All birding data is from checklists in the dfobirders eBird account beginning in 1979.
397 species (2,614,135 individuals) recorded on DFO field trips
Participants since mid-2014 (website registration)
| Year | Participants |
| 2014 | 163 |
| 2015 | 347 |
| 2016 | 306 |
| 2017 | 365 |
| 2018 | 466 |
| 2019 | 473 |
| 2020 | 168 |
Top 10 Species Reported
Rarest Species Reported
These species have been recorded on only one trip.
Anna's Hummingbird
|
Lesser Nighthawk
|
Blue-winged Warbler
|
Hermit Warbler
|
Cape May Warbler
|
Least Bittern
|
Buff-breasted Sandpiper
|
Painted Bunting
|
Ruddy Turnstone
|
Pomarine Jaeger
|
Black Rail
|
Fork-tailed Flycatcher
|
Canada Warbler
|
Blackburnian Warbler
|
Eurasian Wigeon
|
White Ibis
|
Sprague's Pipit
|
Bohemian Waxwing
|
Blue-headed Vireo
|
Harris's Hawk
|
Kentucky Warbler
|
Gunnison Sage-Grouse
|
White-winged Crossbill
|
Mourning Warbler
|
Lucy's Warbler
|
Black-billed Cuckoo
| |