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Chatfield SP--S Platte River delta (Jefferson Co)

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Illustrated Checklist

 Powered by Macaulay Library and eBird
Updated ~53 seconds ago

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240 Species Observed
Species w/ Photos
Species w/ Audio
Species Needing Photos
Species Needing Audio
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Native and Naturalized (240)

  1. Last observed by Monica Ulrich on 29 Dec 2022
  2. Last observed by William Walbek on 18 Nov 2023
  3. Last observed by David Suddjian on 12 Dec 2022
  4. Last observed by Jordan Gerue on 4 Dec 2022
  5. Last observed by Norm Lewis on 3 Jan 2024
  6. Last observed by Shannon Murphy on 17 Mar 2024
  7. Last observed by Monica Ulrich on 29 Dec 2022
  8. Last observed by Monica Ulrich on 29 Dec 2022
  9. Last observed by Brandi Steuer on 30 Sep 2023
  10. Last observed by Sue Carnahan on 14 Oct 2023
  11. Last observed by Mackenzie Goldthwait on 7 May 2023
  12. Last observed by Shannon Murphy on 17 Mar 2024
  13. Last observed by debi bailey on 2 Jan 2024
  14. Last observed by Elaine Wagner on 6 Jan 2024
  15. Last observed by Shannon Murphy on 17 Mar 2024
  16. Last observed by Jeff Birek on 3 Nov 2022
  17. Last observed by Shannon Murphy on 17 Mar 2024
  18. Last observed by Elaine Wagner on 3 Nov 2019
  19. Last observed by Elaine Wagner on 6 Jan 2024
  20. Last observed by Shannon Murphy on 17 Mar 2024
  21. Last observed by Mackenzie Goldthwait on 29 Nov 2023
  22. Last observed by Steve Stachowiak on 14 Oct 2018
  23. Last observed by Phil Lyon on 11 Nov 2022
  24. Last observed by Steve Stachowiak on 24 Oct 2023
  25. Last observed by Mackenzie Goldthwait on 20 Nov 2023
  26. Last observed by Shannon Murphy on 17 Mar 2024
  27. Last observed by Joey Kellner on 27 Nov 2005
  28. Last observed by Norm Lewis on 3 Jan 2024
  29. Last observed by Dawn Reimer on 9 Apr 2024
  30. Last observed by Doug Ward on 27 Nov 2021
  31. Last observed by Chuck Aid on 26 Sep 2022
  32. Last observed by Lauren Saunders on 18 Oct 2023
  33. Last observed by Frank Farrell on 25 Sep 2022
  34. Last observed by Steve Stachowiak on 24 Oct 2023
  35. Last observed by Steve Stachowiak on 27 Nov 2021
  36. Last observed by Steve Stachowiak on 24 Oct 2023
  37. Last observed by Ric Olson on 1 Jun 2022
  38. Last observed by Shannon Murphy on 17 Mar 2024
  39. Last observed by Shannon Murphy on 17 Mar 2024
  40. Last observed by Curt Frankenfeld on 27 Oct 2023
  41. Last observed by Frank Farrell on 28 Jun 2022
  42. Last observed by David Suddjian on 15 Sep 2015
  43. Last observed by Santi Tabares on 17 Apr 2021
  44. Last observed by Anonymous eBirder on 6 May 2023
  45. Last observed by David Bailey on 26 Aug 2020
  46. Last observed by Nico Lormand on 20 Jul 2023
  47. Last observed by Jessica Miller on 25 Apr 2022
  48. Last observed by Chuck Aid on 13 Aug 2021
  49. Last observed by James Mordarski on 23 Feb 2024
  50. Last observed by David Bailey on 23 Oct 2020
  51. Last observed by Joey Kellner on 10 May 2000
  52. Last observed by Sue Carnahan on 14 Oct 2023
  53. Last observed by Gregg Goodrich on 11 Oct 2019
  54. Last observed by Mackenzie Goldthwait on 29 Nov 2023
  55. Last observed by Steve Barlow on 3 Jun 2022
  56. Last observed by David Suddjian on 28 Apr 2014
  57. Last observed by Norman Erthal on 6 Sep 2019
  58. Last observed by David Suddjian on 18 Apr 2022
