WhenToBird

Birding spot · Santa Clara County, California

Birding at Don Edwards San Francisco Bay National Wildlife Refuge: What You'll See Each Week

In November, the birds most often reported at Don Edwards San Francisco Bay National Wildlife Refuge are Northern Shoveler (78%), Black Phoebe (75%), and American Avocet (71%). 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 November (101 species). 173 species have been reported here across 1,104 complete checklists from 478 birders.

Species by week

0255075100125Jan 1-7: 73 species on 5%+ of 25 checklistsJan 8-14: 71 species on 5%+ of 21 checklistsJan 15-21: 76 species on 5%+ of 22 checklistsJan 22-31: 79 species on 5%+ of 33 checklistsFeb 1-7: 66 species on 5%+ of 26 checklistsFeb 8-14: 73 species on 5%+ of 13 checklistsFeb 15-21: 68 species on 5%+ of 22 checklistsFeb 22-28: 63 species on 5%+ of 21 checklistsMar 1-7: 60 species on 5%+ of 24 checklistsMar 8-14: 76 species on 5%+ of 16 checklistsMar 15-21: 71 species on 5%+ of 28 checklistsMar 22-31: 96 species on 5%+ of 35 checklistsApr 1-7: 64 species on 5%+ of 23 checklistsApr 8-14: low data (9 checklists)Apr 15-21: 92 species on 5%+ of 19 checklistsApr 22-30: 81 species on 5%+ of 18 checklistsMay 1-7: 56 species on 5%+ of 27 checklistsMay 8-14: 53 species on 5%+ of 21 checklistsMay 15-21: 67 species on 5%+ of 15 checklistsMay 22-31: 66 species on 5%+ of 15 checklistsJun 1-7: 59 species on 5%+ of 33 checklistsJun 8-14: 57 species on 5%+ of 22 checklistsJun 15-21: 44 species on 5%+ of 22 checklistsJun 22-30: 61 species on 5%+ of 35 checklistsJul 1-7: 43 species on 5%+ of 22 checklistsJul 8-14: 54 species on 5%+ of 18 checklistsJul 15-21: 55 species on 5%+ of 13 checklistsJul 22-31: 60 species on 5%+ of 32 checklistsAug 1-7: 56 species on 5%+ of 28 checklistsAug 8-14: 72 species on 5%+ of 17 checklistsAug 15-21: 67 species on 5%+ of 18 checklistsAug 22-31: 50 species on 5%+ of 24 checklistsSep 1-7: 77 species on 5%+ of 54 checklistsSep 8-14: 68 species on 5%+ of 34 checklistsSep 15-21: 77 species on 5%+ of 37 checklistsSep 22-30: 71 species on 5%+ of 40 checklistsOct 1-7: 82 species on 5%+ of 16 checklistsOct 8-14: 88 species on 5%+ of 19 checklistsOct 15-21: 67 species on 5%+ of 22 checklistsOct 22-31: 75 species on 5%+ of 26 checklistsNov 1-7: 92 species on 5%+ of 17 checklistsNov 8-14: 101 species on 5%+ of 14 checklistsNov 15-21: low data (9 checklists)Nov 22-30: 76 species on 5%+ of 23 checklistsDec 1-7: 88 species on 5%+ of 19 checklistsDec 8-14: 80 species on 5%+ of 13 checklistsDec 15-21: 71 species on 5%+ of 23 checklistsDec 22-31: 83 species on 5%+ of 21 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. 1Northern Shoveler78%
  2. 2Black Phoebe75%
  3. 3American Avocet71%
  4. 4Black-necked Stilt71%
  5. 5Yellow-rumped Warbler70%
  6. 6American White Pelican67%
  7. 7Turkey Vulture63%
  8. 8Anna's Hummingbird62%
  9. 9House Finch62%
  10. 10Killdeer62%
  11. 11Snowy Egret62%
  12. 12California Towhee60%
  13. 13White-crowned Sparrow60%
  14. 14Great Egret59%
  15. 15Northern Mockingbird59%

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 78 species

  1. Northern Shoveler76%
  2. Black Phoebe73%
  3. Golden-crowned Sparrow71%
  4. Yellow-rumped Warbler69%
  5. Anna's Hummingbird69%

Spring 80 species

  1. Canada Goose88%
  2. House Finch82%
  3. Northern Mockingbird80%
  4. Song Sparrow77%
  5. Barn Swallow76%

Summer 59 species

  1. Barn Swallow88%
  2. Northern Mockingbird82%
  3. House Finch79%
  4. Black-necked Stilt76%
  5. California Towhee70%

Fall 80 species

  1. Black Phoebe81%
  2. House Finch72%
  3. California Towhee68%
  4. Northern Shoveler68%
  5. American White Pelican67%

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.