Spring Birds in Connecticut

Percent of complete checklists in Connecticut that reported the bird during these weeks, 2016–2025 (204,181 checklists). It shows how likely you are to list the bird, not how many there are. Methods.

1. 1American Robin64%
2. 2Northern Cardinal58%
3. 3Song Sparrow53%
4. 4Red-winged Blackbird51%
5. 5Blue Jay48%
6. 6Tufted Titmouse46%
7. 7Mourning Dove46%
8. 8Black-capped Chickadee43%
9. 9Common Grackle41%
10. 10American Goldfinch40%
11. 11Red-bellied Woodpecker40%
12. 12Downy Woodpecker35%
13. 13American Crow35%
14. 14Canada Goose34%
15. 15White-breasted Nuthatch29%
16. 16House Sparrow29%
17. 17Carolina Wren29%
18. 18Gray Catbird28%
19. 19Mallard27%
20. 20European Starling27%
21. 21House Finch27%
22. 22White-throated Sparrow26%
23. 23Chipping Sparrow23%
24. 24Tree Swallow22%
25. 25Brown-headed Cowbird22%
26. 26Northern Flicker21%
27. 27Northern Yellow Warbler19%
28. 28Eastern Phoebe19%
29. 29Osprey18%
30. 30Baltimore Oriole17%
31. 31American Herring Gull16%
32. 32Dark-eyed Junco16%
33. 33Turkey Vulture15%
34. 34Common Yellowthroat15%
35. 35Northern House Wren15%
36. 36Eastern Bluebird15%
37. 37Red-tailed Hawk14%
38. 38Northern Mockingbird14%
39. 39Fish Crow13%
40. 40Hairy Woodpecker13%
41. 41Great Blue Heron12%
42. 42Double-crested Cormorant12%
43. 43Eastern Warbling Vireo12%
44. 44Barn Swallow12%
45. 45Black-and-white Warbler12%
46. 46Ovenbird12%
47. 47Yellow-rumped Warbler11%
48. 48American Redstart11%
49. 49Wood Thrush11%
50. 50Wood Duck11%
51. 51Red-eyed Vireo11%
52. 52Ring-billed Gull10%
53. 53Great Crested Flycatcher10%

• American Robinfirst arrivals mid March, peaks early May
• Gray Catbirdfirst arrivals mid April, peaks mid May
• American Goldfinchfirst arrivals mid April, peaks the second week of August
• Red-winged Blackbirdfirst arrivals early March, peaks late April
• Common Gracklefirst arrivals early March, peaks late May
• Northern Yellow Warblerfirst arrivals mid April, peaks mid May
• Baltimore Oriolefirst arrivals late April, peaks mid May
• Chipping Sparrowfirst arrivals early April, peaks early May
• Common Yellowthroatfirst arrivals late April, peaks mid May
• Eastern Phoebefirst arrivals the second week of March, peaks late September
• Red-eyed Vireofirst arrivals late April, peaks late May
• Tree Swallowfirst arrivals mid March, peaks late May

• White-throated Sparrowmost gone by the second week of May
• Dark-eyed Juncomost gone by the second week of April
• Yellow-rumped Warblermost gone by late May
• American Black Duckmost gone by the second week of April
• Hooded Mergansermost gone by late March
• Golden-crowned Kingletmost gone by mid April
• Red-breasted Mergansermost gone by the second week of April
• Buffleheadmost gone by the second week of April
• Cooper's Hawkmost gone by late April
• Common Loonmost gone by mid April
• Common Goldeneyemost gone by mid March
• Brantmost gone by late May

54. 54Great Egret9.7%
55. 55Eastern Towhee9.6%
56. 56Rose-breasted Grosbeak9.3%
57. 57Red-shouldered Hawk9.2%
58. 58Blue-gray Gnatcatcher9.2%
59. 59American Black Duck9.0%
60. 60Killdeer8.8%