  59. Last observed by Robert Raker on 24 Aug 2020
  60. Last observed by Nick Flanik on 30 Sep 2022
  61. Last observed by Joey Kellner on 4 Nov 2022
  62. Last observed by Monica Ulrich on 12 May 2023
  63. Last observed by Lorraine Lanning on 4 Oct 2017
  64. Last observed by Robert Raker on 11 Sep 2020
  65. Last observed by Michelle Desrosiers on 11 Jun 2023
  66. Last observed by Mackenzie Goldthwait on 7 May 2023
  67. Last observed by Anonymous eBirder on 6 May 2023
  68. Last observed by Frank Farrell on 28 Jun 2022
  69. Last observed by David Suddjian on 21 Oct 2022
  70. Last observed by Reed Gorner on 1 Sep 2019
  71. Last observed by Vic Zerbi on 3 Sep 1989
  72. Last observed by Frank Farrell on 14 Sep 2020
  73. Last observed by Janice Arey on 20 Sep 2022
  74. Last observed by Bez Bezuidenhout on 3 Jun 2022
  75. Last observed by Ken Wat on 19 Sep 2022
  76. Last observed by Ric Olson on 1 Jun 2022
  77. Last observed by Steven Snyder on 4 Sep 2022
  78. Last observed by Steve Barlow on 16 Aug 2021
  79. Last observed by Frank Farrell on 24 Aug 2020
  80. Last observed by Vic Zerbi on 9 Oct 2000
  81. Last observed by David Bailey on 11 Sep 2020
  82. Last observed by Simon Tolzmann on 12 Nov 2021
  83. Last observed by Nick Flanik on 30 Sep 2022
  84. Last observed by Doug Ward on 27 Nov 2021
  85. Last observed by Steve Stachowiak on 9 Oct 2005
  86. Last observed by Joey Kellner on 4 Nov 2022
  87. Last observed by Shannon Murphy on 17 Mar 2024
  88. Last observed by Todd Deininger on 15 Jun 2011
  89. Last observed by Anonymous eBirder on 1 Jan 2024
  90. Last observed by michael kiessig on 13 Aug 2021
  91. Last observed by Jeff Birek on 3 Nov 2022
  92. Last observed by Frank Farrell on 12 Sep 2021
  93. Last observed by Frank Farrell on 2 Jun 2022
  94. Last observed by Betty Glass on 28 Aug 2021
  95. Last observed by Todd Deininger on 4 Oct 2015
  96. Last observed by Steve Stachowiak on 6 Oct 2008
  97. Last observed by Elaine Wagner on 3 Nov 2020
  98. Last observed by Ted Floyd on 13 Nov 2021
  99. Last observed by David Suddjian on 12 Dec 2022
  100. Last observed by Dawn Reimer on 9 Apr 2024
  101. Last observed by Dawn Reimer on 9 Apr 2024
  102. Last observed by Frank Farrell on 25 Apr 2022
  103. Last observed by Mackenzie Goldthwait on 7 May 2023
  104. Last observed by Joey Kellner on 25 Jun 2022
  105. Last observed by Dawn Reimer on 9 Apr 2024
  106. Last observed by Myron Gerhard on 21 Oct 2019
  107. Last observed by Lorraine Lanning on 14 Oct 2019
  108. Last observed by David Wade on 22 Apr 2022
  109. Last observed by Dawn Reimer on 9 Apr 2024
  110. Last observed by Evan Wilder on 30 Apr 2022
  111. Last observed by Anonymous eBirder on 6 May 2023
  112. Last observed by Nico Lormand on 20 Jul 2023
  113. Last observed by Constance Hasko on 14 May 2023
  114. Last observed by Aspen Shih on 30 May 2022
  115. Last observed by debi bailey on 2 Jan 2024
  116. Last observed by Jeff Birek on 3 Nov 2022
  117. Last observed by Curt Frankenfeld on 27 Oct 2023
  118. Last observed by James Mordarski on 23 Feb 2024
  119. Last observed by Joey Kellner on 25 Sep 1998
  120. Last observed by Joey Kellner on 28 Apr 2009
  121. Last observed by Monica Ulrich on 12 May 2023
  122. Last observed by Shannon Murphy on 17 Mar 2024
  123. Last observed by Simon Tolzmann on 12 Nov 2021
  124. Last observed by Monica Ulrich on 29 Dec 2022
  125. Last observed by David Bailey on 23 Oct 2020
