Birding spot · Barnstable County, Massachusetts
Birding at Morris Island Marshes: What You'll See Each Week In November, the birds most often reported at Morris Island Marshes are American Herring Gull (79%), Common Eider (75%), and Double-crested Cormorant (74%). It is busiest in spring, when 88 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (92 species). 222 species have been reported here across 2,294 complete checklists from 1,035 birders.
Species by week 0 20 40 60 80 100 Jan 1-7: 68 species on 5%+ of 53 checklists Jan 8-14: 55 species on 5%+ of 47 checklists Jan 15-21: 61 species on 5%+ of 47 checklists Jan 22-31: 54 species on 5%+ of 35 checklists Feb 1-7: 49 species on 5%+ of 23 checklists Feb 8-14: low data (8 checklists) Feb 15-21: low data (9 checklists) Feb 22-28: 59 species on 5%+ of 11 checklists Mar 1-7: 47 species on 5%+ of 12 checklists Mar 8-14: low data (7 checklists) Mar 15-21: 75 species on 5%+ of 20 checklists Mar 22-31: 56 species on 5%+ of 32 checklists Apr 1-7: 59 species on 5%+ of 13 checklists Apr 8-14: 69 species on 5%+ of 23 checklists Apr 15-21: 67 species on 5%+ of 27 checklists Apr 22-30: 75 species on 5%+ of 46 checklists May 1-7: 75 species on 5%+ of 42 checklists May 8-14: 92 species on 5%+ of 51 checklists May 15-21: 82 species on 5%+ of 83 checklists May 22-31: 82 species on 5%+ of 116 checklists Jun 1-7: 84 species on 5%+ of 55 checklists Jun 8-14: 68 species on 5%+ of 43 checklists Jun 15-21: 63 species on 5%+ of 46 checklists Jun 22-30: 65 species on 5%+ of 67 checklists Jul 1-7: 69 species on 5%+ of 51 checklists Jul 8-14: 68 species on 5%+ of 56 checklists Jul 15-21: 71 species on 5%+ of 64 checklists Jul 22-31: 78 species on 5%+ of 110 checklists Aug 1-7: 81 species on 5%+ of 100 checklists Aug 8-14: 73 species on 5%+ of 174 checklists Aug 15-21: 77 species on 5%+ of 138 checklists Aug 22-31: 79 species on 5%+ of 145 checklists Sep 1-7: 86 species on 5%+ of 71 checklists Sep 8-14: 70 species on 5%+ of 67 checklists Sep 15-21: 80 species on 5%+ of 55 checklists Sep 22-30: 89 species on 5%+ of 58 checklists Oct 1-7: 79 species on 5%+ of 36 checklists Oct 8-14: 82 species on 5%+ of 40 checklists Oct 15-21: 69 species on 5%+ of 35 checklists Oct 22-31: 60 species on 5%+ of 25 checklists Nov 1-7: 71 species on 5%+ of 26 checklists Nov 8-14: 79 species on 5%+ of 17 checklists Nov 15-21: 61 species on 5%+ of 15 checklists Nov 22-30: 53 species on 5%+ of 26 checklists Dec 1-7: low data (9 checklists) Dec 8-14: low data (6 checklists) Dec 15-21: low data (8 checklists) Dec 22-31: 61 species on 5%+ of 46 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 79% 2 Common Eider 75% 3 Double-crested Cormorant 74% 4 Great Black-backed Gull 73% 5 Black-capped Chickadee 65% 6 American Crow 55% 7 Song Sparrow 55% 8 White-winged Scoter 55% 9 Blue Jay 54% 10 Tufted Titmouse 49% 11 Yellow-rumped Warbler 49% 12 Bufflehead 42% 13 Mourning Dove 42% 14 Northern Cardinal 42% 15 Ring-billed Gull 42% 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 Gull79%
Common Eider75%
Double-crested Cormorant74%
Great Black-backed Gull73%
Black-capped Chickadee65%
American Crow55%
Song Sparrow55%
White-winged Scoter55%
Blue Jay54%
Tufted Titmouse49%
Yellow-rumped Warbler49%
Bufflehead42%
Mourning Dove42%
Northern Cardinal42%
Ring-billed Gull42%