WhenToBird

Birding spot · San Diego County, California

Birding at San Dieguito Lagoon Ecological Reserve: What You'll See Each Week

In November, the birds most often reported at San Dieguito Lagoon Ecological Reserve are Double-crested Cormorant (72%), Great Blue Heron (72%), and Belted Kingfisher (68%). It is busiest in spring, when 82 species turn up on at least 1 in 20 checklists, and species counts peak in early November (89 species). 156 species have been reported here across 885 complete checklists from 357 birders.

Species by week

020406080100Jan 1-7: 80 species on 5%+ of 35 checklistsJan 8-14: 66 species on 5%+ of 22 checklistsJan 15-21: 78 species on 5%+ of 17 checklistsJan 22-31: 73 species on 5%+ of 30 checklistsFeb 1-7: 80 species on 5%+ of 31 checklistsFeb 8-14: 84 species on 5%+ of 19 checklistsFeb 15-21: 73 species on 5%+ of 25 checklistsFeb 22-28: 85 species on 5%+ of 19 checklistsMar 1-7: 85 species on 5%+ of 26 checklistsMar 8-14: 73 species on 5%+ of 21 checklistsMar 15-21: 88 species on 5%+ of 11 checklistsMar 22-31: 73 species on 5%+ of 25 checklistsApr 1-7: 75 species on 5%+ of 26 checklistsApr 8-14: 71 species on 5%+ of 12 checklistsApr 15-21: 83 species on 5%+ of 15 checklistsApr 22-30: 78 species on 5%+ of 16 checklistsMay 1-7: 78 species on 5%+ of 25 checklistsMay 8-14: 57 species on 5%+ of 21 checklistsMay 15-21: 62 species on 5%+ of 10 checklistsMay 22-31: 78 species on 5%+ of 17 checklistsJun 1-7: 73 species on 5%+ of 17 checklistsJun 8-14: 68 species on 5%+ of 15 checklistsJun 15-21: low data (9 checklists)Jun 22-30: 69 species on 5%+ of 20 checklistsJul 1-7: 59 species on 5%+ of 31 checklistsJul 8-14: 58 species on 5%+ of 29 checklistsJul 15-21: 53 species on 5%+ of 10 checklistsJul 22-31: 70 species on 5%+ of 20 checklistsAug 1-7: 79 species on 5%+ of 19 checklistsAug 8-14: 61 species on 5%+ of 14 checklistsAug 15-21: 61 species on 5%+ of 13 checklistsAug 22-31: 62 species on 5%+ of 32 checklistsSep 1-7: 62 species on 5%+ of 27 checklistsSep 8-14: low data (7 checklists)Sep 15-21: low data (5 checklists)Sep 22-30: 67 species on 5%+ of 10 checklistsOct 1-7: 88 species on 5%+ of 15 checklistsOct 8-14: 63 species on 5%+ of 13 checklistsOct 15-21: 63 species on 5%+ of 12 checklistsOct 22-31: 77 species on 5%+ of 17 checklistsNov 1-7: 89 species on 5%+ of 12 checklistsNov 8-14: low data (7 checklists)Nov 15-21: 79 species on 5%+ of 16 checklistsNov 22-30: 68 species on 5%+ of 22 checklistsDec 1-7: 65 species on 5%+ of 22 checklistsDec 8-14: 72 species on 5%+ of 10 checklistsDec 15-21: low data (9 checklists)Dec 22-31: 78 species on 5%+ of 29 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 Cormorant72%
  2. 2Great Blue Heron72%
  3. 3Belted Kingfisher68%
  4. 4House Finch61%
  5. 5White-crowned Sparrow60%
  6. 6California Towhee56%
  7. 7Black Phoebe54%
  8. 8Osprey54%
  9. 9American Wigeon53%
  10. 10Great Egret53%
  11. 11Long-billed Curlew53%
  12. 12Song Sparrow53%
  13. 13Anna's Hummingbird47%
  14. 14Hudsonian Whimbrel47%
  15. 15Northern Mockingbird46%

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 79 species

  1. Great Blue Heron77%
  2. Double-crested Cormorant70%
  3. American Wigeon68%
  4. Snowy Egret62%
  5. Willet62%

Spring 82 species

  1. Great Egret84%
  2. Northern Mockingbird76%
  3. Great Blue Heron75%
  4. Snowy Egret73%
  5. Song Sparrow70%

Summer 67 species

  1. Great Blue Heron86%
  2. Great Egret82%
  3. Northern Mockingbird74%
  4. Osprey71%
  5. Snowy Egret70%

Fall 71 species

  1. Double-crested Cormorant75%
  2. Great Blue Heron72%
  3. Snowy Egret59%
  4. Great Egret58%
  5. Belted Kingfisher57%

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.