  126. Last observed by Anonymous eBirder on 6 May 2023
  127. Last observed by Anonymous eBirder on 1 Jan 2024
  128. Last observed by Torrance Wells on 17 Sep 2021
  129. Last observed by William Walbek on 18 Nov 2023
  130. Last observed by Curt Frankenfeld on 27 Oct 2023
  131. Last observed by Shannon Murphy on 17 Mar 2024
  132. Last observed by Mackenzie Goldthwait on 29 Nov 2023
  133. Last observed by Lauren Saunders on 18 Oct 2023
  134. Last observed by WFO 2019 Young Birders and Friends Big Year 2021 on 17 Apr 2021
  135. Last observed by Ric Olson on 6 Jan 2021
  136. Last observed by Nico Lormand on 20 Jul 2023
  137. Last observed by David Bailey on 26 Aug 2020
  138. Last observed by Michelle Desrosiers on 11 Jun 2023
  139. Last observed by Ric Olson on 11 Sep 2020
  140. Last observed by Mark Chavez on 27 Aug 2015
  141. Last observed by Joe Chen on 17 Jul 2020
  142. Last observed by James McCall on 14 Aug 2020
  143. Last observed by Santi Tabares on 17 Apr 2021
  144. Last observed by Kevin Williams on 17 Sep 2021
  145. Last observed by Sue Carnahan on 14 Oct 2023
  146. Last observed by Monica Ulrich on 12 May 2023
  147. Last observed by Joe Chen on 17 Jul 2020
  148. Last observed by Kevin Williams on 17 Sep 2021
  149. Last observed by Rob Hamilton on 21 May 2023
  150. Last observed by Daniel Horton on 31 Aug 2016
  151. Last observed by Monica Ulrich on 12 May 2023
  152. Last observed by Ren Burke on 6 Dec 2022
  153. Last observed by Frank Farrell on 21 Sep 2020
  154. Last observed by Curt Frankenfeld on 27 Oct 2023
  155. Last observed by Rob Hamilton on 21 May 2023
  156. Last observed by Shannon Murphy on 17 Mar 2024
  157. Last observed by Shannon Murphy on 17 Mar 2024
  158. Last observed by debi bailey on 2 Jan 2024
  159. Last observed by Shannon Murphy on 17 Mar 2024
  160. Last observed by Justin Way on 15 Oct 2023
  161. Last observed by Rob Harbin on 20 Apr 2023
  162. Last observed by Wes Donnell on 6 May 2023
  163. Last observed by Cheryl Miller on 2 Jul 2023
  164. Last observed by Michelle Desrosiers on 11 Jun 2023
  165. Last observed by Cheryl Miller on 2 Jul 2023
  166. Last observed by Monica Ulrich on 12 May 2023
  167. Last observed by Michelle Desrosiers on 11 Jun 2023
  168. Last observed by Simon Tolzmann on 12 Nov 2021
  169. Last observed by Mitchell Bailey on 23 Oct 2020
  170. Last observed by Sabrina Hepburn on 6 Oct 2019
  171. Last observed by Curt Frankenfeld on 27 Oct 2023
  172. Last observed by Joe Chen on 16 Aug 2020
  173. Last observed by Simon Tolzmann on 12 Nov 2021
  174. Last observed by Renee Casias on 17 Jan 2021
  175. Last observed by Kevin Williams on 19 Oct 2019
  176. Last observed by Nico Lormand on 20 Jul 2023
  177. Last observed by David Bailey on 23 Oct 2020
  178. Last observed by Bill Schreitz on 7 Jan 2021
  179. Last observed by Shannon Murphy on 17 Mar 2024
  180. Last observed by Michelle Desrosiers on 11 Jun 2023
  181. Last observed by Torrance Wells on 17 Sep 2021
  182. Last observed by Frank Farrell on 7 Apr 2021
  183. Last observed by Frank Farrell on 9 May 2021
  184. Last observed by Shannon Murphy on 17 Mar 2024
  185. Last observed by Anonymous eBirder on 1 Jan 2024
  186. Last observed by Sarah Leavesley on 29 May 2016
  187. Last observed by Scott Somershoe on 10 Oct 2019
  188. Last observed by debi bailey on 2 Jan 2024
  189. Last observed by Nico Lormand on 20 Jul 2023
  190. Last observed by Brian Genge on 26 Nov 2021
