WhenToBird

Birding spot · Riverside County, California

Birding at Skinner Reservoir: What You'll See Each Week

In November, the birds most often reported at Skinner Reservoir are American Coot (95%), Double-crested Cormorant (93%), and Western Grebe (92%). It is busiest in fall, when 121 species turn up on at least 1 in 20 checklists, and species counts peak in early April (128 species). 191 species have been reported here across 910 complete checklists from 191 birders.

Species by week

050100150Jan 1-7: 100 species on 5%+ of 22 checklistsJan 8-14: 113 species on 5%+ of 13 checklistsJan 15-21: 119 species on 5%+ of 20 checklistsJan 22-31: 110 species on 5%+ of 33 checklistsFeb 1-7: 100 species on 5%+ of 23 checklistsFeb 8-14: 108 species on 5%+ of 29 checklistsFeb 15-21: 106 species on 5%+ of 23 checklistsFeb 22-28: 117 species on 5%+ of 34 checklistsMar 1-7: 109 species on 5%+ of 25 checklistsMar 8-14: 107 species on 5%+ of 25 checklistsMar 15-21: 113 species on 5%+ of 24 checklistsMar 22-31: 100 species on 5%+ of 41 checklistsApr 1-7: 128 species on 5%+ of 20 checklistsApr 8-14: low data (9 checklists)Apr 15-21: 122 species on 5%+ of 17 checklistsApr 22-30: 105 species on 5%+ of 18 checklistsMay 1-7: 117 species on 5%+ of 13 checklistsMay 8-14: 96 species on 5%+ of 12 checklistsMay 15-21: low data (9 checklists)May 22-31: 99 species on 5%+ of 13 checklistsJun 1-7: low data (5 checklists)Jun 8-14: 94 species on 5%+ of 15 checklistsJun 15-21: 78 species on 5%+ of 10 checklistsJun 22-30: 77 species on 5%+ of 21 checklistsJul 1-7: 90 species on 5%+ of 14 checklistsJul 8-14: 85 species on 5%+ of 11 checklistsJul 15-21: 92 species on 5%+ of 13 checklistsJul 22-31: 105 species on 5%+ of 18 checklistsAug 1-7: low data (8 checklists)Aug 8-14: 100 species on 5%+ of 15 checklistsAug 15-21: 104 species on 5%+ of 19 checklistsAug 22-31: 99 species on 5%+ of 14 checklistsSep 1-7: 114 species on 5%+ of 15 checklistsSep 8-14: 111 species on 5%+ of 17 checklistsSep 15-21: 110 species on 5%+ of 15 checklistsSep 22-30: 123 species on 5%+ of 18 checklistsOct 1-7: 110 species on 5%+ of 15 checklistsOct 8-14: 106 species on 5%+ of 24 checklistsOct 15-21: 115 species on 5%+ of 20 checklistsOct 22-31: 103 species on 5%+ of 32 checklistsNov 1-7: 100 species on 5%+ of 21 checklistsNov 8-14: 105 species on 5%+ of 26 checklistsNov 15-21: 107 species on 5%+ of 30 checklistsNov 22-30: 105 species on 5%+ of 25 checklistsDec 1-7: 112 species on 5%+ of 14 checklistsDec 8-14: 106 species on 5%+ of 13 checklistsDec 15-21: 111 species on 5%+ of 16 checklistsDec 22-31: 109 species on 5%+ of 23 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. 1American Coot95%
  2. 2Double-crested Cormorant93%
  3. 3Western Grebe92%
  4. 4Pied-billed Grebe91%
  5. 5Great Egret90%
  6. 6Yellow-rumped Warbler89%
  7. 7Black Phoebe88%
  8. 8Great Blue Heron88%
  9. 9Bufflehead85%
  10. 10White-crowned Sparrow85%
  11. 11House Finch84%
  12. 12Red-tailed Hawk84%
  13. 13Common Raven82%
  14. 14California Towhee80%
  15. 15Cassin's Kingbird80%

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 110 species

  1. American Coot90%
  2. Double-crested Cormorant90%
  3. Yellow-rumped Warbler88%
  4. Bufflehead87%
  5. White-crowned Sparrow85%

Spring 117 species

  1. American Coot88%
  2. House Finch86%
  3. Great-tailed Grackle84%
  4. Mourning Dove84%
  5. Common Raven81%

Summer 94 species

  1. Western Grebe91%
  2. Mourning Dove90%
  3. American Coot88%
  4. Mallard88%
  5. California Towhee87%

Fall 121 species

  1. American Coot95%
  2. Western Grebe92%
  3. Double-crested Cormorant91%
  4. Great Egret91%
  5. Black Phoebe91%

Specialties

Birds reported far more often here than across California.

  • California Gnatcatcher21% of checklists here vs 0.8% statewide: 27.9×
  • Least Bittern6.5% of checklists here vs 0.2% statewide: 26.8×
  • Bell's Vireo19% of checklists here vs 0.9% statewide: 21.8×
  • Lark Sparrow48% of checklists here vs 2.3% statewide: 20.6×
  • Great-tailed Grackle80% of checklists here vs 4.5% statewide: 17.9×
  • Lesser Scaup41% of checklists here vs 2.7% statewide: 15.5×
  • Western Grebe83% of checklists here vs 5.4% statewide: 15.5×
  • Common Loon29% of checklists here vs 2.0% statewide: 14.2×

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.