Menu
The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

Change Region

Change Region

Arcata Marsh--Arcata Bay from I St.

Directions Map

Explore...

Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~40 seconds ago

Custom Time Period

Change Time Period

182 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
Jump to species
View all media

Native and Naturalized (182)

  1. Last observed by Dilka Murtazina on 5 Oct 2023
  2. Last observed by Tommy Mclaren on 22 Apr 2024
  3. Last observed by Kenneth Sobon on 31 Dec 2023
  4. Last observed by Tommy Mclaren on 22 Apr 2024
  5. Last observed by Tommy Mclaren on 22 Apr 2024
  6. Last observed by Ian Gledhill on 30 Nov 2019
  7. Last observed by carol wilson on 29 Jan 2023
  8. Last observed by Colton Dixon on 30 Oct 2023
  9. Last observed by Rob Fowler on 22 Sep 2023
  10. Last observed by Barbara Dolan on 20 Apr 2024
  11. Last observed by Tommy Mclaren on 22 Apr 2024
  12. Last observed by Barbara Dolan on 20 Apr 2024
  13. Last observed by Kris Dunlap on 14 Jan 2024
  14. Last observed by Jude Power on 20 Apr 2024
  15. Last observed by Donna Carollo on 21 Apr 2024
  16. Last observed by Kellen Apuna on 21 Jan 2024
  17. Last observed by Donna Carollo on 21 Apr 2024
  18. Last observed by margeNdon thornton on 3 Apr 2021
  19. Last observed by Frank Fogarty on 30 Jan 2022
  20. Last observed by Cameron Piper on 15 Nov 2023
  21. Last observed by Tommy Mclaren on 22 Apr 2024
  22. Last observed by Robert Lockett on 19 Apr 2024
  23. Last observed by Cameron Piper on 15 Nov 2023
  24. Last observed by Anonymous User on 20 Dec 2023
  25. Last observed by Tommy Mclaren on 22 Apr 2024
  26. Last observed by Gregory Shilling on 23 Apr 2023
  27. Last observed by Isaac Rath on 9 Nov 2021
  28. Last observed by Camille Burns on 15 Mar 2024
  29. Last observed by Leslie Hart on 21 Apr 2024
  30. Last observed by Tommy Mclaren on 22 Apr 2024
  31. Last observed by Camille Burns on 15 Mar 2024
  32. Last observed by Karen Smith on 24 Mar 2024
  33. Last observed by Karen Smith on 24 Mar 2024
  34. Last observed by Camille Burns on 15 Mar 2024
  35. Last observed by Anonymous User on 20 Dec 2023
  36. Last observed by Jude Power on 20 Apr 2024
  37. Last observed by Donna Carollo on 18 Apr 2024
  38. Last observed by Isaac Rath on 15 Jun 2021
  39. Last observed by Kris Dunlap on 14 Jan 2024
  40. Last observed by Kim Farrell on 5 Jul 2022
  41. Last observed by Isaac Rath on 15 Jun 2021
  42. Last observed by Camille Burns on 15 Mar 2024
  43. Last observed by Scott Parsons on 24 Apr 2018
  44. Last observed by Cameron Piper on 15 Nov 2023
  45. Last observed by Jude Power on 20 Apr 2024
  46. Last observed by Christine Robson on 31 Mar 2024
  47. Last observed by Barbara Dolan on 20 Apr 2024
  48. Last observed by Donna Carollo on 18 Apr 2024
  49. Last observed by Leslie Hart on 21 Apr 2024
  50. Last observed by Donna Carollo on 21 Apr 2024
  51. Last observed by Dawn Lemoine on 19 Apr 2024
  52. Last observed by Donna Carollo on 21 Apr 2024
  53. Last observed by Tommy Mclaren on 22 Apr 2024
  54. Last observed by Tommy Mclaren on 22 Apr 2024
  55. Last observed by Cameron Piper on 15 Nov 2023
  56. Last observed by John Bowen on 18 Aug 2021
