WhenToBird

Birding spot · Genesee County, New York

Birding at Iroquois National Wildlife Refuge (east): What You'll See Each Week

In November, the birds most often reported at Iroquois National Wildlife Refuge (east) are Canada Goose (100%), Mallard (95%), and Green-winged Teal (52%). It is busiest in summer, when 79 species turn up on at least 1 in 20 checklists, and species counts peak in mid August (85 species). 198 species have been reported here across 1,599 complete checklists from 430 birders.

Species by week

020406080100Jan 1-7: low data (7 checklists)Jan 8-14: low data (9 checklists)Jan 15-21: low data (2 checklists)Jan 22-31: low data (7 checklists)Feb 1-7: 28 species on 5%+ of 13 checklistsFeb 8-14: 24 species on 5%+ of 11 checklistsFeb 15-21: 31 species on 5%+ of 10 checklistsFeb 22-28: 19 species on 5%+ of 16 checklistsMar 1-7: 25 species on 5%+ of 27 checklistsMar 8-14: 35 species on 5%+ of 71 checklistsMar 15-21: 39 species on 5%+ of 54 checklistsMar 22-31: 49 species on 5%+ of 68 checklistsApr 1-7: 55 species on 5%+ of 42 checklistsApr 8-14: 55 species on 5%+ of 44 checklistsApr 15-21: 57 species on 5%+ of 36 checklistsApr 22-30: 71 species on 5%+ of 77 checklistsMay 1-7: 81 species on 5%+ of 76 checklistsMay 8-14: 84 species on 5%+ of 76 checklistsMay 15-21: 84 species on 5%+ of 76 checklistsMay 22-31: 78 species on 5%+ of 152 checklistsJun 1-7: 79 species on 5%+ of 89 checklistsJun 8-14: 60 species on 5%+ of 22 checklistsJun 15-21: 64 species on 5%+ of 30 checklistsJun 22-30: 75 species on 5%+ of 15 checklistsJul 1-7: 74 species on 5%+ of 12 checklistsJul 8-14: 72 species on 5%+ of 12 checklistsJul 15-21: 67 species on 5%+ of 12 checklistsJul 22-31: 71 species on 5%+ of 10 checklistsAug 1-7: low data (9 checklists)Aug 8-14: low data (9 checklists)Aug 15-21: 85 species on 5%+ of 19 checklistsAug 22-31: 73 species on 5%+ of 66 checklistsSep 1-7: 79 species on 5%+ of 38 checklistsSep 8-14: 81 species on 5%+ of 40 checklistsSep 15-21: 70 species on 5%+ of 23 checklistsSep 22-30: 68 species on 5%+ of 43 checklistsOct 1-7: 62 species on 5%+ of 44 checklistsOct 8-14: 55 species on 5%+ of 51 checklistsOct 15-21: 51 species on 5%+ of 39 checklistsOct 22-31: 49 species on 5%+ of 43 checklistsNov 1-7: 37 species on 5%+ of 24 checklistsNov 8-14: 45 species on 5%+ of 15 checklistsNov 15-21: 38 species on 5%+ of 19 checklistsNov 22-30: 30 species on 5%+ of 17 checklistsDec 1-7: low data (7 checklists)Dec 8-14: low data (5 checklists)Dec 15-21: low data (2 checklists)Dec 22-31: 24 species on 5%+ of 10 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. 1Canada Goose100%
  2. 2Mallard95%
  3. 3Green-winged Teal52%
  4. 4Northern Shoveler40%
  5. 5Bald Eagle37%
  6. 6Northern Pintail37%
  7. 7Trumpeter Swan36%
  8. 8Black-capped Chickadee29%
  9. 9Dunlin24%
  10. 10American Crow23%
  11. 11American Tree Sparrow23%
  12. 12Red-tailed Hawk23%
  13. 13Red-winged Blackbird23%
  14. 14Ring-billed Gull23%
  15. 15American Goldfinch20%

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 30 species

  1. Canada Goose98%
  2. Tundra Swan71%
  3. Mallard67%
  4. Northern Pintail35%
  5. Bald Eagle30%

Spring 70 species

  1. Canada Goose96%
  2. Red-winged Blackbird84%
  3. Mallard78%
  4. Great Blue Heron69%
  5. Tree Swallow64%

Summer 79 species

  1. Great Egret94%
  2. Great Blue Heron89%
  3. Canada Goose84%
  4. Red-winged Blackbird79%
  5. Mallard76%

Fall 67 species

  1. Canada Goose96%
  2. Mallard88%
  3. Green-winged Teal58%
  4. Great Egret53%
  5. Red-winged Blackbird50%

Specialties

Birds reported far more often here than across New York.

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.