Birding spot · Suffolk County, Massachusetts
Birding at Winthrop Beach: What You'll See Each Week In November, the birds most often reported at Winthrop Beach are American Herring Gull (93%), Common Eider (88%), and Red-throated Loon (84%). It is busiest in spring, when 46 species turn up on at least 1 in 20 checklists, and species counts peak in late October (44 species). 135 species have been reported here across 4,942 complete checklists from 944 birders.
Species by week 0 10 20 30 40 50 Jan 1-7: 26 species on 5%+ of 76 checklists Jan 8-14: 32 species on 5%+ of 74 checklists Jan 15-21: 28 species on 5%+ of 76 checklists Jan 22-31: 30 species on 5%+ of 150 checklists Feb 1-7: 31 species on 5%+ of 96 checklists Feb 8-14: 33 species on 5%+ of 69 checklists Feb 15-21: 34 species on 5%+ of 77 checklists Feb 22-28: 32 species on 5%+ of 60 checklists Mar 1-7: 33 species on 5%+ of 64 checklists Mar 8-14: 36 species on 5%+ of 83 checklists Mar 15-21: 40 species on 5%+ of 96 checklists Mar 22-31: 41 species on 5%+ of 169 checklists Apr 1-7: 41 species on 5%+ of 96 checklists Apr 8-14: 40 species on 5%+ of 96 checklists Apr 15-21: 40 species on 5%+ of 68 checklists Apr 22-30: 39 species on 5%+ of 77 checklists May 1-7: 42 species on 5%+ of 68 checklists May 8-14: 39 species on 5%+ of 79 checklists May 15-21: 34 species on 5%+ of 65 checklists May 22-31: 40 species on 5%+ of 112 checklists Jun 1-7: 34 species on 5%+ of 84 checklists Jun 8-14: 36 species on 5%+ of 73 checklists Jun 15-21: 36 species on 5%+ of 75 checklists Jun 22-30: 30 species on 5%+ of 90 checklists Jul 1-7: 40 species on 5%+ of 111 checklists Jul 8-14: 33 species on 5%+ of 85 checklists Jul 15-21: 35 species on 5%+ of 122 checklists Jul 22-31: 37 species on 5%+ of 159 checklists Aug 1-7: 38 species on 5%+ of 116 checklists Aug 8-14: 40 species on 5%+ of 134 checklists Aug 15-21: 39 species on 5%+ of 160 checklists Aug 22-31: 32 species on 5%+ of 224 checklists Sep 1-7: 33 species on 5%+ of 153 checklists Sep 8-14: 37 species on 5%+ of 152 checklists Sep 15-21: 35 species on 5%+ of 148 checklists Sep 22-30: 37 species on 5%+ of 119 checklists Oct 1-7: 42 species on 5%+ of 80 checklists Oct 8-14: 41 species on 5%+ of 70 checklists Oct 15-21: 38 species on 5%+ of 100 checklists Oct 22-31: 44 species on 5%+ of 106 checklists Nov 1-7: 43 species on 5%+ of 110 checklists Nov 8-14: 40 species on 5%+ of 120 checklists Nov 15-21: 37 species on 5%+ of 105 checklists Nov 22-30: 34 species on 5%+ of 120 checklists Dec 1-7: 31 species on 5%+ of 54 checklists Dec 8-14: 33 species on 5%+ of 68 checklists Dec 15-21: 33 species on 5%+ of 107 checklists Dec 22-31: 30 species on 5%+ of 146 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 American Herring Gull 93% 2 Common Eider 88% 3 Red-throated Loon 84% 4 Ring-billed Gull 82% 5 Red-breasted Merganser 80% 6 Common Loon 78% 7 Great Black-backed Gull 72% 8 White-winged Scoter 67% 9 Bufflehead 62% 10 Snow Bunting 59% 11 Double-crested Cormorant 58% 12 Surf Scoter 57% 13 Horned Grebe 38% 14 House Sparrow 32% 15 Brant 25% 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 Massachusetts.
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 .
American Herring Gull93%
Common Eider88%
Red-throated Loon84%
Ring-billed Gull82%
Red-breasted Merganser80%
Common Loon78%
Great Black-backed Gull72%
White-winged Scoter67%
Bufflehead62%
Snow Bunting59%
Double-crested Cormorant58%
Surf Scoter57%
Horned Grebe38%
House Sparrow32%
Brant25%