WhenToBird

Birding spot · Multnomah County, Oregon

Birding at Heron Lakes Golf Course: What You'll See Each Week

In November, the birds most often reported at Heron Lakes Golf Course are Mallard (98%), Canvasback (87%), and Northern Shoveler (84%). It is busiest in spring, when 61 species turn up on at least 1 in 20 checklists, and species counts peak in early May (69 species). 166 species have been reported here across 4,567 complete checklists from 691 birders.

Species by week

020406080Jan 1-7: 48 species on 5%+ of 158 checklistsJan 8-14: 41 species on 5%+ of 82 checklistsJan 15-21: 44 species on 5%+ of 84 checklistsJan 22-31: 42 species on 5%+ of 105 checklistsFeb 1-7: 44 species on 5%+ of 84 checklistsFeb 8-14: 51 species on 5%+ of 57 checklistsFeb 15-21: 47 species on 5%+ of 61 checklistsFeb 22-28: 46 species on 5%+ of 90 checklistsMar 1-7: 42 species on 5%+ of 81 checklistsMar 8-14: 53 species on 5%+ of 97 checklistsMar 15-21: 52 species on 5%+ of 76 checklistsMar 22-31: 52 species on 5%+ of 107 checklistsApr 1-7: 55 species on 5%+ of 108 checklistsApr 8-14: 57 species on 5%+ of 94 checklistsApr 15-21: 58 species on 5%+ of 80 checklistsApr 22-30: 63 species on 5%+ of 77 checklistsMay 1-7: 69 species on 5%+ of 96 checklistsMay 8-14: 60 species on 5%+ of 57 checklistsMay 15-21: 65 species on 5%+ of 81 checklistsMay 22-31: 57 species on 5%+ of 71 checklistsJun 1-7: 51 species on 5%+ of 47 checklistsJun 8-14: 55 species on 5%+ of 66 checklistsJun 15-21: 52 species on 5%+ of 44 checklistsJun 22-30: 54 species on 5%+ of 41 checklistsJul 1-7: 55 species on 5%+ of 38 checklistsJul 8-14: 41 species on 5%+ of 28 checklistsJul 15-21: 54 species on 5%+ of 32 checklistsJul 22-31: 57 species on 5%+ of 101 checklistsAug 1-7: 53 species on 5%+ of 90 checklistsAug 8-14: 53 species on 5%+ of 127 checklistsAug 15-21: 60 species on 5%+ of 171 checklistsAug 22-31: 55 species on 5%+ of 226 checklistsSep 1-7: 51 species on 5%+ of 143 checklistsSep 8-14: 56 species on 5%+ of 92 checklistsSep 15-21: 59 species on 5%+ of 107 checklistsSep 22-30: 63 species on 5%+ of 215 checklistsOct 1-7: 58 species on 5%+ of 191 checklistsOct 8-14: 62 species on 5%+ of 136 checklistsOct 15-21: 52 species on 5%+ of 105 checklistsOct 22-31: 56 species on 5%+ of 212 checklistsNov 1-7: 55 species on 5%+ of 91 checklistsNov 8-14: 54 species on 5%+ of 101 checklistsNov 15-21: 55 species on 5%+ of 77 checklistsNov 22-30: 54 species on 5%+ of 89 checklistsDec 1-7: 50 species on 5%+ of 61 checklistsDec 8-14: 51 species on 5%+ of 60 checklistsDec 15-21: 45 species on 5%+ of 48 checklistsDec 22-31: 44 species on 5%+ of 82 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. 1Mallard98%
  2. 2Canvasback87%
  3. 3Northern Shoveler84%
  4. 4Cackling Goose80%
  5. 5American Wigeon75%
  6. 6Green-winged Teal74%
  7. 7Bufflehead73%
  8. 8Canada Goose67%
  9. 9Gadwall66%
  10. 10American Crow62%
  11. 11Great Egret55%
  12. 12Song Sparrow54%
  13. 13Golden-crowned Sparrow50%
  14. 14Northern Pintail41%
  15. 15Great Blue Heron41%

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 45 species

  1. Mallard96%
  2. Canvasback80%
  3. Northern Shoveler78%
  4. Lesser Scaup71%
  5. Ruddy Duck67%

Spring 61 species

  1. Mallard98%
  2. Red-winged Blackbird89%
  3. Gadwall86%
  4. Canada Goose80%
  5. Tree Swallow78%

Summer 56 species

  1. Mallard98%
  2. Barn Swallow80%
  3. Great Egret67%
  4. American Crow63%
  5. Great Blue Heron55%

Fall 61 species

  1. Mallard96%
  2. American Crow66%
  3. Canada Goose65%
  4. Green-winged Teal63%
  5. Song Sparrow59%

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.