WhenToBird

Birding spot · Alameda County, California

Birding at Aquatic Park: What You'll See Each Week

In November, the birds most often reported at Aquatic Park are Double-crested Cormorant (95%), Snowy Egret (94%), and American Coot (92%). It is busiest in winter, when 73 species turn up on at least 1 in 20 checklists, and species counts peak in late March (81 species). 160 species have been reported here across 1,359 complete checklists from 469 birders.

Species by week

020406080100Jan 1-7: 63 species on 5%+ of 41 checklistsJan 8-14: 68 species on 5%+ of 50 checklistsJan 15-21: 75 species on 5%+ of 76 checklistsJan 22-31: 76 species on 5%+ of 91 checklistsFeb 1-7: 72 species on 5%+ of 40 checklistsFeb 8-14: 73 species on 5%+ of 46 checklistsFeb 15-21: 74 species on 5%+ of 64 checklistsFeb 22-28: 79 species on 5%+ of 35 checklistsMar 1-7: 71 species on 5%+ of 32 checklistsMar 8-14: 63 species on 5%+ of 22 checklistsMar 15-21: 66 species on 5%+ of 34 checklistsMar 22-31: 81 species on 5%+ of 37 checklistsApr 1-7: 71 species on 5%+ of 29 checklistsApr 8-14: 70 species on 5%+ of 14 checklistsApr 15-21: 77 species on 5%+ of 20 checklistsApr 22-30: 51 species on 5%+ of 26 checklistsMay 1-7: 65 species on 5%+ of 14 checklistsMay 8-14: 62 species on 5%+ of 17 checklistsMay 15-21: 63 species on 5%+ of 16 checklistsMay 22-31: 43 species on 5%+ of 27 checklistsJun 1-7: low data (9 checklists)Jun 8-14: 37 species on 5%+ of 10 checklistsJun 15-21: 40 species on 5%+ of 12 checklistsJun 22-30: 51 species on 5%+ of 17 checklistsJul 1-7: 46 species on 5%+ of 10 checklistsJul 8-14: low data (9 checklists)Jul 15-21: 43 species on 5%+ of 12 checklistsJul 22-31: 47 species on 5%+ of 17 checklistsAug 1-7: 50 species on 5%+ of 15 checklistsAug 8-14: 44 species on 5%+ of 14 checklistsAug 15-21: 43 species on 5%+ of 14 checklistsAug 22-31: 43 species on 5%+ of 24 checklistsSep 1-7: 59 species on 5%+ of 13 checklistsSep 8-14: 42 species on 5%+ of 21 checklistsSep 15-21: 59 species on 5%+ of 19 checklistsSep 22-30: 44 species on 5%+ of 41 checklistsOct 1-7: 47 species on 5%+ of 22 checklistsOct 8-14: 52 species on 5%+ of 24 checklistsOct 15-21: 64 species on 5%+ of 32 checklistsOct 22-31: 66 species on 5%+ of 36 checklistsNov 1-7: 77 species on 5%+ of 20 checklistsNov 8-14: 67 species on 5%+ of 27 checklistsNov 15-21: 71 species on 5%+ of 45 checklistsNov 22-30: 79 species on 5%+ of 37 checklistsDec 1-7: 75 species on 5%+ of 27 checklistsDec 8-14: 69 species on 5%+ of 25 checklistsDec 15-21: 74 species on 5%+ of 37 checklistsDec 22-31: 66 species on 5%+ of 39 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. 1Double-crested Cormorant95%
  2. 2Snowy Egret94%
  3. 3American Coot92%
  4. 4Mallard91%
  5. 5Bufflehead89%
  6. 6American Crow84%
  7. 7Great Egret79%
  8. 8Western Gull78%
  9. 9Pied-billed Grebe78%
  10. 10White-crowned Sparrow73%
  11. 11Yellow-rumped Warbler71%
  12. 12Brown Pelican65%
  13. 13Great Blue Heron60%
  14. 14Song Sparrow59%
  15. 15Black-necked Stilt56%

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 73 species

  1. Bufflehead95%
  2. American Coot91%
  3. Mallard90%
  4. Snowy Egret87%
  5. Common Goldeneye83%

Spring 69 species

  1. Mallard92%
  2. American Crow88%
  3. Snowy Egret82%
  4. Double-crested Cormorant80%
  5. Canada Goose77%

Summer 38 species

  1. Snowy Egret84%
  2. Double-crested Cormorant82%
  3. American Crow80%
  4. Mallard79%
  5. Canada Goose75%

Fall 65 species

  1. Snowy Egret95%
  2. Double-crested Cormorant94%
  3. Mallard87%
  4. Great Egret84%
  5. American Crow81%

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.