Winter Birds in Connecticut

Percent of complete checklists in Connecticut that reported the bird during these weeks, 2016–2025 (158,794 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1Black-capped Chickadee45%
2. 2Dark-eyed Junco41%
3. 3Blue Jay40%
4. 4Tufted Titmouse40%
5. 5Northern Cardinal39%
6. 6Downy Woodpecker37%
7. 7White-throated Sparrow37%
8. 8White-breasted Nuthatch34%
9. 9American Crow32%
10. 10Song Sparrow32%
11. 11Red-bellied Woodpecker32%
12. 12Mourning Dove31%
13. 13Canada Goose30%
14. 14Mallard26%
15. 15Carolina Wren25%
16. 16House Finch24%
17. 17House Sparrow24%
18. 18American Herring Gull24%
19. 19European Starling24%
20. 20American Goldfinch23%
21. 21Ring-billed Gull23%
22. 22American Robin19%
23. 23American Black Duck17%
24. 24Hooded Merganser15%
25. 25Red-tailed Hawk14%
26. 26Hairy Woodpecker13%
27. 27Red-breasted Merganser13%
28. 28Bufflehead11%
29. 29Northern Mockingbird11%
30. 30Eastern Bluebird10%
31. 31Great Black-backed Gull10%
32. 32Common Loon10%

• Brown-headed Cowbirdfirst arrivals mid January, peaks late April
• Wood Duckfirst arrivals mid February, peaks mid April
• Killdeerfirst arrivals the second week of February, peaks the second week of August
• Wild Turkeyfirst arrivals the second week of February, peaks late April
• American Woodcockfirst arrivals late February, peaks the second week of March
• Barred Owlfirst arrivals mid January, peaks late May

• Ruby-crowned Kingletmost gone by late January
• Swamp Sparrowmost gone by late December
• Savannah Sparrowmost gone by the second week of February
• Palm Warblermost gone by early December
• Belted Kingfishermost gone by the second week of December
• Ruddy Duckmost gone by early February
• Pied-billed Grebemost gone by early February
• Snow Buntingmost gone by late February
• Barred Owlmost gone by early January

33. 33Northern Flicker9.8%
34. 34Common Goldeneye8.9%
35. 35Rock Pigeon8.2%
36. 36Great Blue Heron8.1%
37. 37Mute Swan8.1%
38. 38Common Merganser7.6%
39. 39Brant7.0%
40. 40Red-winged Blackbird6.9%
41. 41Long-tailed Duck6.8%
42. 42American Tree Sparrow6.3%
43. 43Belted Kingfisher6.3%
44. 44Turkey Vulture6.2%
45. 45Bald Eagle5.8%
46. 46Common Raven5.7%
47. 47Red-shouldered Hawk5.3%
48. 48Common Grackle5.3%
49. 49Gadwall4.9%
50. 50Fish Crow4.4%
51. 51Cooper's Hawk4.2%
52. 52Yellow-bellied Sapsucker4.2%
53. 53Pileated Woodpecker4.2%
54. 54Northern Harrier4.2%
55. 55Red-throated Loon4.1%
56. 56Golden-crowned Kinglet4.1%
57. 57American Wigeon4.1%
58. 58Ring-necked Duck4.0%
59. 59Greater Scaup4.0%
60. 60Surf Scoter3.9%