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Acadia NP--Thompson Island

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Bird List

Updated ~11 seconds ago
168 All Years 70 This Year 2024 44 This Month Jun 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (168)

  1. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Robyn Romanowicz
    Location: Acadia NP--Thompson Island
  2. Black-capped Chickadee Poecile atricapillus
    # Count: 1
    Date:
    Observer: Robyn Romanowicz
    Location: Acadia NP--Thompson Island
  3. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Robyn Romanowicz
    Location: Acadia NP--Thompson Island
  4. Northern Parula Setophaga americana
    # Count: 1
    Date:
    Observer: Robyn Romanowicz
    Location: Acadia NP--Thompson Island
  5. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Daniel Osborne
    Location: Acadia NP--Thompson Island
  6. American Crow Corvus brachyrhynchos
    # Count: 6
    Date:
    Observer: Daniel Osborne
    Location: Acadia NP--Thompson Island
  7. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Daniel Osborne
    Location: Acadia NP--Thompson Island
  8. Great Black-backed Gull Larus marinus
    # Count: 2
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  9. Double-crested Cormorant Nannopterum auritum
    # Count: 10
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  10. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  11. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  12. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  13. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Corey Finger
    Location: Acadia NP--Thompson Island
  14. Bald Eagle Haliaeetus leucocephalus
    # Count: 4
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  15. Canada Goose Branta canadensis
    # Count: 13
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  16. Mallard Anas platyrhynchos
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  17. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  18. Ring-billed Gull Larus delawarensis
    # Count: 4
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  19. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  20. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  21. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  22. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  23. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  24. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  25. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  26. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  27. Chipping Sparrow Spizella passerina
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  28. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Scott Riddell
    Location: Acadia NP--Thompson Island
  29. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  30. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  31. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Kai Schraml
    Location: Acadia NP--Thompson Island
  32. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Donna Reis
    Location: Acadia NP--Thompson Island
  33. Laughing Gull Leucophaeus atricilla
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  34. Common Tern Sterna hirundo
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  35. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  36. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  37. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  38. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  39. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  40. Common Yellowthroat Geothlypis trichas
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  41. Red-breasted Merganser Mergus serrator
    # Count: 3
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  42. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 3
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  43. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  44. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  45. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  46. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Donna Reis
    Location: Acadia NP--Thompson Island
  47. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Donna Reis
    Location: Acadia NP--Thompson Island
  48. American Black Duck Anas rubripes
    # Count: 1
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  49. Surf Scoter Melanitta perspicillata
    # Count: 50
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  50. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  51. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  52. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  53. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Mark Gull
    Location: Acadia NP--Thompson Island
  54. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: Louis Dentiste
    Location: Acadia NP--Thompson Island
  55. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: Marya Goettsche Spurling
    Location: Acadia NP--Thompson Island
  56. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Marya Goettsche Spurling
    Location: Acadia NP--Thompson Island
  57. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Stephen Mullane
    Location: Acadia NP--Thompson Island
  58. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Stephen Mullane
    Location: Acadia NP--Thompson Island
  59. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  60. Common Eider Somateria mollissima
    # Count: 8
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  61. White-winged Scoter Melanitta deglandi
    # Count: 24
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  62. Black Scoter Melanitta americana
    # Count: 15
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  63. Greater Yellowlegs Tringa melanoleuca
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  64. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  65. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  66. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  67. Greater Scaup Aythya marila
    # Count: 9
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  68. Long-tailed Duck Clangula hyemalis
    # Count: 85
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  69. Common Goldeneye Bucephala clangula
    # Count: 2
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  70. Ring-necked Duck Aythya collaris
    # Count: 12
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  71. Horned Grebe Podiceps auritus
    # Count: 3
    Date:
    Observer: Fred Yost
    Location: Acadia NP--Thompson Island
  72. Golden-crowned Kinglet Regulus satrapa
    # Count: 2
    Date:
    Observer: Fred Yost
    Location: Acadia NP--Thompson Island
  73. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  74. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  75. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  76. Savannah Sparrow Passerculus sandwichensis
    # Count: 3
    Date:
    Observer: Kathleen MacAulay
    Location: Acadia NP--Thompson Island
  77. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Mike Sanders
    Location: Acadia NP--Thompson Island
  78. Semipalmated Sandpiper Calidris pusilla
    # Count: 4
    Date:
    Observer: Peggy Livingston
    Location: Acadia NP--Thompson Island
  79. Black-bellied Plover Pluvialis squatarola
    # Count: 5
    Date:
    Observer: Nathan Dubrow
    Location: Acadia NP--Thompson Island
  80. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Nathan Dubrow
    Location: Acadia NP--Thompson Island
  81. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Mackenzie Hall
    Location: Acadia NP--Thompson Island
  82. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  83. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  84. Red Crossbill Loxia curvirostra
    # Count: 3
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  85. Black Guillemot Cepphus grylle
    # Count: 7
    Date:
    Observer: Ben Wedin
    Location: Acadia NP--Thompson Island
  86. Least Sandpiper Calidris minutilla
    # Count: 11
    Date:
    Observer: Stephen Mullane
