WhenToBird

Birding spot · Montgomery County, Maryland

Birding at Black Hill Regional Park: What You'll See Each Week

In November, the birds most often reported at Black Hill Regional Park are Canada Goose (73%), Pied-billed Grebe (71%), and Bufflehead (69%). It is busiest in spring, when 55 species turn up on at least 1 in 20 checklists, and species counts peak in early May (67 species). 139 species have been reported here across 1,746 complete checklists from 304 birders.

Species by week

020406080Jan 1-7: 48 species on 5%+ of 188 checklistsJan 8-14: 46 species on 5%+ of 93 checklistsJan 15-21: 48 species on 5%+ of 146 checklistsJan 22-31: 47 species on 5%+ of 125 checklistsFeb 1-7: 48 species on 5%+ of 136 checklistsFeb 8-14: 44 species on 5%+ of 68 checklistsFeb 15-21: 45 species on 5%+ of 79 checklistsFeb 22-28: 41 species on 5%+ of 66 checklistsMar 1-7: 50 species on 5%+ of 49 checklistsMar 8-14: 43 species on 5%+ of 29 checklistsMar 15-21: 48 species on 5%+ of 36 checklistsMar 22-31: 38 species on 5%+ of 42 checklistsApr 1-7: 43 species on 5%+ of 26 checklistsApr 8-14: 55 species on 5%+ of 19 checklistsApr 15-21: 66 species on 5%+ of 17 checklistsApr 22-30: 58 species on 5%+ of 16 checklistsMay 1-7: 67 species on 5%+ of 18 checklistsMay 8-14: 59 species on 5%+ of 12 checklistsMay 15-21: 62 species on 5%+ of 11 checklistsMay 22-31: low data (9 checklists)Jun 1-7: low data (3 checklists)Jun 8-14: low data (7 checklists)Jun 15-21: low data (3 checklists)Jun 22-30: low data (5 checklists)Jul 1-7: low data (1 checklists)Jul 8-14: low data (4 checklists)Jul 15-21: low data (2 checklists)Jul 22-31: low data (1 checklists)Aug 1-7: low data (1 checklists)Aug 8-14: low data (1 checklists)Aug 15-21: low data (2 checklists)Aug 22-31: 42 species on 5%+ of 16 checklistsSep 1-7: low data (2 checklists)Sep 8-14: low data (5 checklists)Sep 15-21: low data (4 checklists)Sep 22-30: low data (7 checklists)Oct 1-7: low data (7 checklists)Oct 8-14: low data (8 checklists)Oct 15-21: low data (3 checklists)Oct 22-31: 47 species on 5%+ of 60 checklistsNov 1-7: 46 species on 5%+ of 59 checklistsNov 8-14: 36 species on 5%+ of 33 checklistsNov 15-21: 42 species on 5%+ of 35 checklistsNov 22-30: 50 species on 5%+ of 45 checklistsDec 1-7: 46 species on 5%+ of 34 checklistsDec 8-14: 49 species on 5%+ of 37 checklistsDec 15-21: 50 species on 5%+ of 51 checklistsDec 22-31: 54 species on 5%+ of 125 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. 1Canada Goose73%
  2. 2Pied-billed Grebe71%
  3. 3Bufflehead69%
  4. 4American Crow52%
  5. 5Carolina Wren45%
  6. 6White-throated Sparrow45%
  7. 7Song Sparrow43%
  8. 8Northern Cardinal31%
  9. 9Northern Mockingbird28%
  10. 10Double-crested Cormorant26%
  11. 11Belted Kingfisher25%
  12. 12Great Blue Heron22%
  13. 13Eastern Bluebird22%
  14. 14Turkey Vulture21%
  15. 15Mallard20%

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 46 species

  1. Canada Goose89%
  2. Bufflehead81%
  3. Common Merganser78%
  4. Pied-billed Grebe72%
  5. Hooded Merganser55%

Spring 55 species

  1. Canada Goose88%
  2. Northern Cardinal71%
  3. Carolina Wren65%
  4. American Crow56%
  5. Double-crested Cormorant54%

Summer 54 species

  1. Carolina Wren70%
  2. Northern Cardinal63%
  3. Canada Goose61%
  4. American Crow50%
  5. Gray Catbird48%

Fall 45 species

  1. Canada Goose71%
  2. Pied-billed Grebe59%
  3. American Crow54%
  4. Bufflehead54%
  5. Carolina Wren46%

Specialties

Birds reported far more often here than across Maryland.

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.