  57. Last observed by Richard Erickson on 5 May 1974
  58. Last observed by Cameron Piper on 15 Nov 2023
  59. Last observed by Cedrik von Briel on 22 Aug 2023
  60. Last observed by Donna Carollo on 21 Apr 2024
  61. Last observed by Donna Carollo on 21 Apr 2024
  62. Last observed by Rob Fowler on 29 Apr 2016
  63. Last observed by Dawn Lemoine on 19 Apr 2024
  64. Last observed by Jenna Hatfield on 26 Aug 2023
  65. Last observed by Bob Sizoo on 4 Oct 1985
  66. Last observed by Bob Sizoo on 8 Jul 1986
  67. Last observed by Marie Martin on 28 Aug 2021
  68. Last observed by Tommy Mclaren on 22 Apr 2024
  69. Last observed by Elliott Bury on 13 Sep 2023
  70. Last observed by Donna Carollo on 21 Apr 2024
  71. Last observed by Tommy Mclaren on 22 Apr 2024
  72. Last observed by Sasha Cahill on 22 Aug 2023
  73. Last observed by Max Benningfield on 20 Oct 2023
  74. Last observed by johnny powell on 17 Oct 2005
  75. Last observed by Chet Ogan on 15 Jan 2023
  76. Last observed by Donna Carollo on 18 Apr 2024
  77. Last observed by Tommy Mclaren on 22 Apr 2024
  78. Last observed by Samuel Vassallo on 2 Nov 2018
  79. Last observed by Dee Naranjo on 4 Nov 2023
  80. Last observed by Christine Robson on 31 Mar 2024
  81. Last observed by Richard Erickson on 16 Aug 1975
  82. Last observed by Collin Silva on 29 Jan 2024
  83. Last observed by Karen Smith on 24 Mar 2024
  84. Last observed by Rob Fowler on 17 Sep 2022
  85. Last observed by Anonymous User on 20 Dec 2023
  86. Last observed by Alan Bade on 28 Apr 2018
  87. Last observed by Leslie Hart on 21 Apr 2024
  88. Last observed by Anonymous User on 20 Dec 2023
  89. Last observed by Tommy Mclaren on 22 Apr 2024
  90. Last observed by Rob Fowler on 1 Sep 2018
  91. Last observed by Tommy Mclaren on 22 Apr 2024
  92. Last observed by Michele Swartout on 22 Jul 2018
  93. Last observed by Donna Carollo on 18 Apr 2024
  94. Last observed by Jude Power on 20 Apr 2024
  95. Last observed by Karen Smith on 24 Mar 2024
  96. Last observed by Tommy Mclaren on 22 Apr 2024
  97. Last observed by Tommy Mclaren on 22 Apr 2024
  98. Last observed by Leslie Hart on 21 Apr 2024
  99. Last observed by Dawn Lemoine on 19 Apr 2024
  100. Last observed by Lucy S on 28 May 2023
  101. Last observed by Dawn Lemoine on 19 Apr 2024
  102. Last observed by Zack Schlanger on 4 Feb 2019
  103. Last observed by Marie Martin on 28 Aug 2021
  104. Last observed by Barbara Dolan on 20 Apr 2024
  105. Last observed by Camille Burns on 15 Mar 2024
  106. Last observed by Kellen Apuna on 21 Jan 2024
  107. Last observed by Anonymous User on 20 Dec 2023
  108. Last observed by Colton Dixon on 30 Oct 2023
  109. Last observed by Camille Burns on 15 Mar 2024
  110. Last observed by Jayde Blair on 4 Nov 2017
  111. Last observed by Barbara Dolan on 20 Apr 2024
  112. Last observed by Leslie Hart on 21 Apr 2024
  113. Last observed by Ben Stalheim on 19 Sep 2018
  114. Last observed by Gregory Shilling on 23 Apr 2023
  115. Last observed by Jude Power on 20 Apr 2024
  116. Last observed by Janelle Chojnacki on 20 Oct 2019
  117. Last observed by Rob Fowler on 11 Jan 2020
  118. Last observed by Ben Stalheim on 14 Sep 2018
  119. Last observed by Ben Stalheim on 14 Sep 2018
  120. Last observed by Richard Erickson on 1 Nov 1974