    Location: Acadia NP--Thompson Island
  87. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Stephen Mullane
    Location: Acadia NP--Thompson Island
  88. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Toni Bowen
    Location: Acadia NP--Thompson Island
  89. Whimbrel Numenius phaeopus
    # Count: 3
    Date:
    Observer: Roland Dupuis
    Location: Acadia NP--Thompson Island
  90. Short-billed Dowitcher Limnodromus griseus
    # Count: 8
    Date:
    Observer: Roland Dupuis
    Location: Acadia NP--Thompson Island
  91. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Roland Dupuis
    Location: Acadia NP--Thompson Island
  92. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  93. Tufted Titmouse Baeolophus bicolor
    # Count: 1
    Date:
    Observer: Elizabeth De Angelis
    Location: Acadia NP--Thompson Island
  94. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Elizabeth De Angelis
    Location: Acadia NP--Thompson Island
  95. Snowy Egret Egretta thula
    # Count: 2
    Date:
    Observer: Jeff Snyder
    Location: Acadia NP--Thompson Island
  96. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Matthew Bowling
    Location: Acadia NP--Thompson Island
  97. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  98. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Gloria Knauss
    Location: Acadia NP--Thompson Island
  99. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Alan Mart
    Location: Acadia NP--Thompson Island
  100. Purple Finch Haemorhous purpureus
    # Count: 4
    Date:
    Observer: Alan Mart
    Location: Acadia NP--Thompson Island
  101. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Betsy Miner
    Location: Acadia NP--Thompson Island
  102. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  103. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  104. Pine Warbler Setophaga pinus
    # Count: 5
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  105. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Alan Mart
    Location: Acadia NP--Thompson Island
  106. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Alan Mart
    Location: Acadia NP--Thompson Island
  107. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Tim Knittel
    Location: Acadia NP--Thompson Island
  108. Ruddy Turnstone Arenaria interpres
    # Count: 2
    Date:
    Observer: Troy Herrel
    Location: Acadia NP--Thompson Island
  109. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  110. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Craig Kesselheim
    Location: Acadia NP--Thompson Island
  111. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  112. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Patrick McGrady
    Location: Acadia NP--Thompson Island
  113. Eastern Bluebird Sialia sialis
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  114. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  115. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Joseph payne
    Location: Acadia NP--Thompson Island
  116. American Golden-Plover Pluvialis dominica
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  117. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Will Wright
    Location: Acadia NP--Thompson Island
  118. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  119. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  120. Nashville Warbler Leiothlypis ruficapilla
    # Count: 2
    Date:
    Observer: Karen Hochgraf
    Location: Acadia NP--Thompson Island
  121. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Ann Cathers
    Location: Acadia NP--Thompson Island
  122. Wild Turkey Meleagris gallopavo
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  123. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  124. White-winged Crossbill Loxia leucoptera
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  125. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Tova Mellen
    Location: Acadia NP--Thompson Island
  126. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  127. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  128. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  129. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  130. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Daniel McDermott
    Location: Acadia NP--Thompson Island
  131. Dunlin Calidris alpina
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  132. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  133. Snowy Owl Bubo scandiacus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  134. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  135. Common Redpoll Acanthis flammea
    # Count: 11
    Date:
    Observer: Fred Yost
    Location: Acadia NP--Thompson Island
  136. Great Cormorant Phalacrocorax carbo
    # Count: 1
    Date:
    Observer: Pat Moynahan
    Location: Acadia NP--Thompson Island
  137. Hooded Merganser Lophodytes cucullatus
    # Count: 7
    Date:
    Observer: Zosia Szatkowski
    Location: Acadia NP--Thompson Island
  138. Horned Lark Eremophila alpestris
    # Count: 20
    Date:
    Observer: Zosia Szatkowski
    Location: Acadia NP--Thompson Island
  139. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  140. Evening Grosbeak Coccothraustes vespertinus
    # Count: 3
    Date:
    Observer: Nathan Dubrow
    Location: Acadia NP--Thompson Island
  141. House Finch Haemorhous mexicanus
    # Count: 4
    Date:
    Observer: Scott Dresser
    Location: Acadia NP--Thompson Island
  142. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: Daniel McDermott
    Location: Acadia NP--Thompson Island
  143. Ruddy Duck Oxyura jamaicensis
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  144. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  145. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  146. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  147. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: David True
    Location: Acadia NP--Thompson Island
  148. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  149. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Nathan Dubrow
    Location: Acadia NP--Thompson Island
  150. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  151. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: James Heuschkel
    Location: Acadia NP--Thompson Island
  152. White-rumped Sandpiper Calidris fuscicollis
    # Count: 3
    Date:
    Observer: Gordon Smith
    Location: Acadia NP--Thompson Island
  153. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Daniel McDermott
    Location: Acadia NP--Thompson Island
  154. Pied-billed Grebe Podilymbus podiceps
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  155. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  156. American Tree Sparrow Spizelloides arborea
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  157. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Lee Cline
    Location: Acadia NP--Thompson Island
  158. Snow Bunting Plectrophenax nivalis
    # Count: 6
    Date:
    Observer: Fred Yost
    Location: Acadia NP--Thompson Island
  159. Barrow's Goldeneye Bucephala islandica
    # Count: 2
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  160. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Craig Kesselheim
    Location: Acadia NP--Thompson Island
  161. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  162. Black-legged Kittiwake Rissa tridactyla
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  163. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Jonathan Eckerson
    Location: Acadia NP--Thompson Island
  164. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Jody Shugart
    Location: Acadia NP--Thompson Island
  165. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  166. Marbled Godwit Limosa fedoa
    # Count: 1
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  167. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Craig Kesselheim
    Location: Acadia NP--Thompson Island
  168. Purple Sandpiper Calidris maritima
    # Count: 2
    Date:
    Observer: Lindsay Tudor
    Location: Acadia NP--Thompson Island

