WhenToBird

Birding spot · Fairfield County, Connecticut

Birding at Stewart B. Mckinney National Wildlife Refuge: What You'll See Each Week

In November, the birds most often reported at Stewart B. Mckinney National Wildlife Refuge are American Black Duck (59%), American Herring Gull (56%), and Hooded Merganser (45%). It is busiest in spring, when 63 species turn up on at least 1 in 20 checklists, and species counts peak in mid April (68 species). 193 species have been reported here across 3,086 complete checklists from 561 birders.

Species by week

020406080Jan 1-7: 30 species on 5%+ of 64 checklistsJan 8-14: 27 species on 5%+ of 45 checklistsJan 15-21: 28 species on 5%+ of 49 checklistsJan 22-31: 35 species on 5%+ of 34 checklistsFeb 1-7: 38 species on 5%+ of 20 checklistsFeb 8-14: 37 species on 5%+ of 12 checklistsFeb 15-21: 36 species on 5%+ of 13 checklistsFeb 22-28: 42 species on 5%+ of 15 checklistsMar 1-7: 39 species on 5%+ of 72 checklistsMar 8-14: 43 species on 5%+ of 113 checklistsMar 15-21: 44 species on 5%+ of 117 checklistsMar 22-31: 46 species on 5%+ of 144 checklistsApr 1-7: 53 species on 5%+ of 107 checklistsApr 8-14: 57 species on 5%+ of 130 checklistsApr 15-21: 68 species on 5%+ of 97 checklistsApr 22-30: 58 species on 5%+ of 93 checklistsMay 1-7: 62 species on 5%+ of 61 checklistsMay 8-14: 68 species on 5%+ of 83 checklistsMay 15-21: 66 species on 5%+ of 102 checklistsMay 22-31: 59 species on 5%+ of 119 checklistsJun 1-7: 50 species on 5%+ of 61 checklistsJun 8-14: 52 species on 5%+ of 59 checklistsJun 15-21: 54 species on 5%+ of 64 checklistsJun 22-30: 50 species on 5%+ of 62 checklistsJul 1-7: 53 species on 5%+ of 49 checklistsJul 8-14: 60 species on 5%+ of 48 checklistsJul 15-21: 62 species on 5%+ of 39 checklistsJul 22-31: 60 species on 5%+ of 124 checklistsAug 1-7: 61 species on 5%+ of 76 checklistsAug 8-14: 54 species on 5%+ of 69 checklistsAug 15-21: 54 species on 5%+ of 64 checklistsAug 22-31: 53 species on 5%+ of 94 checklistsSep 1-7: 51 species on 5%+ of 65 checklistsSep 8-14: 54 species on 5%+ of 105 checklistsSep 15-21: 58 species on 5%+ of 45 checklistsSep 22-30: 64 species on 5%+ of 58 checklistsOct 1-7: 67 species on 5%+ of 74 checklistsOct 8-14: 57 species on 5%+ of 70 checklistsOct 15-21: 58 species on 5%+ of 54 checklistsOct 22-31: 52 species on 5%+ of 57 checklistsNov 1-7: 41 species on 5%+ of 49 checklistsNov 8-14: 51 species on 5%+ of 33 checklistsNov 15-21: 39 species on 5%+ of 31 checklistsNov 22-30: 27 species on 5%+ of 27 checklistsDec 1-7: 35 species on 5%+ of 22 checklistsDec 8-14: 28 species on 5%+ of 26 checklistsDec 15-21: 38 species on 5%+ of 17 checklistsDec 22-31: 40 species on 5%+ of 54 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 Black Duck59%
  2. 2American Herring Gull56%
  3. 3Hooded Merganser45%
  4. 4Northern Mockingbird40%
  5. 5Song Sparrow40%
  6. 6Great Blue Heron36%
  7. 7American Wigeon31%
  8. 8European Starling30%
  9. 9American Robin25%
  10. 10Carolina Wren25%
  11. 11Belted Kingfisher24%
  12. 12White-throated Sparrow24%
  13. 13Black-capped Chickadee23%
  14. 14Red-tailed Hawk22%
  15. 15Yellow-rumped Warbler21%

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 32 species

  1. Song Sparrow57%
  2. American Herring Gull45%
  3. American Tree Sparrow40%
  4. Northern Mockingbird39%
  5. Hooded Merganser34%

Spring 63 species

  1. Red-winged Blackbird74%
  2. American Robin71%
  3. Boat-tailed Grackle60%
  4. Osprey57%
  5. Song Sparrow53%

Summer 62 species

  1. Osprey91%
  2. Great Egret74%
  3. Mourning Dove64%
  4. Killdeer60%
  5. Snowy Egret60%

Fall 58 species

  1. American Herring Gull50%
  2. Great Egret47%
  3. Song Sparrow47%
  4. American Black Duck46%
  5. Green-winged Teal44%

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.