WhenToBird

Birding spot · Multnomah County, Oregon

Birding at Hayden Bay: What You'll See Each Week

In November, the birds most often reported at Hayden Bay are Western Grebe (92%), Horned Grebe (92%), and Double-crested Cormorant (87%). It is busiest in spring, when 52 species turn up on at least 1 in 20 checklists, and species counts peak in late April (58 species). 125 species have been reported here across 1,905 complete checklists from 342 birders.

Species by week

0204060Jan 1-7: 49 species on 5%+ of 99 checklistsJan 8-14: 46 species on 5%+ of 47 checklistsJan 15-21: 53 species on 5%+ of 36 checklistsJan 22-31: 45 species on 5%+ of 50 checklistsFeb 1-7: 33 species on 5%+ of 23 checklistsFeb 8-14: 39 species on 5%+ of 22 checklistsFeb 15-21: 41 species on 5%+ of 65 checklistsFeb 22-28: 44 species on 5%+ of 26 checklistsMar 1-7: 40 species on 5%+ of 23 checklistsMar 8-14: 44 species on 5%+ of 26 checklistsMar 15-21: 47 species on 5%+ of 31 checklistsMar 22-31: 50 species on 5%+ of 34 checklistsApr 1-7: 43 species on 5%+ of 27 checklistsApr 8-14: 53 species on 5%+ of 14 checklistsApr 15-21: low data (8 checklists)Apr 22-30: 58 species on 5%+ of 14 checklistsMay 1-7: 50 species on 5%+ of 10 checklistsMay 8-14: 42 species on 5%+ of 14 checklistsMay 15-21: low data (7 checklists)May 22-31: 43 species on 5%+ of 16 checklistsJun 1-7: low data (9 checklists)Jun 8-14: low data (7 checklists)Jun 15-21: low data (9 checklists)Jun 22-30: low data (9 checklists)Jul 1-7: low data (4 checklists)Jul 8-14: low data (5 checklists)Jul 15-21: low data (4 checklists)Jul 22-31: low data (3 checklists)Aug 1-7: low data (6 checklists)Aug 8-14: low data (2 checklists)Aug 15-21: low data (5 checklists)Aug 22-31: low data (7 checklists)Sep 1-7: low data (8 checklists)Sep 8-14: low data (4 checklists)Sep 15-21: 33 species on 5%+ of 28 checklistsSep 22-30: 36 species on 5%+ of 26 checklistsOct 1-7: 49 species on 5%+ of 57 checklistsOct 8-14: 52 species on 5%+ of 79 checklistsOct 15-21: 47 species on 5%+ of 129 checklistsOct 22-31: 53 species on 5%+ of 184 checklistsNov 1-7: 50 species on 5%+ of 164 checklistsNov 8-14: 51 species on 5%+ of 105 checklistsNov 15-21: 51 species on 5%+ of 115 checklistsNov 22-30: 52 species on 5%+ of 118 checklistsDec 1-7: 43 species on 5%+ of 69 checklistsDec 8-14: 45 species on 5%+ of 42 checklistsDec 15-21: 43 species on 5%+ of 42 checklistsDec 22-31: 44 species on 5%+ of 73 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. 1Western Grebe92%
  2. 2Horned Grebe92%
  3. 3Double-crested Cormorant87%
  4. 4American Crow71%
  5. 5Pied-billed Grebe68%
  6. 6Glaucous-winged Gull62%
  7. 7Canada Goose61%
  8. 8Mallard61%
  9. 9Anna's Hummingbird60%
  10. 10Lesser Scaup59%
  11. 11Dark-eyed Junco52%
  12. 12Song Sparrow51%
  13. 13American Coot50%
  14. 14Cackling Goose49%
  15. 15Greater Scaup48%

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 47 species

  1. Western Grebe85%
  2. Canada Goose81%
  3. Common Goldeneye76%
  4. Double-crested Cormorant73%
  5. Lesser Scaup72%

Spring 52 species

  1. Canada Goose89%
  2. Mallard86%
  3. Song Sparrow75%
  4. Western Grebe75%
  5. American Crow73%

Summer 39 species

  1. Double-crested Cormorant89%
  2. House Sparrow87%
  3. American Crow81%
  4. Mallard81%
  5. Song Sparrow79%

Fall 52 species

  1. Double-crested Cormorant88%
  2. Western Grebe88%
  3. Horned Grebe84%
  4. American Crow71%
  5. Mallard65%

Specialties

Birds reported far more often here than across Oregon.

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.