Birding spot · Washington County, Minnesota
Birding at William O'Brien State Park: What You'll See Each Week In November, the birds most often reported at William O'Brien State Park are American Crow (77%), Blue Jay (77%), and Black-capped Chickadee (74%). It is busiest in spring, when 108 species turn up on at least 1 in 20 checklists, and species counts peak in late May (106 species). 184 species have been reported here across 1,335 complete checklists from 383 birders.
Species by week 0 25 50 75 100 125 Jan 1-7: 24 species on 5%+ of 11 checklists Jan 8-14: low data (6 checklists) Jan 15-21: low data (5 checklists) Jan 22-31: low data (7 checklists) Feb 1-7: low data (7 checklists) Feb 8-14: low data (9 checklists) Feb 15-21: low data (5 checklists) Feb 22-28: low data (6 checklists) Mar 1-7: low data (9 checklists) Mar 8-14: 30 species on 5%+ of 10 checklists Mar 15-21: 41 species on 5%+ of 15 checklists Mar 22-31: 31 species on 5%+ of 23 checklists Apr 1-7: 54 species on 5%+ of 35 checklists Apr 8-14: 66 species on 5%+ of 37 checklists Apr 15-21: 61 species on 5%+ of 38 checklists Apr 22-30: 72 species on 5%+ of 55 checklists May 1-7: 84 species on 5%+ of 68 checklists May 8-14: 105 species on 5%+ of 103 checklists May 15-21: 102 species on 5%+ of 103 checklists May 22-31: 106 species on 5%+ of 142 checklists Jun 1-7: 87 species on 5%+ of 39 checklists Jun 8-14: 84 species on 5%+ of 51 checklists Jun 15-21: 88 species on 5%+ of 52 checklists Jun 22-30: 78 species on 5%+ of 51 checklists Jul 1-7: 70 species on 5%+ of 43 checklists Jul 8-14: 90 species on 5%+ of 17 checklists Jul 15-21: 84 species on 5%+ of 19 checklists Jul 22-31: 61 species on 5%+ of 23 checklists Aug 1-7: 66 species on 5%+ of 11 checklists Aug 8-14: 62 species on 5%+ of 28 checklists Aug 15-21: 63 species on 5%+ of 24 checklists Aug 22-31: 70 species on 5%+ of 35 checklists Sep 1-7: 65 species on 5%+ of 27 checklists Sep 8-14: 59 species on 5%+ of 13 checklists Sep 15-21: 74 species on 5%+ of 14 checklists Sep 22-30: 64 species on 5%+ of 34 checklists Oct 1-7: 54 species on 5%+ of 24 checklists Oct 8-14: 47 species on 5%+ of 28 checklists Oct 15-21: 36 species on 5%+ of 21 checklists Oct 22-31: 47 species on 5%+ of 29 checklists Nov 1-7: 34 species on 5%+ of 15 checklists Nov 8-14: low data (6 checklists) Nov 15-21: low data (4 checklists) Nov 22-30: 19 species on 5%+ of 14 checklists Dec 1-7: low data (5 checklists) Dec 8-14: low data (4 checklists) Dec 15-21: low data (1 checklists) Dec 22-31: low data (9 checklists) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Number of species reported on at least 5% of complete checklists, by week (4 per month). Grey bars: fewer than 10 checklists, not counted. In November: what to expect 1 American Crow 77% 2 Blue Jay 77% 3 Black-capped Chickadee 74% 4 Dark-eyed Junco 64% 5 Downy Woodpecker 59% 6 Canada Goose 56% 7 White-breasted Nuthatch 56% 8 Northern Cardinal 41% 9 Bald Eagle 38% 10 American Robin 33% 11 American Tree Sparrow 33% 12 Pileated Woodpecker 33% 13 Red-bellied Woodpecker 33% 14 American Goldfinch 28% 15 Hairy Woodpecker 28% Share of complete checklists at this spot that reported the bird in November. The sparkline is the whole year, with this month highlighted.
Season by season Specialties Birds reported far more often here than across Minnesota.
Nearby spots Frequency is the share of complete checklists at this location that listed the bird, 2016–2025. Busy places report more of everything, and the weekly chart counts species on at least 5% of checklists so a few stray reports do not inflate it. How to read it .
American Crow77%
Blue Jay77%
Black-capped Chickadee74%
Dark-eyed Junco64%
Downy Woodpecker59%
Canada Goose56%
White-breasted Nuthatch56%
Northern Cardinal41%
Bald Eagle38%
American Robin33%
American Tree Sparrow33%
Pileated Woodpecker33%
Red-bellied Woodpecker33%
American Goldfinch28%
Hairy Woodpecker28%