  121. Last observed by erica feldkamp on 23 Apr 2021
  122. Last observed by Camille Burns on 15 Mar 2024
  123. Last observed by Donna Carollo on 21 Apr 2024
  124. Last observed by Paul Bugnacki on 12 Feb 2024
  125. Last observed by Paul Bugnacki on 12 Feb 2024
  126. Last observed by Lucy S on 30 May 2023
  127. Last observed by Rob Fowler on 22 Sep 2023
  128. Last observed by David Yake on 8 May 2018
  129. Last observed by Anonymous eBirder on 2 Jul 2020
  130. Last observed by Elliott Bury on 13 Sep 2023
  131. Last observed by Mallory Garcia on 12 Jul 2023
  132. Last observed by Ethan Monk on 26 Jun 2021
  133. Last observed by Robert Lockett on 19 Apr 2024
  134. Last observed by Anonymous User on 20 Dec 2023
  135. Last observed by Marie Martin on 28 Aug 2021
  136. Last observed by Barbara Dolan on 20 Apr 2024
  137. Last observed by Rob Fowler on 4 Mar 2019
  138. Last observed by Anonymous eBirder on 16 Jan 2022
  139. Last observed by Tommy Mclaren on 22 Apr 2024
  140. Last observed by Kris Dunlap on 14 Jan 2024
  141. Last observed by Donald Pendleton on 22 Jan 2020
  142. Last observed by Stephen Long on 14 Aug 2003
  143. Last observed by Melissa Lindsey on 5 Dec 2021
  144. Last observed by Cameron Piper on 15 Nov 2023
  145. Last observed by Gretchen Framel on 28 Sep 2023
  146. Last observed by Camille Burns on 15 Mar 2024
  147. Last observed by Dawn Lemoine on 19 Apr 2024
  148. Last observed by Donna Carollo on 21 Apr 2024
  149. Last observed by Louise Levy on 9 Jul 2021
  150. Last observed by Paul Bugnacki on 12 Feb 2024
  151. Last observed by Marie Grad on 6 Jan 2022
  152. Last observed by Liz Grimes on 19 Mar 2022
  153. Last observed by Mallory Garcia on 12 Jul 2023
  154. Last observed by Richard Erickson on 1 Nov 1974
  155. Last observed by Bob Stewart on 10 Oct 2017
  156. Last observed by Max Benningfield on 20 Oct 2023
  157. Last observed by Richard Erickson on 4 Jun 1974
  158. Last observed by Anonymous User on 20 Dec 2023
  159. Last observed by Paul Bugnacki on 12 Feb 2024
  160. Last observed by Robert Lockett on 19 Apr 2024
  161. Last observed by Robert Lockett on 19 Apr 2024
  162. Last observed by Max Benningfield on 20 Oct 2023
  163. Last observed by Tommy Mclaren on 22 Apr 2024
  164. Last observed by Anonymous User on 20 Dec 2023
  165. Last observed by Russ Namitz on 28 Dec 2018
  166. Last observed by Vitek Jirinec on 16 Nov 2022
  167. Last observed by Peter Colasanti on 4 Jun 2021
  168. Last observed by Mark Mushkat on 15 Sep 2017
  169. Last observed by Richard Erickson on 4 Jun 1974
  170. Last observed by Anonymous eBirder on 5 Jul 2017
  171. Last observed by Robert Lockett on 19 Apr 2024
  172. Last observed by Dawn Lemoine on 19 Apr 2024
  173. Last observed by Lucy S on 28 May 2023
  174. Last observed by Donna Carollo on 18 Apr 2024
  175. Last observed by Stephen Long on 14 Aug 2003
  176. Last observed by Donna Carollo on 21 Apr 2024
  177. Last observed by Kellen Apuna on 23 Aug 2023
  178. Last observed by Donna Carollo on 18 Apr 2024
  179. Last observed by Gregory Shilling on 23 Apr 2023
  180. Last observed by Elliott Bury on 13 Sep 2023
  181. Last observed by Stephen Long on 14 Aug 2003
  182. Last observed by Stephen Long on 14 Aug 2003

