Birding spot · Jefferson County, Colorado
Birding at Bear Creek Greenbelt: What You'll See Each Week In November, the birds most often reported at Bear Creek Greenbelt are Mallard (89%), Black-billed Magpie (86%), and Northern Flicker (82%). It is busiest in spring, when 55 species turn up on at least 1 in 20 checklists, and species counts peak in late May (64 species). 156 species have been reported here across 3,759 complete checklists from 610 birders.
Species by week 0 20 40 60 80 Jan 1-7: 38 species on 5%+ of 99 checklists Jan 8-14: 40 species on 5%+ of 75 checklists Jan 15-21: 40 species on 5%+ of 107 checklists Jan 22-31: 45 species on 5%+ of 191 checklists Feb 1-7: 40 species on 5%+ of 88 checklists Feb 8-14: 39 species on 5%+ of 69 checklists Feb 15-21: 35 species on 5%+ of 83 checklists Feb 22-28: 40 species on 5%+ of 94 checklists Mar 1-7: 40 species on 5%+ of 152 checklists Mar 8-14: 40 species on 5%+ of 82 checklists Mar 15-21: 44 species on 5%+ of 113 checklists Mar 22-31: 46 species on 5%+ of 195 checklists Apr 1-7: 48 species on 5%+ of 100 checklists Apr 8-14: 43 species on 5%+ of 73 checklists Apr 15-21: 48 species on 5%+ of 80 checklists Apr 22-30: 47 species on 5%+ of 125 checklists May 1-7: 54 species on 5%+ of 74 checklists May 8-14: 59 species on 5%+ of 93 checklists May 15-21: 57 species on 5%+ of 75 checklists May 22-31: 64 species on 5%+ of 118 checklists Jun 1-7: 53 species on 5%+ of 63 checklists Jun 8-14: 54 species on 5%+ of 59 checklists Jun 15-21: 51 species on 5%+ of 47 checklists Jun 22-30: 57 species on 5%+ of 80 checklists Jul 1-7: 52 species on 5%+ of 79 checklists Jul 8-14: 49 species on 5%+ of 45 checklists Jul 15-21: 55 species on 5%+ of 57 checklists Jul 22-31: 45 species on 5%+ of 63 checklists Aug 1-7: 52 species on 5%+ of 38 checklists Aug 8-14: 49 species on 5%+ of 36 checklists Aug 15-21: 53 species on 5%+ of 31 checklists Aug 22-31: 42 species on 5%+ of 45 checklists Sep 1-7: 46 species on 5%+ of 54 checklists Sep 8-14: 41 species on 5%+ of 47 checklists Sep 15-21: 49 species on 5%+ of 50 checklists Sep 22-30: 48 species on 5%+ of 59 checklists Oct 1-7: 41 species on 5%+ of 36 checklists Oct 8-14: 40 species on 5%+ of 40 checklists Oct 15-21: 35 species on 5%+ of 47 checklists Oct 22-31: 36 species on 5%+ of 69 checklists Nov 1-7: 37 species on 5%+ of 55 checklists Nov 8-14: 39 species on 5%+ of 67 checklists Nov 15-21: 42 species on 5%+ of 64 checklists Nov 22-30: 42 species on 5%+ of 71 checklists Dec 1-7: 35 species on 5%+ of 67 checklists Dec 8-14: 40 species on 5%+ of 74 checklists Dec 15-21: 41 species on 5%+ of 88 checklists Dec 22-31: 39 species on 5%+ of 142 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 Mallard 89% 2 Black-billed Magpie 86% 3 Northern Flicker 82% 4 Black-capped Chickadee 81% 5 Song Sparrow 67% 6 Red-tailed Hawk 61% 7 American Crow 60% 8 House Finch 57% 9 European Starling 57% 10 Canada Goose 56% 11 White-breasted Nuthatch 56% 12 Blue Jay 51% 13 Belted Kingfisher 45% 14 Red-winged Blackbird 45% 15 American Robin 42% 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 .
Mallard89%
Black-billed Magpie86%
Northern Flicker82%
Black-capped Chickadee81%
Song Sparrow67%
Red-tailed Hawk61%
American Crow60%
House Finch57%
European Starling57%
Canada Goose56%
White-breasted Nuthatch56%
Blue Jay51%
Belted Kingfisher45%
Red-winged Blackbird45%
American Robin42%