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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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Contra Costa

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Region Stats

388 Species 153K Checklists eBirders

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eBird in Contra Costa

eBirding This Month Apr 2024

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 Updated ~16 hours ago
225 Species 1076 Checklists eBirders

Community Targets

New Species

Native and Naturalized (5)

  1. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Vicky Atkinson
    Location: Big Break Regional Shoreline--Observation and Fishing Pier
  2. Lawrence's Goldfinch Spinus lawrencei
    # Count: 2
    Date:
    Observer: John Luther
    Location: Sibley Volcanic Regional Preserve
  3. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Denise Wight
    Location: Mt. Diablo SP--Mitchell Canyon
  4. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: 18 Paintbrush Lane, Orinda, California, US (37.863, -122.187)
  5. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Melani King
    Location: Mt. Diablo SP--Mitchell Canyon
All New Species

Recent Checklists

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

Recent Trip Reports

Updated ~16 hours ago
All Recent Trip Reports

Hotspots

This Month, Apr 2024
Updated ~16 hours ago
All Hotspots

eBirders

This Month, Apr 2024
Updated ~17 hours ago

Checklist Leaders

  • 1.
    Jim Chiropolos
    37
  • 2.
    Theresa Call
    33
  • 3.
    Vicky Atkinson
    30
  • 4.
    jerald britten
    24
  • 5.
    Melani King
    23
  • 6.
    Matt Tarlach
    21
  • 7.
    Cathy Shahan
    20
  • 7.
    Crystal Shahan
    20
  • 7.
    Stephen Vogel
    20
  • 10.
    Albert Linkowski
    16

Species Leaders

  • 1.
    jerald britten
    150
  • 2.
    Vicky Atkinson
    148
  • 3.
    Albert Linkowski
    147
  • 4.
    Jim Chiropolos
    133
  • 5.
    Jack Hayden
    129
  • 6.
    Matt Tarlach
    126
  • 7.
    Melani King
    120
  • 8.
    logan kahle
    112
  • 9.
    Forest Chapman
    111
  • 10.
    Srikant Char
    108
All eBirders