Birding spot · Boulder County, Colorado
Birding at Davis Reservoir Number 1: What You'll See Each Week In November, the birds most often reported at Davis Reservoir Number 1 are Black-capped Chickadee (78%), House Finch (66%), and Blue Jay (62%). It is busiest in spring, when 51 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (62 species). 172 species have been reported here across 2,946 complete checklists from 339 birders.
Species by week 0 20 40 60 80 Jan 1-7: 38 species on 5%+ of 60 checklists Jan 8-14: 35 species on 5%+ of 53 checklists Jan 15-21: 37 species on 5%+ of 55 checklists Jan 22-31: 36 species on 5%+ of 59 checklists Feb 1-7: 37 species on 5%+ of 44 checklists Feb 8-14: 31 species on 5%+ of 42 checklists Feb 15-21: 31 species on 5%+ of 61 checklists Feb 22-28: 32 species on 5%+ of 62 checklists Mar 1-7: 34 species on 5%+ of 51 checklists Mar 8-14: 32 species on 5%+ of 53 checklists Mar 15-21: 39 species on 5%+ of 39 checklists Mar 22-31: 32 species on 5%+ of 80 checklists Apr 1-7: 35 species on 5%+ of 62 checklists Apr 8-14: 34 species on 5%+ of 62 checklists Apr 15-21: 46 species on 5%+ of 63 checklists Apr 22-30: 47 species on 5%+ of 120 checklists May 1-7: 51 species on 5%+ of 126 checklists May 8-14: 62 species on 5%+ of 125 checklists May 15-21: 60 species on 5%+ of 85 checklists May 22-31: 58 species on 5%+ of 100 checklists Jun 1-7: 35 species on 5%+ of 42 checklists Jun 8-14: 34 species on 5%+ of 42 checklists Jun 15-21: 34 species on 5%+ of 31 checklists Jun 22-30: 38 species on 5%+ of 26 checklists Jul 1-7: 32 species on 5%+ of 41 checklists Jul 8-14: 38 species on 5%+ of 39 checklists Jul 15-21: 32 species on 5%+ of 27 checklists Jul 22-31: 31 species on 5%+ of 67 checklists Aug 1-7: 39 species on 5%+ of 39 checklists Aug 8-14: 42 species on 5%+ of 44 checklists Aug 15-21: 39 species on 5%+ of 29 checklists Aug 22-31: 40 species on 5%+ of 80 checklists Sep 1-7: 32 species on 5%+ of 70 checklists Sep 8-14: 41 species on 5%+ of 45 checklists Sep 15-21: 41 species on 5%+ of 54 checklists Sep 22-30: 42 species on 5%+ of 75 checklists Oct 1-7: 39 species on 5%+ of 48 checklists Oct 8-14: 36 species on 5%+ of 90 checklists Oct 15-21: 42 species on 5%+ of 84 checklists Oct 22-31: 35 species on 5%+ of 122 checklists Nov 1-7: 37 species on 5%+ of 44 checklists Nov 8-14: 31 species on 5%+ of 47 checklists Nov 15-21: 38 species on 5%+ of 61 checklists Nov 22-30: 41 species on 5%+ of 69 checklists Dec 1-7: 45 species on 5%+ of 40 checklists Dec 8-14: 37 species on 5%+ of 48 checklists Dec 15-21: 40 species on 5%+ of 81 checklists Dec 22-31: 41 species on 5%+ of 59 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 Black-capped Chickadee 78% 2 House Finch 66% 3 Blue Jay 62% 4 Red-winged Blackbird 61% 5 Dark-eyed Junco 61% 6 Mallard 60% 7 American Crow 59% 8 Northern Flicker 53% 9 American Goldfinch 49% 10 White-breasted Nuthatch 48% 11 American Robin 44% 12 Canada Goose 40% 13 Downy Woodpecker 35% 14 Eurasian Collared-Dove 30% 15 Ring-billed Gull 29% 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 Colorado.
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 .
Black-capped Chickadee78%
House Finch66%
Blue Jay62%
Red-winged Blackbird61%
Dark-eyed Junco61%
Mallard60%
American Crow59%
Northern Flicker53%
American Goldfinch49%
White-breasted Nuthatch48%
American Robin44%
Canada Goose40%
Downy Woodpecker35%
Eurasian Collared-Dove30%
Ring-billed Gull29%