  191. Last observed by Evan Wilder on 19 Apr 2022
  192. Last observed by David Suddjian on 3 Sep 2022
  193. Last observed by Rob Hamilton on 21 May 2023
  194. Last observed by Max Miller on 10 Jan 2021
  195. Last observed by David Bailey on 14 Sep 2019
  196. Last observed by Lauren Saunders on 18 Oct 2023
  197. Last observed by Nico Lormand on 20 Jul 2023
  198. Last observed by Monica Ulrich on 12 May 2023
  199. Last observed by Mike Clark on 29 Aug 2022
  200. Last observed by Steven Snyder on 1 Nov 2020
  201. Last observed by Monica Ulrich on 12 May 2023
  202. Last observed by Nico Lormand on 20 Jul 2023
  203. Last observed by Mackenzie Goldthwait on 7 Sep 2020
  204. Last observed by Anonymous eBirder on 1 Jan 2024
  205. Last observed by Curt Frankenfeld on 27 Oct 2023
  206. Last observed by Shannon Murphy on 17 Mar 2024
  207. Last observed by Anonymous eBirder on 6 May 2023
  208. Last observed by Joey Kellner on 4 Nov 2022
  209. Last observed by Curt Frankenfeld on 27 Oct 2023
  210. Last observed by Joey Kellner on 4 Nov 2022
  211. Last observed by Joey Kellner on 4 Nov 2022
  212. Last observed by Monica Ulrich on 12 May 2023
  213. Last observed by Nico Lormand on 20 Jul 2023
  214. Last observed by Michelle Desrosiers on 11 Jun 2023
  215. Last observed by Gregg Goodrich on 19 Apr 2022
  216. Last observed by Dawn Reimer on 9 Apr 2024
  217. Last observed by Cheryl Miller on 2 Jul 2023
  218. Last observed by Curt Frankenfeld on 27 Oct 2023
  219. Last observed by Rob Hamilton on 21 May 2023
  220. Last observed by Frank Farrell on 4 Apr 2021
  221. Last observed by Michelle Desrosiers on 11 Jun 2023
  222. Last observed by Curt Frankenfeld on 27 Oct 2023
  223. Last observed by Donna Stumpp on 8 Sep 2019
  224. Last observed by Frank Farrell on 18 Aug 2020
  225. Last observed by Ric Olson on 12 Oct 2022
  226. Last observed by Dale Pate on 11 Sep 2020
  227. Last observed by Santi Tabares on 15 Sep 2019
  228. Last observed by Constance Hasko on 14 May 2023
  229. Last observed by Cheryl Miller on 2 Jul 2023
  230. Last observed by Nico Lormand on 20 Jul 2023
  231. Last observed by Justin Way on 15 Oct 2023
  232. Last observed by Donna Stumpp on 8 Sep 2019
  233. Last observed by Joey Kellner on 20 Aug 2001
  234. Last observed by Mitchell Bailey on 23 Oct 2020
  235. Last observed by Evan Wilder on 24 Sep 2022
  236. Last observed by Michelle Desrosiers on 11 Jun 2023
  237. Last observed by Joey Kellner on 30 Jul 2005
  238. Last observed by Doug Kibbe on 24 Aug 2016
  239. Last observed by Chuck Aid on 13 Aug 2021
  240. Last observed by Joey Kellner on 2 Jul 2020

Hybrids (3)

  1. Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchos
    Last observed by David Suddjian on 4 Oct 2016
  2. Black x Eastern Phoebe (hybrid) Sayornis nigricans x phoebe
    Last observed by Ric Olson on 15 Jul 2022
  3. Black-capped x Mountain Chickadee (hybrid) Poecile atricapillus x gambeli
    Last observed by Donna Stumpp on 8 Sep 2019

Additional Taxa (45)

  1. Cackling/Canada Goose Branta hutchinsii/canadensis
    Last observed by Bryan Arnold on 28 Dec 2022
  2. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    Last observed by Ken Wat on 26 Dec 2022
  3. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    Last observed by Ric Olson on 12 Oct 2022
  4. Eurasian/American Wigeon Mareca penelope/americana
    Last observed by Ira Sanders on 30 Sep 2017
  5. teal sp. Anatidae sp. (teal sp.)
