WhenToBird

Birding spot · Bucks County, Pennsylvania

Birding at Nockamixon State Park (Lake Nockamixon): What You'll See Each Week

In November, the birds most often reported at Nockamixon State Park (Lake Nockamixon) are Great Blue Heron (66%), Mallard (64%), and Blue Jay (61%). It is busiest in spring, when 80 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (83 species). 191 species have been reported here across 1,554 complete checklists from 323 birders.

Species by week

020406080100Jan 1-7: 51 species on 5%+ of 35 checklistsJan 8-14: 56 species on 5%+ of 39 checklistsJan 15-21: 51 species on 5%+ of 39 checklistsJan 22-31: 50 species on 5%+ of 41 checklistsFeb 1-7: 39 species on 5%+ of 79 checklistsFeb 8-14: 45 species on 5%+ of 16 checklistsFeb 15-21: 39 species on 5%+ of 23 checklistsFeb 22-28: 41 species on 5%+ of 28 checklistsMar 1-7: 47 species on 5%+ of 38 checklistsMar 8-14: 43 species on 5%+ of 68 checklistsMar 15-21: 51 species on 5%+ of 65 checklistsMar 22-31: 57 species on 5%+ of 76 checklistsApr 1-7: 49 species on 5%+ of 45 checklistsApr 8-14: 60 species on 5%+ of 44 checklistsApr 15-21: 70 species on 5%+ of 44 checklistsApr 22-30: 79 species on 5%+ of 39 checklistsMay 1-7: 77 species on 5%+ of 28 checklistsMay 8-14: 83 species on 5%+ of 51 checklistsMay 15-21: 82 species on 5%+ of 31 checklistsMay 22-31: 69 species on 5%+ of 30 checklistsJun 1-7: 65 species on 5%+ of 51 checklistsJun 8-14: 72 species on 5%+ of 25 checklistsJun 15-21: 62 species on 5%+ of 12 checklistsJun 22-30: low data (7 checklists)Jul 1-7: 64 species on 5%+ of 13 checklistsJul 8-14: 61 species on 5%+ of 12 checklistsJul 15-21: low data (9 checklists)Jul 22-31: 57 species on 5%+ of 11 checklistsAug 1-7: low data (9 checklists)Aug 8-14: 47 species on 5%+ of 24 checklistsAug 15-21: 64 species on 5%+ of 13 checklistsAug 22-31: 72 species on 5%+ of 16 checklistsSep 1-7: 83 species on 5%+ of 19 checklistsSep 8-14: 58 species on 5%+ of 21 checklistsSep 15-21: 63 species on 5%+ of 27 checklistsSep 22-30: 65 species on 5%+ of 17 checklistsOct 1-7: 64 species on 5%+ of 12 checklistsOct 8-14: 70 species on 5%+ of 13 checklistsOct 15-21: low data (9 checklists)Oct 22-31: 60 species on 5%+ of 33 checklistsNov 1-7: 59 species on 5%+ of 55 checklistsNov 8-14: 60 species on 5%+ of 75 checklistsNov 15-21: 53 species on 5%+ of 42 checklistsNov 22-30: 51 species on 5%+ of 42 checklistsDec 1-7: 45 species on 5%+ of 27 checklistsDec 8-14: 65 species on 5%+ of 18 checklistsDec 15-21: 62 species on 5%+ of 40 checklistsDec 22-31: 52 species on 5%+ of 43 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 Heron66%
  2. 2Mallard64%
  3. 3Blue Jay61%
  4. 4Ring-billed Gull57%
  5. 5Turkey Vulture56%
  6. 6American Crow48%
  7. 7Song Sparrow48%
  8. 8Double-crested Cormorant47%
  9. 9White-throated Sparrow47%
  10. 10Canada Goose43%
  11. 11Bufflehead35%
  12. 12Carolina Wren34%
  13. 13Northern Cardinal33%
  14. 14Lesser Black-backed Gull31%
  15. 15Pied-billed Grebe31%

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 52 species

  1. Ring-billed Gull58%
  2. Common Merganser56%
  3. Mallard49%
  4. Blue Jay46%
  5. Canada Goose45%

Spring 80 species

  1. Double-crested Cormorant68%
  2. Great Blue Heron58%
  3. Turkey Vulture55%
  4. Mallard53%
  5. Common Merganser49%

Summer 69 species

  1. Double-crested Cormorant79%
  2. Great Blue Heron79%
  3. Gray Catbird76%
  4. Mallard66%
  5. Northern Cardinal61%

Fall 63 species

  1. Blue Jay70%
  2. Great Blue Heron66%
  3. Double-crested Cormorant64%
  4. Mallard60%
  5. Turkey Vulture56%

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.