WhenToBird

Birding spot · Delaware County, Ohio

Birding at O'Shaughnessy Reservoir Park: What You'll See Each Week

In November, the birds most often reported at O'Shaughnessy Reservoir Park are Great Blue Heron (86%), Northern Cardinal (83%), and Blue Jay (79%). It is busiest in spring, when 84 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (96 species). 167 species have been reported here across 1,209 complete checklists from 204 birders.

Species by week

020406080100Jan 1-7: 30 species on 5%+ of 26 checklistsJan 8-14: 34 species on 5%+ of 10 checklistsJan 15-21: 36 species on 5%+ of 12 checklistsJan 22-31: 39 species on 5%+ of 18 checklistsFeb 1-7: 35 species on 5%+ of 14 checklistsFeb 8-14: 35 species on 5%+ of 21 checklistsFeb 15-21: 42 species on 5%+ of 14 checklistsFeb 22-28: 42 species on 5%+ of 34 checklistsMar 1-7: 44 species on 5%+ of 33 checklistsMar 8-14: 47 species on 5%+ of 26 checklistsMar 15-21: 40 species on 5%+ of 23 checklistsMar 22-31: 59 species on 5%+ of 57 checklistsApr 1-7: 56 species on 5%+ of 48 checklistsApr 8-14: 62 species on 5%+ of 40 checklistsApr 15-21: 66 species on 5%+ of 40 checklistsApr 22-30: 73 species on 5%+ of 55 checklistsMay 1-7: 91 species on 5%+ of 68 checklistsMay 8-14: 96 species on 5%+ of 38 checklistsMay 15-21: 84 species on 5%+ of 24 checklistsMay 22-31: 72 species on 5%+ of 24 checklistsJun 1-7: 72 species on 5%+ of 24 checklistsJun 8-14: low data (8 checklists)Jun 15-21: 64 species on 5%+ of 13 checklistsJun 22-30: 72 species on 5%+ of 13 checklistsJul 1-7: 69 species on 5%+ of 12 checklistsJul 8-14: low data (9 checklists)Jul 15-21: 75 species on 5%+ of 17 checklistsJul 22-31: 59 species on 5%+ of 31 checklistsAug 1-7: 61 species on 5%+ of 27 checklistsAug 8-14: 58 species on 5%+ of 26 checklistsAug 15-21: 73 species on 5%+ of 19 checklistsAug 22-31: 68 species on 5%+ of 53 checklistsSep 1-7: 70 species on 5%+ of 36 checklistsSep 8-14: 71 species on 5%+ of 44 checklistsSep 15-21: 71 species on 5%+ of 24 checklistsSep 22-30: 81 species on 5%+ of 36 checklistsOct 1-7: 67 species on 5%+ of 28 checklistsOct 8-14: 68 species on 5%+ of 17 checklistsOct 15-21: 60 species on 5%+ of 16 checklistsOct 22-31: 56 species on 5%+ of 27 checklistsNov 1-7: low data (9 checklists)Nov 8-14: 45 species on 5%+ of 10 checklistsNov 15-21: low data (7 checklists)Nov 22-30: 45 species on 5%+ of 16 checklistsDec 1-7: low data (8 checklists)Dec 8-14: 40 species on 5%+ of 12 checklistsDec 15-21: 42 species on 5%+ of 12 checklistsDec 22-31: 39 species on 5%+ of 30 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. 1Great Blue Heron86%
  2. 2Northern Cardinal83%
  3. 3Blue Jay79%
  4. 4Red-bellied Woodpecker71%
  5. 5Mallard69%
  6. 6Carolina Wren67%
  7. 7Carolina Chickadee64%
  8. 8White-throated Sparrow64%
  9. 9Downy Woodpecker60%
  10. 10Tufted Titmouse60%
  11. 11American Crow57%
  12. 12Belted Kingfisher48%
  13. 13Eastern Bluebird48%
  14. 14Ring-billed Gull48%
  15. 15House Finch45%

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 41 species

  1. Mallard78%
  2. Great Blue Heron73%
  3. Northern Cardinal59%
  4. Ring-billed Gull59%
  5. Blue Jay53%

Spring 84 species

  1. Canada Goose89%
  2. Red-winged Blackbird87%
  3. Great Blue Heron86%
  4. Northern Cardinal86%
  5. American Robin81%

Summer 73 species

  1. Great Blue Heron90%
  2. Great Egret88%
  3. Northern Cardinal87%
  4. American Robin75%
  5. Gray Catbird71%

Fall 73 species

  1. Blue Jay88%
  2. Great Blue Heron81%
  3. Northern Cardinal77%
  4. Mallard71%
  5. Killdeer70%

Specialties

Birds reported far more often here than across Ohio.

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.