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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.

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Boulder

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Region Stats

420 Species 213.1K Checklists eBirders

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eBird in Boulder

eBirding This Month Apr 2024

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 Updated ~23 hours ago
173 Species 2328 Checklists eBirders

Community Targets

New Species

Native and Naturalized (5)

  1. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: John Rutenbeck
    Location: Little Gaynor Lake
  2. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Scott Brown
    Location: University of Colorado campus--Confluence Ponds and Skunk Creek
  3. Green-tailed Towhee Pipilo chlorurus
    # Count: 1
    Date:
    Observer: Patrick Morgan
    Location: Old Saint Vrain Rd
  4. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Noli Ergas
    Location: Walden Ponds Wildlife Habitat--Walden & Sawhill Ponds all together
  5. Bohemian Waxwing Bombycilla garrulus
    # Count: 20
    Date:
    Observer: Jeffrey Price
    Location: Mesa Trail Complex
All New Species

Recent Checklists

Checklists submitted within the last hour are not shown.
All Recent Checklists

Recent Trip Reports

Updated ~2 days ago
All Recent Trip Reports

Hotspots

This Month, Apr 2024
Updated ~23 hours ago
All Hotspots

eBirders

This Month, Apr 2024
Updated ~13 hours ago

Checklist Leaders

  • 1.
    Valentina Roumi
    80
  • 2.
    Nathan Pieplow
    62
  • 3.
    Christian Nunes
    47
  • 4.
    Alex Smolyanskaya
    42
  • 5.
    Susan Ringoen
    41
  • 6.
    Pamela S
    40
  • 7.
    Scott Brown
    39
  • 8.
    Patrick Morgan
    38
  • 9.
    Sarah Spotten
    37
  • 9.
    Courtney Rella
    37

Species Leaders

  • 1.
    Valentina Roumi
    137
  • 2.
    Christian Nunes
    123
  • 3.
    Pamela S
    114
  • 4.
    Kieran Schnitzspahn
    111
  • 5.
    Patrick Morgan
    108
  • 6.
    Lauren Hatch
    106
  • 7.
    Susan Ringoen
    102
  • 8.
    John Salisbury
    101
  • 9.
    Jim Ward
    100
  • 10.
    Scott Brown
    99
All eBirders