    Last observed by Scott Somershoe on 12 Apr 2021
  6. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    Last observed by John Drummond on 6 Nov 2021
  7. Greater/Lesser Scaup Aythya marila/affinis
    Last observed by Ted Uhlemann on 31 Oct 2019
  8. scoter sp. Melanitta sp.
    Last observed by Doug Ward on 27 Nov 2021
  9. Common/Red-breasted Merganser Mergus merganser/serrator
    Last observed by Elaine Wagner on 30 Mar 2020
  10. duck sp. Anatidae (duck sp.)
    Last observed by Muck Korth on 14 Nov 2021
  11. Horned/Eared Grebe Podiceps auritus/nigricollis
    Last observed by Chase Caldwell on 9 Nov 2021
  12. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    Last observed by Jessica Miller on 25 Apr 2022
  13. Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandri
    Last observed by Sarah Leavesley on 29 May 2016
  14. Selasphorus sp. Selasphorus sp.
    Last observed by Santi Tabares on 27 Jul 2018
  15. hummingbird sp. Trochilidae sp.
    Last observed by David Suddjian on 7 Jul 2020
  16. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    Last observed by Frank Farrell on 1 Oct 2019
  17. Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
    Last observed by Chuck Aid on 26 Sep 2017
  18. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    Last observed by Diane Birks on 27 Aug 2016
  19. peep sp. Calidris sp. (peep sp.)
    Last observed by Frank Farrell on 14 Sep 2020
  20. Calidris sp. Calidris sp.
    Last observed by Frank Farrell on 1 Sep 2019
  21. jaeger sp. Stercorarius sp. (jaeger sp.)
    Last observed by Reed Gorner on 30 Sep 2018
  22. Larus sp. Larus sp.
    Last observed by Simon Tolzmann on 12 Nov 2021
  23. gull sp. Larinae sp.
    Last observed by Brian Genge on 12 Feb 2023
  24. loon sp. Gavia sp.
    Last observed by Hannah Floyd on 13 Nov 2021
  25. white egret sp. Egretta/Bubulcus/Ardea sp.
    Last observed by Santi Tabares on 19 Jul 2018
  26. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    Last observed by James McCall on 14 Aug 2020
  27. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    Last observed by Cole Sage on 12 Jul 2020
  28. Accipiter sp. Accipiter sp.
    Last observed by Kevin Williams on 5 Oct 2019
  29. Buteo sp. Buteo sp.
    Last observed by Cynthia Kristensen on 9 Sep 2019
  30. hawk sp. Accipitridae sp. (hawk sp.)
    Last observed by Anonymous eBirder on 21 Feb 2021
  31. owl sp. Strigiformes sp.
    Last observed by Claire H on 6 Jan 2021
  32. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    Last observed by Cole Sage on 12 Jul 2020
  33. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    Last observed by Angela Cote on 26 Sep 2022
  34. Empidonax sp. Empidonax sp.
    Last observed by Kevin Williams on 17 Sep 2021
  35. phoebe sp. Sayornis sp.
    Last observed by Santi Tabares on 17 Apr 2021
  36. new world flycatcher sp. Tyrannidae sp.
    Last observed by Harris Wohl on 12 Aug 2022
  37. raven sp. Corvus sp. (raven sp.)
    Last observed by Ben Sampson on 11 Jan 2021
  38. crow/raven sp. Corvus sp.
    Last observed by Angela Trnka on 2 Sep 2017
  39. chickadee sp. Poecile sp.
    Last observed by Bruce Cyganowski on 26 Aug 2015
  40. swallow sp. Hirundinidae sp.
    Last observed by David Suddjian on 3 Sep 2022
  41. bluebird sp. Sialia sp.
    Last observed by Frank Farrell on 14 Sep 2020
  42. Spizella sp. Spizella sp.
    Last observed by David Bailey on 11 Sep 2020
  43. new world sparrow sp. Passerellidae sp.
    Last observed by Frank Farrell on 1 Oct 2020
  44. new world warbler sp. Parulidae sp.
    Last observed by Rosanne Juergens on 28 Aug 2021
  45. passerine sp. Passeriformes sp.
    Last observed by W. Robert Shade III on 6 Sep 2019