Birding spot · Delaware County, Pennsylvania
Birding at Elwell Field: What You'll See Each Week In November, the birds most often reported at Elwell Field are Song Sparrow (87%), American Robin (85%), and Dark-eyed Junco (80%). It is busiest in fall, when 56 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of October (68 species). 127 species have been reported here across 1,157 complete checklists from 112 birders.
Species by week 0 20 40 60 80 Jan 1-7: 36 species on 5%+ of 19 checklists Jan 8-14: 28 species on 5%+ of 21 checklists Jan 15-21: 30 species on 5%+ of 12 checklists Jan 22-31: 26 species on 5%+ of 25 checklists Feb 1-7: 38 species on 5%+ of 15 checklists Feb 8-14: 26 species on 5%+ of 24 checklists Feb 15-21: 28 species on 5%+ of 21 checklists Feb 22-28: 38 species on 5%+ of 20 checklists Mar 1-7: 29 species on 5%+ of 12 checklists Mar 8-14: 42 species on 5%+ of 19 checklists Mar 15-21: 47 species on 5%+ of 19 checklists Mar 22-31: 38 species on 5%+ of 32 checklists Apr 1-7: 40 species on 5%+ of 26 checklists Apr 8-14: 44 species on 5%+ of 35 checklists Apr 15-21: 47 species on 5%+ of 24 checklists Apr 22-30: 48 species on 5%+ of 29 checklists May 1-7: 62 species on 5%+ of 50 checklists May 8-14: 60 species on 5%+ of 48 checklists May 15-21: 63 species on 5%+ of 24 checklists May 22-31: 52 species on 5%+ of 34 checklists Jun 1-7: 43 species on 5%+ of 20 checklists Jun 8-14: 45 species on 5%+ of 18 checklists Jun 15-21: 46 species on 5%+ of 15 checklists Jun 22-30: 38 species on 5%+ of 22 checklists Jul 1-7: low data (9 checklists) Jul 8-14: 40 species on 5%+ of 14 checklists Jul 15-21: 40 species on 5%+ of 16 checklists Jul 22-31: low data (7 checklists) Aug 1-7: low data (6 checklists) Aug 8-14: 34 species on 5%+ of 10 checklists Aug 15-21: low data (6 checklists) Aug 22-31: 45 species on 5%+ of 30 checklists Sep 1-7: 36 species on 5%+ of 21 checklists Sep 8-14: 41 species on 5%+ of 21 checklists Sep 15-21: 56 species on 5%+ of 31 checklists Sep 22-30: 48 species on 5%+ of 30 checklists Oct 1-7: 55 species on 5%+ of 44 checklists Oct 8-14: 68 species on 5%+ of 35 checklists Oct 15-21: 49 species on 5%+ of 24 checklists Oct 22-31: 53 species on 5%+ of 54 checklists Nov 1-7: 50 species on 5%+ of 46 checklists Nov 8-14: 48 species on 5%+ of 30 checklists Nov 15-21: 41 species on 5%+ of 28 checklists Nov 22-30: 45 species on 5%+ of 38 checklists Dec 1-7: 30 species on 5%+ of 21 checklists Dec 8-14: 31 species on 5%+ of 24 checklists Dec 15-21: 28 species on 5%+ of 21 checklists Dec 22-31: low data (7 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 Song Sparrow 87% 2 American Robin 85% 3 Dark-eyed Junco 80% 4 White-throated Sparrow 80% 5 American Crow 77% 6 Northern Cardinal 77% 7 House Finch 68% 8 Blue Jay 66% 9 European Starling 60% 10 American Goldfinch 58% 11 Carolina Wren 58% 12 House Sparrow 57% 13 Mourning Dove 54% 14 Red-bellied Woodpecker 53% 15 White-breasted Nuthatch 44% 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 Pennsylvania.
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 .
Song Sparrow87%
American Robin85%
Dark-eyed Junco80%
White-throated Sparrow80%
American Crow77%
Northern Cardinal77%
House Finch68%
Blue Jay66%
European Starling60%
American Goldfinch58%
Carolina Wren58%
House Sparrow57%
Mourning Dove54%
Red-bellied Woodpecker53%
White-breasted Nuthatch44%