WhenToBird

Birding spot · New Haven County, Connecticut

Birding at Hammonasset Natural Area Preserve: What You'll See Each Week

In November, the birds most often reported at Hammonasset Natural Area Preserve are American Herring Gull (82%), Ring-billed Gull (69%), and Song Sparrow (68%). It is busiest in spring, when 96 species turn up on at least 1 in 20 checklists, and species counts peak in mid May (104 species). 290 species have been reported here across 10,098 complete checklists from 1,346 birders.

Species by week

0255075100125Jan 1-7: 68 species on 5%+ of 252 checklistsJan 8-14: 72 species on 5%+ of 188 checklistsJan 15-21: 61 species on 5%+ of 202 checklistsJan 22-31: 61 species on 5%+ of 225 checklistsFeb 1-7: 67 species on 5%+ of 137 checklistsFeb 8-14: 66 species on 5%+ of 159 checklistsFeb 15-21: 62 species on 5%+ of 174 checklistsFeb 22-28: 60 species on 5%+ of 206 checklistsMar 1-7: 59 species on 5%+ of 196 checklistsMar 8-14: 64 species on 5%+ of 171 checklistsMar 15-21: 63 species on 5%+ of 189 checklistsMar 22-31: 74 species on 5%+ of 324 checklistsApr 1-7: 74 species on 5%+ of 253 checklistsApr 8-14: 74 species on 5%+ of 226 checklistsApr 15-21: 77 species on 5%+ of 255 checklistsApr 22-30: 80 species on 5%+ of 359 checklistsMay 1-7: 86 species on 5%+ of 327 checklistsMay 8-14: 102 species on 5%+ of 360 checklistsMay 15-21: 104 species on 5%+ of 357 checklistsMay 22-31: 87 species on 5%+ of 352 checklistsJun 1-7: 81 species on 5%+ of 133 checklistsJun 8-14: 69 species on 5%+ of 119 checklistsJun 15-21: 67 species on 5%+ of 106 checklistsJun 22-30: 67 species on 5%+ of 102 checklistsJul 1-7: 74 species on 5%+ of 78 checklistsJul 8-14: 76 species on 5%+ of 134 checklistsJul 15-21: 71 species on 5%+ of 90 checklistsJul 22-31: 71 species on 5%+ of 132 checklistsAug 1-7: 75 species on 5%+ of 154 checklistsAug 8-14: 74 species on 5%+ of 156 checklistsAug 15-21: 80 species on 5%+ of 198 checklistsAug 22-31: 82 species on 5%+ of 388 checklistsSep 1-7: 84 species on 5%+ of 212 checklistsSep 8-14: 84 species on 5%+ of 172 checklistsSep 15-21: 80 species on 5%+ of 184 checklistsSep 22-30: 91 species on 5%+ of 197 checklistsOct 1-7: 86 species on 5%+ of 192 checklistsOct 8-14: 88 species on 5%+ of 247 checklistsOct 15-21: 88 species on 5%+ of 221 checklistsOct 22-31: 90 species on 5%+ of 293 checklistsNov 1-7: 83 species on 5%+ of 229 checklistsNov 8-14: 74 species on 5%+ of 203 checklistsNov 15-21: 71 species on 5%+ of 185 checklistsNov 22-30: 68 species on 5%+ of 343 checklistsDec 1-7: 77 species on 5%+ of 193 checklistsDec 8-14: 78 species on 5%+ of 179 checklistsDec 15-21: 74 species on 5%+ of 130 checklistsDec 22-31: 61 species on 5%+ of 216 checklistsJanFebMarAprMayJunJulAugSepOctNovDec
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. 1American Herring Gull82%
  2. 2Ring-billed Gull69%
  3. 3Song Sparrow68%
  4. 4Canada Goose62%
  5. 5Black-capped Chickadee61%
  6. 6Yellow-rumped Warbler54%
  7. 7American Black Duck52%
  8. 8Great Blue Heron50%
  9. 9Double-crested Cormorant49%
  10. 10Horned Lark49%
  11. 11White-throated Sparrow47%
  12. 12Blue Jay46%
  13. 13Carolina Wren46%
  14. 14American Crow45%
  15. 15Dark-eyed Junco44%

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

Winter 65 species

  1. American Herring Gull86%
  2. Ring-billed Gull77%
  3. Horned Lark65%
  4. American Black Duck62%
  5. Song Sparrow57%

Spring 96 species

  1. American Herring Gull84%
  2. American Robin83%
  3. Red-winged Blackbird80%
  4. Song Sparrow76%
  5. Osprey74%

Summer 81 species

  1. Osprey91%
  2. American Herring Gull87%
  3. Tree Swallow81%
  4. Double-crested Cormorant79%
  5. Killdeer78%

Fall 96 species

  1. American Herring Gull85%
  2. Song Sparrow66%
  3. Ring-billed Gull66%
  4. Canada Goose65%
  5. Double-crested Cormorant62%

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.