WhenToBird

Birding spot · Orange County, California

Birding at Bolsa Chica Ecological Reserve: What You'll See Each Week

In November, the birds most often reported at Bolsa Chica Ecological Reserve are Snowy Egret (93%), American Wigeon (92%), and Bufflehead (91%). It is busiest in fall, when 103 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of November (109 species). 239 species have been reported here across 7,437 complete checklists from 2,485 birders.

Species by week

0255075100125Jan 1-7: 107 species on 5%+ of 322 checklistsJan 8-14: 106 species on 5%+ of 177 checklistsJan 15-21: 98 species on 5%+ of 192 checklistsJan 22-31: 100 species on 5%+ of 205 checklistsFeb 1-7: 96 species on 5%+ of 98 checklistsFeb 8-14: 96 species on 5%+ of 105 checklistsFeb 15-21: 98 species on 5%+ of 171 checklistsFeb 22-28: 98 species on 5%+ of 119 checklistsMar 1-7: 103 species on 5%+ of 106 checklistsMar 8-14: 98 species on 5%+ of 124 checklistsMar 15-21: 97 species on 5%+ of 148 checklistsMar 22-31: 98 species on 5%+ of 146 checklistsApr 1-7: 95 species on 5%+ of 109 checklistsApr 8-14: 100 species on 5%+ of 76 checklistsApr 15-21: 96 species on 5%+ of 68 checklistsApr 22-30: 95 species on 5%+ of 120 checklistsMay 1-7: 87 species on 5%+ of 95 checklistsMay 8-14: 81 species on 5%+ of 87 checklistsMay 15-21: 78 species on 5%+ of 95 checklistsMay 22-31: 73 species on 5%+ of 147 checklistsJun 1-7: 73 species on 5%+ of 100 checklistsJun 8-14: 76 species on 5%+ of 113 checklistsJun 15-21: 72 species on 5%+ of 121 checklistsJun 22-30: 76 species on 5%+ of 209 checklistsJul 1-7: 77 species on 5%+ of 137 checklistsJul 8-14: 74 species on 5%+ of 142 checklistsJul 15-21: 80 species on 5%+ of 151 checklistsJul 22-31: 77 species on 5%+ of 255 checklistsAug 1-7: 75 species on 5%+ of 151 checklistsAug 8-14: 74 species on 5%+ of 144 checklistsAug 15-21: 76 species on 5%+ of 136 checklistsAug 22-31: 76 species on 5%+ of 153 checklistsSep 1-7: 78 species on 5%+ of 139 checklistsSep 8-14: 85 species on 5%+ of 95 checklistsSep 15-21: 90 species on 5%+ of 98 checklistsSep 22-30: 85 species on 5%+ of 142 checklistsOct 1-7: 94 species on 5%+ of 116 checklistsOct 8-14: 97 species on 5%+ of 164 checklistsOct 15-21: 101 species on 5%+ of 171 checklistsOct 22-31: 106 species on 5%+ of 223 checklistsNov 1-7: 106 species on 5%+ of 186 checklistsNov 8-14: 109 species on 5%+ of 209 checklistsNov 15-21: 106 species on 5%+ of 163 checklistsNov 22-30: 109 species on 5%+ of 317 checklistsDec 1-7: 106 species on 5%+ of 166 checklistsDec 8-14: 101 species on 5%+ of 184 checklistsDec 15-21: 106 species on 5%+ of 155 checklistsDec 22-31: 107 species on 5%+ of 387 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. 1Snowy Egret93%
  2. 2American Wigeon92%
  3. 3Bufflehead91%
  4. 4Ruddy Duck91%
  5. 5Double-crested Cormorant90%
  6. 6Great Blue Heron90%
  7. 7Great Egret90%
  8. 8Willet89%
  9. 9Brown Pelican85%
  10. 10Lesser Scaup84%
  11. 11Pied-billed Grebe84%
  12. 12American Coot83%
  13. 13American White Pelican83%
  14. 14Marbled Godwit82%
  15. 15Eared Grebe80%

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 102 species

  1. Bufflehead95%
  2. American Wigeon92%
  3. Snowy Egret92%
  4. Lesser Scaup89%
  5. Willet89%

Spring 101 species

  1. Snowy Egret95%
  2. Double-crested Cormorant86%
  3. Willet85%
  4. Great Egret85%
  5. Great Blue Heron81%

Summer 78 species

  1. Snowy Egret95%
  2. Great Egret92%
  3. Great Blue Heron91%
  4. Double-crested Cormorant90%
  5. Willet89%

Fall 103 species

  1. Snowy Egret94%
  2. Great Egret91%
  3. Great Blue Heron91%
  4. Willet90%
  5. Double-crested Cormorant90%

Specialties

Birds reported far more often here than across California.

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.