WhenToBird

Birding spot · New Haven County, Connecticut

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

In November, the birds most often reported at Hammonasset Natural Area Preserve (west) are American Herring Gull (77%), Canada Goose (56%), and Ring-billed Gull (54%). It is busiest in summer, when 62 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of October (69 species). 167 species have been reported here across 1,011 complete checklists from 354 birders.

Species by week

020406080Jan 1-7: 31 species on 5%+ of 11 checklistsJan 8-14: low data (6 checklists)Jan 15-21: 45 species on 5%+ of 13 checklistsJan 22-31: 52 species on 5%+ of 15 checklistsFeb 1-7: low data (7 checklists)Feb 8-14: low data (3 checklists)Feb 15-21: low data (7 checklists)Feb 22-28: 49 species on 5%+ of 12 checklistsMar 1-7: 45 species on 5%+ of 10 checklistsMar 8-14: low data (7 checklists)Mar 15-21: 39 species on 5%+ of 14 checklistsMar 22-31: 59 species on 5%+ of 20 checklistsApr 1-7: 63 species on 5%+ of 13 checklistsApr 8-14: 65 species on 5%+ of 19 checklistsApr 15-21: 58 species on 5%+ of 19 checklistsApr 22-30: 46 species on 5%+ of 32 checklistsMay 1-7: 68 species on 5%+ of 19 checklistsMay 8-14: 53 species on 5%+ of 54 checklistsMay 15-21: 55 species on 5%+ of 21 checklistsMay 22-31: 61 species on 5%+ of 40 checklistsJun 1-7: 54 species on 5%+ of 13 checklistsJun 8-14: 56 species on 5%+ of 12 checklistsJun 15-21: 62 species on 5%+ of 16 checklistsJun 22-30: 60 species on 5%+ of 16 checklistsJul 1-7: low data (8 checklists)Jul 8-14: 49 species on 5%+ of 14 checklistsJul 15-21: 55 species on 5%+ of 17 checklistsJul 22-31: 55 species on 5%+ of 19 checklistsAug 1-7: 57 species on 5%+ of 20 checklistsAug 8-14: 57 species on 5%+ of 33 checklistsAug 15-21: 55 species on 5%+ of 32 checklistsAug 22-31: 50 species on 5%+ of 111 checklistsSep 1-7: 48 species on 5%+ of 52 checklistsSep 8-14: 48 species on 5%+ of 21 checklistsSep 15-21: 59 species on 5%+ of 40 checklistsSep 22-30: 51 species on 5%+ of 25 checklistsOct 1-7: 59 species on 5%+ of 34 checklistsOct 8-14: 69 species on 5%+ of 40 checklistsOct 15-21: 51 species on 5%+ of 21 checklistsOct 22-31: 60 species on 5%+ of 38 checklistsNov 1-7: 50 species on 5%+ of 16 checklistsNov 8-14: 33 species on 5%+ of 11 checklistsNov 15-21: 50 species on 5%+ of 13 checklistsNov 22-30: 48 species on 5%+ of 12 checklistsDec 1-7: low data (2 checklists)Dec 8-14: low data (9 checklists)Dec 15-21: low data (3 checklists)Dec 22-31: 32 species on 5%+ of 21 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 Gull77%
  2. 2Canada Goose56%
  3. 3Ring-billed Gull54%
  4. 4Rock Pigeon54%
  5. 5Hooded Merganser40%
  6. 6Great Blue Heron35%
  7. 7Song Sparrow35%
  8. 8American Crow31%
  9. 9American Goldfinch27%
  10. 10Black-capped Chickadee27%
  11. 11American Black Duck25%
  12. 12Double-crested Cormorant25%
  13. 13Yellow-rumped Warbler25%
  14. 14Mallard21%
  15. 15Blue Jay19%

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 45 species

  1. American Herring Gull80%
  2. Ring-billed Gull57%
  3. Song Sparrow38%
  4. Canada Goose37%
  5. Horned Lark37%

Spring 58 species

  1. American Herring Gull71%
  2. Red-winged Blackbird70%
  3. Song Sparrow60%
  4. American Robin56%
  5. Northern Mockingbird49%

Summer 62 species

  1. American Herring Gull80%
  2. Tree Swallow65%
  3. Killdeer61%
  4. Fish Crow60%
  5. Osprey60%

Fall 59 species

  1. American Herring Gull75%
  2. Canada Goose60%
  3. Ring-billed Gull58%
  4. Killdeer47%
  5. Song Sparrow36%

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.