Birding spot · Somerset County, New Jersey
Birding at Duke Island Park: What You'll See Each Week In November, the birds most often reported at Duke Island Park are Canada Goose (92%), White-throated Sparrow (83%), and Red-bellied Woodpecker (77%). It is busiest in spring, when 104 species turn up on at least 1 in 20 checklists, and species counts peak in early May (107 species). 171 species have been reported here across 1,360 complete checklists from 240 birders.
Species by week 0 25 50 75 100 125 Jan 1-7: 41 species on 5%+ of 68 checklists Jan 8-14: 51 species on 5%+ of 35 checklists Jan 15-21: 40 species on 5%+ of 28 checklists Jan 22-31: 51 species on 5%+ of 31 checklists Feb 1-7: 46 species on 5%+ of 22 checklists Feb 8-14: 50 species on 5%+ of 28 checklists Feb 15-21: 52 species on 5%+ of 38 checklists Feb 22-28: 46 species on 5%+ of 43 checklists Mar 1-7: 57 species on 5%+ of 37 checklists Mar 8-14: 57 species on 5%+ of 36 checklists Mar 15-21: 61 species on 5%+ of 43 checklists Mar 22-31: 57 species on 5%+ of 28 checklists Apr 1-7: 62 species on 5%+ of 32 checklists Apr 8-14: 64 species on 5%+ of 31 checklists Apr 15-21: 74 species on 5%+ of 38 checklists Apr 22-30: 96 species on 5%+ of 73 checklists May 1-7: 107 species on 5%+ of 75 checklists May 8-14: 103 species on 5%+ of 65 checklists May 15-21: 102 species on 5%+ of 55 checklists May 22-31: 76 species on 5%+ of 44 checklists Jun 1-7: 67 species on 5%+ of 22 checklists Jun 8-14: 62 species on 5%+ of 21 checklists Jun 15-21: 61 species on 5%+ of 12 checklists Jun 22-30: 72 species on 5%+ of 16 checklists Jul 1-7: 71 species on 5%+ of 31 checklists Jul 8-14: 65 species on 5%+ of 31 checklists Jul 15-21: 71 species on 5%+ of 17 checklists Jul 22-31: 55 species on 5%+ of 22 checklists Aug 1-7: 69 species on 5%+ of 20 checklists Aug 8-14: 59 species on 5%+ of 14 checklists Aug 15-21: 57 species on 5%+ of 11 checklists Aug 22-31: 70 species on 5%+ of 20 checklists Sep 1-7: 66 species on 5%+ of 17 checklists Sep 8-14: 76 species on 5%+ of 13 checklists Sep 15-21: low data (9 checklists) Sep 22-30: 63 species on 5%+ of 14 checklists Oct 1-7: 71 species on 5%+ of 14 checklists Oct 8-14: 52 species on 5%+ of 21 checklists Oct 15-21: 51 species on 5%+ of 10 checklists Oct 22-31: 58 species on 5%+ of 20 checklists Nov 1-7: 56 species on 5%+ of 12 checklists Nov 8-14: low data (7 checklists) Nov 15-21: 61 species on 5%+ of 17 checklists Nov 22-30: 46 species on 5%+ of 24 checklists Dec 1-7: 51 species on 5%+ of 15 checklists Dec 8-14: 48 species on 5%+ of 15 checklists Dec 15-21: 43 species on 5%+ of 23 checklists Dec 22-31: 41 species on 5%+ of 42 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 Canada Goose 92% 2 White-throated Sparrow 83% 3 Red-bellied Woodpecker 77% 4 Blue Jay 68% 5 American Robin 67% 6 White-breasted Nuthatch 67% 7 Turkey Vulture 65% 8 Carolina Wren 62% 9 Great Blue Heron 62% 10 Mallard 62% 11 Downy Woodpecker 58% 12 Dark-eyed Junco 57% 13 Northern Cardinal 55% 14 Song Sparrow 55% 15 Northern Flicker 50% 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 New Jersey.
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 .
Canada Goose92%
White-throated Sparrow83%
Red-bellied Woodpecker77%
Blue Jay68%
American Robin67%
White-breasted Nuthatch67%
Turkey Vulture65%
Carolina Wren62%
Great Blue Heron62%
Mallard62%
Downy Woodpecker58%
Dark-eyed Junco57%
Northern Cardinal55%
Song Sparrow55%
Northern Flicker50%