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

Marion

Map

Explore...

eBirders

Updated ~17 hours ago

Custom Time Period

Change Time Period

Checklist Leaders

  • 1.
    Leland Gilsen
    14,670
  • 2.
    Tim Johnson
    4218
  • 3.
    Barbara Dolan
    3167
  • 4.
    Grant Canterbury
    2255
  • 5.
    Mike Unger
    1850
  • 6.
    Tara Choate
    1660
  • 7.
    Joseph Baker
    1394
  • 8.
    Jim Kopitzke
    1380
  • 9.
    Dominic Valenti
    1374
  • 10.
    Richard Niemeyer
    1348
Top 100 By Checklists

Species Leaders

  • 1.
    Roy Gerig
    273
  • 2.
    Steve Dowlan
    264
  • 3.
    Dan Langhoff
    262
  • 4.
    William Tice
    257
  • 5.
    Jeff Harding
    246
  • 6.
    Tim Johnson
    243
  • 7.
    Jim Kopitzke
    239
  • 8.
    Stuart Sparkman
    237
  • 9.
    Karen Viste-Sparkman
    233
  • 10.
    Barbara Dolan
    230
Top 100 By Species