WhenToBird

Birding spot · Marin County, California

Birding at Big Lagoon: What You'll See Each Week

In November, the birds most often reported at Big Lagoon are Ruby-crowned Kinglet (83%), Wrentit (81%), and Song Sparrow (80%). It is busiest in fall, when 90 species turn up on at least 1 in 20 checklists, and species counts peak in late October (90 species). 186 species have been reported here across 1,127 complete checklists from 420 birders.

Species by week

020406080100Jan 1-7: 83 species on 5%+ of 18 checklistsJan 8-14: 60 species on 5%+ of 25 checklistsJan 15-21: 69 species on 5%+ of 33 checklistsJan 22-31: 61 species on 5%+ of 26 checklistsFeb 1-7: 67 species on 5%+ of 16 checklistsFeb 8-14: 70 species on 5%+ of 15 checklistsFeb 15-21: 70 species on 5%+ of 17 checklistsFeb 22-28: 76 species on 5%+ of 30 checklistsMar 1-7: 63 species on 5%+ of 24 checklistsMar 8-14: 71 species on 5%+ of 24 checklistsMar 15-21: 79 species on 5%+ of 26 checklistsMar 22-31: 58 species on 5%+ of 23 checklistsApr 1-7: 72 species on 5%+ of 27 checklistsApr 8-14: low data (9 checklists)Apr 15-21: 88 species on 5%+ of 17 checklistsApr 22-30: 72 species on 5%+ of 26 checklistsMay 1-7: 69 species on 5%+ of 13 checklistsMay 8-14: 86 species on 5%+ of 16 checklistsMay 15-21: 79 species on 5%+ of 28 checklistsMay 22-31: 79 species on 5%+ of 27 checklistsJun 1-7: 70 species on 5%+ of 30 checklistsJun 8-14: 69 species on 5%+ of 31 checklistsJun 15-21: 82 species on 5%+ of 19 checklistsJun 22-30: 70 species on 5%+ of 31 checklistsJul 1-7: low data (8 checklists)Jul 8-14: 62 species on 5%+ of 16 checklistsJul 15-21: 55 species on 5%+ of 11 checklistsJul 22-31: 60 species on 5%+ of 29 checklistsAug 1-7: 67 species on 5%+ of 12 checklistsAug 8-14: 71 species on 5%+ of 16 checklistsAug 15-21: 77 species on 5%+ of 13 checklistsAug 22-31: 81 species on 5%+ of 36 checklistsSep 1-7: 86 species on 5%+ of 39 checklistsSep 8-14: 89 species on 5%+ of 56 checklistsSep 15-21: 81 species on 5%+ of 54 checklistsSep 22-30: 85 species on 5%+ of 55 checklistsOct 1-7: 84 species on 5%+ of 29 checklistsOct 8-14: 82 species on 5%+ of 25 checklistsOct 15-21: 75 species on 5%+ of 24 checklistsOct 22-31: 90 species on 5%+ of 22 checklistsNov 1-7: 82 species on 5%+ of 11 checklistsNov 8-14: 86 species on 5%+ of 12 checklistsNov 15-21: 66 species on 5%+ of 22 checklistsNov 22-30: 79 species on 5%+ of 25 checklistsDec 1-7: 84 species on 5%+ of 14 checklistsDec 8-14: 64 species on 5%+ of 12 checklistsDec 15-21: low data (9 checklists)Dec 22-31: 72 species on 5%+ of 26 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. 1Ruby-crowned Kinglet83%
  2. 2Wrentit81%
  3. 3Song Sparrow80%
  4. 4Common Raven79%
  5. 5American Crow74%
  6. 6Chestnut-backed Chickadee71%
  7. 7Black Phoebe69%
  8. 8White-crowned Sparrow69%
  9. 9Hermit Thrush64%
  10. 10Turkey Vulture64%
  11. 11Anna's Hummingbird63%
  12. 12California Scrub-Jay63%
  13. 13Townsend's Warbler61%
  14. 14Pine Siskin57%
  15. 15Yellow-rumped Warbler56%

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 68 species

  1. Common Raven77%
  2. Song Sparrow73%
  3. Anna's Hummingbird71%
  4. Ruby-crowned Kinglet71%
  5. Turkey Vulture70%

Spring 82 species

  1. American Crow83%
  2. Song Sparrow80%
  3. Common Raven75%
  4. Turkey Vulture66%
  5. Wrentit65%

Summer 71 species

  1. American Crow78%
  2. California Scrub-Jay69%
  3. Song Sparrow67%
  4. Turkey Vulture67%
  5. Common Raven65%

Fall 90 species

  1. American Crow83%
  2. Song Sparrow83%
  3. White-crowned Sparrow80%
  4. California Scrub-Jay78%
  5. Wrentit77%

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.