WhenToBird

Birding spot · Middlesex County, Connecticut

Birding at Portland Fairgrounds: What You'll See Each Week

In November, the birds most often reported at Portland Fairgrounds are Red-winged Blackbird (67%), Mallard (61%), and Song Sparrow (54%). It is busiest in summer, when 61 species turn up on at least 1 in 20 checklists, and species counts peak in mid May (83 species). 145 species have been reported here across 1,154 complete checklists from 167 birders.

Species by week

020406080100Jan 1-7: low data (3 checklists)Jan 8-14: low data (5 checklists)Jan 15-21: low data (2 checklists)Jan 22-31: low data (9 checklists)Feb 1-7: 33 species on 5%+ of 11 checklistsFeb 8-14: 42 species on 5%+ of 13 checklistsFeb 15-21: 34 species on 5%+ of 22 checklistsFeb 22-28: 31 species on 5%+ of 25 checklistsMar 1-7: 40 species on 5%+ of 40 checklistsMar 8-14: 44 species on 5%+ of 59 checklistsMar 15-21: 46 species on 5%+ of 108 checklistsMar 22-31: 48 species on 5%+ of 180 checklistsApr 1-7: 51 species on 5%+ of 104 checklistsApr 8-14: 55 species on 5%+ of 52 checklistsApr 15-21: 52 species on 5%+ of 40 checklistsApr 22-30: 53 species on 5%+ of 68 checklistsMay 1-7: 66 species on 5%+ of 38 checklistsMay 8-14: 69 species on 5%+ of 20 checklistsMay 15-21: 83 species on 5%+ of 17 checklistsMay 22-31: 59 species on 5%+ of 57 checklistsJun 1-7: 59 species on 5%+ of 15 checklistsJun 8-14: low data (7 checklists)Jun 15-21: low data (6 checklists)Jun 22-30: low data (9 checklists)Jul 1-7: low data (6 checklists)Jul 8-14: low data (3 checklists)Jul 15-21: low data (2 checklists)Jul 22-31: 45 species on 5%+ of 21 checklistsAug 1-7: low data (4 checklists)Aug 8-14: low data (7 checklists)Aug 15-21: 51 species on 5%+ of 16 checklistsAug 22-31: 47 species on 5%+ of 22 checklistsSep 1-7: 55 species on 5%+ of 13 checklistsSep 8-14: 54 species on 5%+ of 24 checklistsSep 15-21: 45 species on 5%+ of 13 checklistsSep 22-30: 63 species on 5%+ of 16 checklistsOct 1-7: 44 species on 5%+ of 11 checklistsOct 8-14: 59 species on 5%+ of 28 checklistsOct 15-21: 58 species on 5%+ of 13 checklistsOct 22-31: 44 species on 5%+ of 11 checklistsNov 1-7: low data (7 checklists)Nov 8-14: low data (6 checklists)Nov 15-21: low data (3 checklists)Nov 22-30: low data (5 checklists)Dec 1-7: low data (6 checklists)Dec 8-14: low data (0 checklists)Dec 15-21: low data (1 checklists)Dec 22-31: low data (6 checklists)JanFebMarAprMayJunJulAugSepOctNovDec
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. 1Red-winged Blackbird67%
  2. 2Mallard61%
  3. 3Song Sparrow54%
  4. 4American Robin54%
  5. 5Great Blue Heron47%
  6. 6Canada Goose45%
  7. 7European Starling42%
  8. 8Blue Jay42%
  9. 9Killdeer40%
  10. 10Wood Duck38%
  11. 11American Crow38%
  12. 12Red-bellied Woodpecker35%
  13. 13Tree Swallow32%
  14. 14Mourning Dove32%
  15. 15Northern Flicker28%

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 40 species

  1. Canada Goose65%
  2. Mallard63%
  3. American Black Duck45%
  4. Blue Jay32%
  5. Common Merganser32%

Spring 57 species

  1. Red-winged Blackbird80%
  2. Mallard75%
  3. American Robin67%
  4. Great Blue Heron55%
  5. Song Sparrow54%

Summer 61 species

  1. Song Sparrow67%
  2. Mourning Dove54%
  3. Great Blue Heron51%
  4. Red-winged Blackbird51%
  5. Tree Swallow49%

Fall 59 species

  1. Blue Jay83%
  2. Song Sparrow64%
  3. Red-bellied Woodpecker61%
  4. American Crow61%
  5. European Starling58%

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.