WhenToBird

Birding spot · Contra Costa County, California

Birding at Uncle Sam Canyon: What You'll See Each Week

In November, the birds most often reported at Uncle Sam Canyon are California Scrub-Jay (92%), Acorn Woodpecker (91%), and Spotted Towhee (90%). It is busiest in spring, when 79 species turn up on at least 1 in 20 checklists, and species counts peak in late April (82 species). 130 species have been reported here across 1,204 complete checklists from 623 birders.

Species by week

020406080100Jan 1-7: low data (3 checklists)Jan 8-14: low data (5 checklists)Jan 15-21: low data (5 checklists)Jan 22-31: low data (1 checklists)Feb 1-7: low data (2 checklists)Feb 8-14: low data (3 checklists)Feb 15-21: 53 species on 5%+ of 17 checklistsFeb 22-28: low data (8 checklists)Mar 1-7: 45 species on 5%+ of 11 checklistsMar 8-14: low data (9 checklists)Mar 15-21: 63 species on 5%+ of 15 checklistsMar 22-31: 60 species on 5%+ of 42 checklistsApr 1-7: 65 species on 5%+ of 42 checklistsApr 8-14: 79 species on 5%+ of 98 checklistsApr 15-21: 80 species on 5%+ of 147 checklistsApr 22-30: 82 species on 5%+ of 216 checklistsMay 1-7: 73 species on 5%+ of 137 checklistsMay 8-14: 72 species on 5%+ of 127 checklistsMay 15-21: 58 species on 5%+ of 44 checklistsMay 22-31: 64 species on 5%+ of 34 checklistsJun 1-7: 60 species on 5%+ of 22 checklistsJun 8-14: low data (9 checklists)Jun 15-21: 62 species on 5%+ of 18 checklistsJun 22-30: 53 species on 5%+ of 16 checklistsJul 1-7: low data (5 checklists)Jul 8-14: low data (5 checklists)Jul 15-21: 46 species on 5%+ of 12 checklistsJul 22-31: 45 species on 5%+ of 10 checklistsAug 1-7: low data (7 checklists)Aug 8-14: low data (5 checklists)Aug 15-21: low data (8 checklists)Aug 22-31: 54 species on 5%+ of 11 checklistsSep 1-7: 60 species on 5%+ of 13 checklistsSep 8-14: low data (8 checklists)Sep 15-21: low data (6 checklists)Sep 22-30: 49 species on 5%+ of 12 checklistsOct 1-7: low data (7 checklists)Oct 8-14: 51 species on 5%+ of 15 checklistsOct 15-21: low data (8 checklists)Oct 22-31: low data (8 checklists)Nov 1-7: low data (7 checklists)Nov 8-14: low data (7 checklists)Nov 15-21: low data (6 checklists)Nov 22-30: low data (6 checklists)Dec 1-7: low data (2 checklists)Dec 8-14: low data (1 checklists)Dec 15-21: low data (2 checklists)Dec 22-31: low data (2 checklists)JanFebMarAprMayJunJulAugSepOctNovDec
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. 1California Scrub-Jay92%
  2. 2Acorn Woodpecker91%
  3. 3Spotted Towhee90%
  4. 4Oak Titmouse88%
  5. 5Dark-eyed Junco82%
  6. 6Anna's Hummingbird81%
  7. 7California Towhee79%
  8. 8Turkey Vulture79%
  9. 9Wrentit79%
  10. 10California Quail76%
  11. 11Lesser Goldfinch72%
  12. 12Nuttall's Woodpecker72%
  13. 13Bewick's Wren69%
  14. 14Bushtit68%
  15. 15Common Raven64%

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 49 species

  1. Acorn Woodpecker88%
  2. Oak Titmouse88%
  3. California Scrub-Jay86%
  4. Golden-crowned Sparrow78%
  5. Spotted Towhee78%

Spring 79 species

  1. California Scrub-Jay92%
  2. Spotted Towhee92%
  3. Acorn Woodpecker91%
  4. Oak Titmouse90%
  5. Turkey Vulture88%

Summer 58 species

  1. California Scrub-Jay93%
  2. Acorn Woodpecker88%
  3. Spotted Towhee87%
  4. Oak Titmouse84%
  5. California Towhee78%

Fall 52 species

  1. California Scrub-Jay96%
  2. Acorn Woodpecker93%
  3. Spotted Towhee83%
  4. Dark-eyed Junco75%
  5. Oak Titmouse75%

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.