Birding spot · Bergen County, New Jersey
Birding at Richard W de Korte Park: What You'll See Each Week In November, the birds most often reported at Richard W de Korte Park are Mallard (92%), Song Sparrow (82%), and Ruddy Duck (81%). It is busiest in spring, when 94 species turn up on at least 1 in 20 checklists, and species counts peak in mid May (93 species). 261 species have been reported here across 10,095 complete checklists from 1,261 birders.
Species by week 0 20 40 60 80 100 Jan 1-7: 57 species on 5%+ of 197 checklists Jan 8-14: 55 species on 5%+ of 154 checklists Jan 15-21: 52 species on 5%+ of 162 checklists Jan 22-31: 54 species on 5%+ of 221 checklists Feb 1-7: 54 species on 5%+ of 143 checklists Feb 8-14: 63 species on 5%+ of 174 checklists Feb 15-21: 58 species on 5%+ of 222 checklists Feb 22-28: 64 species on 5%+ of 159 checklists Mar 1-7: 58 species on 5%+ of 162 checklists Mar 8-14: 59 species on 5%+ of 138 checklists Mar 15-21: 61 species on 5%+ of 181 checklists Mar 22-31: 65 species on 5%+ of 227 checklists Apr 1-7: 77 species on 5%+ of 198 checklists Apr 8-14: 85 species on 5%+ of 222 checklists Apr 15-21: 79 species on 5%+ of 212 checklists Apr 22-30: 85 species on 5%+ of 298 checklists May 1-7: 88 species on 5%+ of 257 checklists May 8-14: 92 species on 5%+ of 396 checklists May 15-21: 93 species on 5%+ of 301 checklists May 22-31: 77 species on 5%+ of 423 checklists Jun 1-7: 68 species on 5%+ of 190 checklists Jun 8-14: 67 species on 5%+ of 172 checklists Jun 15-21: 66 species on 5%+ of 139 checklists Jun 22-30: 63 species on 5%+ of 158 checklists Jul 1-7: 62 species on 5%+ of 175 checklists Jul 8-14: 70 species on 5%+ of 172 checklists Jul 15-21: 71 species on 5%+ of 216 checklists Jul 22-31: 70 species on 5%+ of 376 checklists Aug 1-7: 69 species on 5%+ of 285 checklists Aug 8-14: 68 species on 5%+ of 267 checklists Aug 15-21: 66 species on 5%+ of 243 checklists Aug 22-31: 69 species on 5%+ of 286 checklists Sep 1-7: 73 species on 5%+ of 228 checklists Sep 8-14: 77 species on 5%+ of 187 checklists Sep 15-21: 75 species on 5%+ of 287 checklists Sep 22-30: 84 species on 5%+ of 250 checklists Oct 1-7: 87 species on 5%+ of 216 checklists Oct 8-14: 76 species on 5%+ of 127 checklists Oct 15-21: 89 species on 5%+ of 138 checklists Oct 22-31: 85 species on 5%+ of 199 checklists Nov 1-7: 74 species on 5%+ of 196 checklists Nov 8-14: 66 species on 5%+ of 171 checklists Nov 15-21: 61 species on 5%+ of 154 checklists Nov 22-30: 60 species on 5%+ of 221 checklists Dec 1-7: 62 species on 5%+ of 173 checklists Dec 8-14: 61 species on 5%+ of 130 checklists Dec 15-21: 59 species on 5%+ of 90 checklists Dec 22-31: 54 species on 5%+ of 202 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 92% 2 Song Sparrow 82% 3 Ruddy Duck 81% 4 Mourning Dove 78% 5 Northern Pintail 77% 6 Ring-billed Gull 76% 7 American Black Duck 74% 8 Green-winged Teal 72% 9 White-throated Sparrow 70% 10 Bufflehead 68% 11 Northern Shoveler 66% 12 Northern Mockingbird 63% 13 House Sparrow 63% 14 Greater Yellowlegs 63% 15 Great Blue Heron 60% 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 .
Mallard92%
Song Sparrow82%
Ruddy Duck81%
Mourning Dove78%
Northern Pintail77%
Ring-billed Gull76%
American Black Duck74%
Green-winged Teal72%
White-throated Sparrow70%
Bufflehead68%
Northern Shoveler66%
Northern Mockingbird63%
House Sparrow63%
Greater Yellowlegs63%
Great Blue Heron60%