi
    Location: Governor Bridge Natural Area
  28. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Mara Kaminowitz
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  29. loon sp. Gavia sp.
    # Count: 2
    Date:
    Observer: Hans Holbrook
    Location: Forestgate
  30. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Lake Artemesia
  31. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Selby's Landing
  32. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Mattaponi Creek Area (north of creek)
  33. Bay-breasted/Blackpoll Warbler Setophaga castanea/striata
    # Count: 1
    Date:
    Observer: Michel Cavigelli
    Location: Greenbelt Community Garden, Hamilton Place
  34. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 1
    Date:
    Observer: Zach Slavin
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  35. Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
    # Count: 14
    Date:
    Observer: Sherman Suter
    Location: Potomac River off Ft Washington
  36. Surf/Black Scoter Melanitta perspicillata/americana
    # Count: 40
    Date:
    Observer: Mikey Lutmerding
    Location: National Harbor
  37. Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinus
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: National Harbor
  38. scoter sp. Melanitta sp.
    # Count: 2
    Date:
    Observer: Robert Ostrowski
    Location: Piscataway Park--Boardwalk
  39. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: Jeff Shenot
    Location: Patuxent River Park--Mt. Calvert
  40. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Northampton Lake
  41. heron sp. Ardeidae sp.
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Paint Branch Trail (PG County)
  42. merganser sp. Mergellus/Lophodytes/Mergus sp.
    # Count: 1
    Date:
    Observer: Leslie Starr
    Location: Milltown Landing
  43. Aythya sp. Aythya sp.
    # Count: 1
    Date:
    Observer: Mike Ostrowski
    Location: Greenbelt Lake - Buddy Attick Lake Park
  44. finch sp. Fringillidae sp.
    # Count: 2
    Date:
    Observer: Derek Richardson
    Location: Laurel: Van Dusen Rd Ponds nr Old Gunpowder Rd
  45. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Laurel: Montpelier Dr and Meadowfield Way
  46. phalarope sp. Phalaropus sp.
    # Count: 1
    Date:
    Observer: Mikey Lutmerding
    Location: Patuxent River Park--Jackson Landing
  47. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Black Walnut Swamp Trail/Overlook
  48. Sterna sp. Sterna sp.
    # Count: 4
    Date:
    Observer: Robert Ostrowski
    Location: Fort Washington National Park
  49. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 2
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Jackson Landing
  50. large tern sp. Hydroprogne/Thalasseus sp.
    # Count: 4
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Mattaponi Creek Area (north of creek)
  51. cormorant sp. Phalacrocoracidae sp.
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Aquasco Farm
  52. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 1
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent Research Refuge--Central Tract (private)
  53. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Laurel
  54. Carolina/Black-capped Chickadee Poecile carolinensis/atricapillus
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: stakeout Rufous Hummingbird, College Park (2010-11)
  55. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 8
    Date:
    Observer: Robert Ostrowski
    Location: Merkle NRMA
  56. new world vulture sp. Cathartidae sp.
    # Count: 2
    Date:
    Observer: Derek Richardson
    Location: Montpelier Mansion, Laurel
  57. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 4
    Date:
    Observer: John Dennehy
    Location: Brown Station Road Recycle Pond
  58. peep sp. Calidris sp. (peep sp.)
    # Count: 4
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park
  59. tern sp. Sterninae sp.
    # Count: 3
    Date:
    Observer: Robert Ostrowski
    Location: Patuxent River Park--Selby's Landing
  60. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Bill Hubick
    Location: Merkle Wildlife Sanctuary
  61. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Fred Shaffer
    Location: Schoolhouse Pond
  62. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  63. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: X
    Date:
    Observer: Andrew Sensenig
    Location: Lake Artemesia
  64. swallow sp. Hirundinidae sp.
    # Count: X
    Date:
    Observer: Derek Richardson
    Location: University of Maryland at College Park
  65. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Derek Richardson
    Location: Patuxent Research Refuge--South Tract (National Wildlife Visitor Center)
  66. swan sp. Cygnus sp.
    # Count: 1
    Date:
    Observer: Sherman Suter
    Location: Schoolhouse Pond
  67. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Riverdale
  68. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Eric Montgomery
    Location: US 8807 Church Field Ln
  69. Yellow-billed/Black-billed Cuckoo Coccyzus americanus/erythropthalmus
    # Count: 1
    Date:
    Observer: Bryan Knedler
    Location: Colmar Manor Park
  70. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Bryan Knedler
    Location: Colmar Manor Park
  71. Accipiter sp. Accipiter sp.
    # Count: X
    Date:
    Observer: Charlie Muise
    Location: Merkle NRMA--Critical Area Driving Tour
  72. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 2
    Date:
    Observer: Marshall Iliff
    Location: Schoolhouse Pond
  73. blackbird sp. Icteridae sp.
    # Count: 10
    Date:
    Observer: Allan Goddard
    Location: Oxon Hill Farm
  74. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Charlie Muise
    Location: Merkle NRMA
  75. vireo sp. Vireo sp.
    # Count: X
    Date:
    Observer: Scott Garrison
    Location: Greenbelt Park
  76. American/Fish Crow Corvus brachyrhynchos/ossifragus
    # Count: 10
    Date:
    Observer: Kimball Garrett
    Location: Snowden Oaks Pl, Laurel
  77. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: X
    Date:
    Observer: Joe Hanfman
    Location: Patuxent Research Refuge--Central Tract
  78. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  79. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  80. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Beltsville-Greenbelt
  81. duck sp. Anatidae (duck sp.)
    # Count: 4
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  82. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  83. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: College Park
  84. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Laurel
  85. gull sp. Larinae sp.
    # Count: 4
    Date:
    Observer: Dr. James Gibson
    Location: Laurel
  86. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: I-495 Glenmont to Greenbelt
  87. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: East Riverdale
  88. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Dr. James Gibson
    Location: Hyattsville
  89. passerine sp. Passeriformes sp.
    # Count: 2
    Date:
    Observer: Dr. James Gibson
    Location: Greenbelt
  90. crow sp. Corvus sp. (crow sp.)
    # Count: X
    Date:
    Observer: MD Admin (R. Ostrowski)
    Location: Patuxent Research Refuge--Central Tract