Birding spot · New Haven County, Connecticut
Birding at Dismal Swamp: What You'll See Each Week In November, the birds most often reported at Dismal Swamp are Mallard (99%), Gadwall (78%), and American Wigeon (77%). It is busiest in spring, when 65 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (73 species). 154 species have been reported here across 2,003 complete checklists from 340 birders.
Species by week 0 20 40 60 80 Jan 1-7: 33 species on 5%+ of 43 checklists Jan 8-14: 40 species on 5%+ of 65 checklists Jan 15-21: 42 species on 5%+ of 56 checklists Jan 22-31: 47 species on 5%+ of 48 checklists Feb 1-7: 44 species on 5%+ of 35 checklists Feb 8-14: 45 species on 5%+ of 22 checklists Feb 15-21: 45 species on 5%+ of 38 checklists Feb 22-28: 45 species on 5%+ of 34 checklists Mar 1-7: 48 species on 5%+ of 29 checklists Mar 8-14: 47 species on 5%+ of 28 checklists Mar 15-21: 46 species on 5%+ of 41 checklists Mar 22-31: 52 species on 5%+ of 61 checklists Apr 1-7: 55 species on 5%+ of 67 checklists Apr 8-14: 50 species on 5%+ of 121 checklists Apr 15-21: 60 species on 5%+ of 139 checklists Apr 22-30: 59 species on 5%+ of 239 checklists May 1-7: 66 species on 5%+ of 83 checklists May 8-14: 73 species on 5%+ of 57 checklists May 15-21: 64 species on 5%+ of 42 checklists May 22-31: 48 species on 5%+ of 28 checklists Jun 1-7: 55 species on 5%+ of 17 checklists Jun 8-14: low data (5 checklists) Jun 15-21: 58 species on 5%+ of 12 checklists Jun 22-30: 53 species on 5%+ of 14 checklists Jul 1-7: 46 species on 5%+ of 15 checklists Jul 8-14: low data (8 checklists) Jul 15-21: low data (9 checklists) Jul 22-31: 46 species on 5%+ of 22 checklists Aug 1-7: 50 species on 5%+ of 15 checklists Aug 8-14: 50 species on 5%+ of 15 checklists Aug 15-21: 63 species on 5%+ of 17 checklists Aug 22-31: 46 species on 5%+ of 23 checklists Sep 1-7: 51 species on 5%+ of 23 checklists Sep 8-14: 46 species on 5%+ of 24 checklists Sep 15-21: 51 species on 5%+ of 23 checklists Sep 22-30: 45 species on 5%+ of 45 checklists Oct 1-7: 56 species on 5%+ of 41 checklists Oct 8-14: 51 species on 5%+ of 37 checklists Oct 15-21: 43 species on 5%+ of 66 checklists Oct 22-31: 50 species on 5%+ of 65 checklists Nov 1-7: 48 species on 5%+ of 24 checklists Nov 8-14: 54 species on 5%+ of 32 checklists Nov 15-21: 52 species on 5%+ of 36 checklists Nov 22-30: 46 species on 5%+ of 43 checklists Dec 1-7: 48 species on 5%+ of 36 checklists Dec 8-14: 46 species on 5%+ of 16 checklists Dec 15-21: 50 species on 5%+ of 15 checklists Dec 22-31: 46 species on 5%+ of 29 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 99% 2 Gadwall 78% 3 American Wigeon 77% 4 Blue Jay 76% 5 Black-capped Chickadee 72% 6 Hooded Merganser 65% 7 Carolina Wren 61% 8 American Robin 59% 9 Green-winged Teal 59% 10 Northern Cardinal 59% 11 White-throated Sparrow 58% 12 Tufted Titmouse 53% 13 Ring-necked Duck 50% 14 Canada Goose 47% 15 White-breasted Nuthatch 46% 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 Connecticut.
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 .
Mallard99%
Gadwall78%
American Wigeon77%
Blue Jay76%
Black-capped Chickadee72%
Hooded Merganser65%
Carolina Wren61%
American Robin59%
Green-winged Teal59%
Northern Cardinal59%
White-throated Sparrow58%
Tufted Titmouse53%
Ring-necked Duck50%
Canada Goose47%
White-breasted Nuthatch46%