WhenToBird

Birding spot · Chester County, Pennsylvania

Birding at Black Rock Sanctuary: What You'll See Each Week

In November, the birds most often reported at Black Rock Sanctuary are White-throated Sparrow (89%), Northern Cardinal (82%), and Red-bellied Woodpecker (80%). It is busiest in spring, when 69 species turn up on at least 1 in 20 checklists, and species counts peak in late April (72 species). 142 species have been reported here across 1,275 complete checklists from 238 birders.

Species by week

020406080Jan 1-7: 44 species on 5%+ of 21 checklistsJan 8-14: low data (8 checklists)Jan 15-21: 49 species on 5%+ of 26 checklistsJan 22-31: 45 species on 5%+ of 26 checklistsFeb 1-7: 46 species on 5%+ of 16 checklistsFeb 8-14: 43 species on 5%+ of 28 checklistsFeb 15-21: 41 species on 5%+ of 23 checklistsFeb 22-28: 52 species on 5%+ of 20 checklistsMar 1-7: 44 species on 5%+ of 27 checklistsMar 8-14: 44 species on 5%+ of 25 checklistsMar 15-21: 45 species on 5%+ of 21 checklistsMar 22-31: 54 species on 5%+ of 37 checklistsApr 1-7: 55 species on 5%+ of 33 checklistsApr 8-14: 57 species on 5%+ of 51 checklistsApr 15-21: 58 species on 5%+ of 50 checklistsApr 22-30: 72 species on 5%+ of 60 checklistsMay 1-7: 72 species on 5%+ of 55 checklistsMay 8-14: 70 species on 5%+ of 46 checklistsMay 15-21: 71 species on 5%+ of 34 checklistsMay 22-31: 62 species on 5%+ of 36 checklistsJun 1-7: 66 species on 5%+ of 27 checklistsJun 8-14: 61 species on 5%+ of 20 checklistsJun 15-21: 64 species on 5%+ of 17 checklistsJun 22-30: 54 species on 5%+ of 11 checklistsJul 1-7: 57 species on 5%+ of 16 checklistsJul 8-14: 62 species on 5%+ of 15 checklistsJul 15-21: 58 species on 5%+ of 16 checklistsJul 22-31: 57 species on 5%+ of 30 checklistsAug 1-7: 48 species on 5%+ of 21 checklistsAug 8-14: 55 species on 5%+ of 21 checklistsAug 15-21: 53 species on 5%+ of 30 checklistsAug 22-31: 60 species on 5%+ of 27 checklistsSep 1-7: 55 species on 5%+ of 23 checklistsSep 8-14: 56 species on 5%+ of 26 checklistsSep 15-21: 63 species on 5%+ of 40 checklistsSep 22-30: 60 species on 5%+ of 42 checklistsOct 1-7: 52 species on 5%+ of 22 checklistsOct 8-14: 48 species on 5%+ of 24 checklistsOct 15-21: 55 species on 5%+ of 28 checklistsOct 22-31: 42 species on 5%+ of 24 checklistsNov 1-7: 55 species on 5%+ of 17 checklistsNov 8-14: 49 species on 5%+ of 18 checklistsNov 15-21: 45 species on 5%+ of 31 checklistsNov 22-30: 39 species on 5%+ of 23 checklistsDec 1-7: 48 species on 5%+ of 14 checklistsDec 8-14: low data (8 checklists)Dec 15-21: 46 species on 5%+ of 10 checklistsDec 22-31: 50 species on 5%+ of 31 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. 1White-throated Sparrow89%
  2. 2Northern Cardinal82%
  3. 3Red-bellied Woodpecker80%
  4. 4Downy Woodpecker79%
  5. 5Carolina Wren78%
  6. 6Carolina Chickadee69%
  7. 7Northern Flicker62%
  8. 8Song Sparrow62%
  9. 9American Robin60%
  10. 10Yellow-rumped Warbler57%
  11. 11Blue Jay56%
  12. 12Turkey Vulture56%
  13. 13Eastern Bluebird55%
  14. 14American Crow52%
  15. 15Dark-eyed Junco48%

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 48 species

  1. Northern Cardinal84%
  2. White-throated Sparrow80%
  3. Downy Woodpecker77%
  4. Carolina Wren77%
  5. Canada Goose74%

Spring 69 species

  1. American Robin96%
  2. Northern Cardinal93%
  3. Canada Goose87%
  4. Red-winged Blackbird82%
  5. Song Sparrow80%

Summer 62 species

  1. Northern Cardinal94%
  2. Gray Catbird93%
  3. American Robin87%
  4. Blue Jay84%
  5. Carolina Wren82%

Fall 61 species

  1. Northern Cardinal91%
  2. Blue Jay83%
  3. Red-bellied Woodpecker83%
  4. Carolina Wren82%
  5. Downy Woodpecker74%

Specialties

Birds reported far more often here than across Pennsylvania.

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.