Hybrids (1)

  1. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island

Additional Taxa (19)

  1. gull sp. Larinae sp.
    # Count: 70
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  2. Common/Arctic Tern Sterna hirundo/paradisaea
    # Count: 1
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  3. scoter sp. Melanitta sp.
    # Count: 50
    Date:
    Observer: Levi Sheridan
    Location: Acadia NP--Thompson Island
  4. duck sp. Anatidae (duck sp.)
    # Count: 1
    Date:
    Observer: Alina Martin
    Location: Acadia NP--Thompson Island
  5. peep sp. Calidris sp. (peep sp.)
    # Count: 14
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  6. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: David Bergstrom
    Location: Acadia NP--Thompson Island
  7. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Holly Merker
    Location: Acadia NP--Thompson Island
  8. new world warbler sp. Parulidae sp.
    # Count: 5
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  9. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Karen Hochgraf
    Location: Acadia NP--Thompson Island
  10. passerine sp. Passeriformes sp.
    # Count: 3
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  11. Surf/Black Scoter Melanitta perspicillata/americana
    # Count: 20
    Date:
    Observer: Seth Benz
    Location: Acadia NP--Thompson Island
  12. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 3
    Date:
    Observer: Richard MacDonald
    Location: Acadia NP--Thompson Island
  13. Great/Double-crested Cormorant Phalacrocorax carbo/Nannopterum auritum
    # Count: 30
    Date:
    Observer: Kurt Ongman
    Location: Acadia NP--Thompson Island
  14. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Acadia NP--Thompson Island
  15. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 1
    Date:
    Observer: Michael J Good
    Location: Acadia NP--Thompson Island
  16. Sterna sp. Sterna sp.
    # Count: 2
    Date:
    Observer: Daniel McDermott
    Location: Acadia NP--Thompson Island
  17. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Medea Steinman
    Location: Acadia NP--Thompson Island
  18. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Fred Yost
    Location: Acadia NP--Thompson Island
  19. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Greg Schrader
    Location: Acadia NP--Thompson Island