Hybrids (1)

  1. Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescens
    Last observed by Gregory Shilling on 23 Apr 2023

Additional Taxa (35)

  1. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by erica feldkamp on 1 May 2020
  2. goose sp. Anatidae (goose sp.)
    Last observed by Dilka Murtazina on 5 Oct 2023
  3. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Jude Power on 20 Apr 2024
  4. Common/Barrow's Goldeneye Bucephala clangula/islandica
    Last observed by Lucy S on 28 May 2023
  5. duck sp. Anatidae (duck sp.)
    Last observed by Cedrik von Briel on 5 Sep 2022
  6. Horned/Eared Grebe Podiceps auritus/nigricollis
    Last observed by David Pluth on 6 Nov 2021
  7. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    Last observed by Frank Fogarty on 30 Jan 2022
  8. grebe sp. Podicipedidae sp.
    Last observed by Maddi Herron on 6 Dec 2020
  9. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    Last observed by erica feldkamp on 1 May 2020
  10. hummingbird sp. Trochilidae sp.
    Last observed by Anonymous eBirder on 23 Apr 2017
  11. American/Pacific Golden-Plover (Lesser Golden-Plover) Pluvialis dominica/fulva
    Last observed by James Hein on 3 Oct 1998
  12. Black-bellied Plover/golden-plover sp. Pluvialis sp.
    Last observed by Clayton Crofton on 18 Apr 2024
  13. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    Last observed by Jude Power on 20 Apr 2024
  14. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    Last observed by Anonymous eBirder on 16 Jan 2022
  15. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    Last observed by Craig Dodson on 14 Jul 2021
  16. peep sp. Calidris sp. (peep sp.)
    Last observed by Collin Silva on 29 Jan 2024
  17. Calidris sp. Calidris sp.
    Last observed by Rob Fowler on 20 Apr 2021
  18. shorebird sp. Charadriiformes sp.
    Last observed by Michele Swartout on 27 Nov 2023
  19. Western/Glaucous-winged Gull Larus occidentalis/glaucescens
    Last observed by Rob Fowler on 17 Oct 2018
  20. Larus sp. Larus sp.
    Last observed by Frank Fogarty on 30 Jan 2022
  21. gull sp. Larinae sp.
    Last observed by Christine Robson on 31 Mar 2024
  22. Forster's/Common Tern Sterna forsteri/hirundo
    Last observed by Aidan Carter on 2 Dec 2020
  23. tern sp. Sterninae sp.
    Last observed by erica feldkamp on 1 May 2020
  24. loon sp. Gavia sp.
    Last observed by David Ekdahl on 1 Nov 1975
  25. cormorant sp. Phalacrocoracidae sp.
    Last observed by Josh McLaughlin on 3 Sep 2022
  26. white egret sp. Egretta/Bubulcus/Ardea sp.
    Last observed by David Yake on 8 May 2018
  27. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Anonymous eBirder on 16 Jan 2022
  28. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    Last observed by erica feldkamp on 23 Apr 2021
  29. swallow sp. Hirundinidae sp.
    Last observed by Traci Loftin on 12 Jul 2019
  30. wren sp. Troglodytidae sp.
    Last observed by Lucy S on 27 May 2023
  31. House/Purple Finch Haemorhous mexicanus/purpureus
    Last observed by Janelle Chojnacki on 6 Nov 2019
  32. finch sp. Fringillidae sp.
    Last observed by Carol Masterson on 22 Apr 2018
  33. new world sparrow sp. Passerellidae sp.
    Last observed by David Yake on 8 May 2018
  34. blackbird sp. Icteridae sp.
    Last observed by Carol Masterson on 22 Apr 2018
  35. passerine sp. Passeriformes sp.
    Last observed by David Yake on 8 May 2018