WhenToBird

Birding spot · Strafford County, New Hampshire

Birding at Oyster River Reservoir: What You'll See Each Week

In November, the birds most often reported at Oyster River Reservoir are Ring-billed Gull (83%), Canada Goose (54%), and Mallard (50%). It is busiest in summer, when 56 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (70 species). 112 species have been reported here across 830 complete checklists from 100 birders.

Species by week

020406080Jan 1-7: 39 species on 5%+ of 26 checklistsJan 8-14: 34 species on 5%+ of 16 checklistsJan 15-21: 27 species on 5%+ of 16 checklistsJan 22-31: 32 species on 5%+ of 36 checklistsFeb 1-7: 36 species on 5%+ of 19 checklistsFeb 8-14: 32 species on 5%+ of 22 checklistsFeb 15-21: 34 species on 5%+ of 30 checklistsFeb 22-28: 34 species on 5%+ of 24 checklistsMar 1-7: 38 species on 5%+ of 42 checklistsMar 8-14: 38 species on 5%+ of 46 checklistsMar 15-21: 36 species on 5%+ of 51 checklistsMar 22-31: 45 species on 5%+ of 46 checklistsApr 1-7: 48 species on 5%+ of 31 checklistsApr 8-14: 54 species on 5%+ of 19 checklistsApr 15-21: 51 species on 5%+ of 32 checklistsApr 22-30: 54 species on 5%+ of 32 checklistsMay 1-7: 57 species on 5%+ of 35 checklistsMay 8-14: 70 species on 5%+ of 16 checklistsMay 15-21: 62 species on 5%+ of 16 checklistsMay 22-31: 49 species on 5%+ of 12 checklistsJun 1-7: low data (4 checklists)Jun 8-14: low data (6 checklists)Jun 15-21: low data (6 checklists)Jun 22-30: low data (4 checklists)Jul 1-7: low data (5 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 (8 checklists)Aug 15-21: low data (5 checklists)Aug 22-31: 39 species on 5%+ of 14 checklistsSep 1-7: low data (6 checklists)Sep 8-14: low data (8 checklists)Sep 15-21: low data (6 checklists)Sep 22-30: 52 species on 5%+ of 10 checklistsOct 1-7: low data (6 checklists)Oct 8-14: low data (3 checklists)Oct 15-21: 38 species on 5%+ of 10 checklistsOct 22-31: low data (8 checklists)Nov 1-7: 41 species on 5%+ of 19 checklistsNov 8-14: 34 species on 5%+ of 22 checklistsNov 15-21: 30 species on 5%+ of 12 checklistsNov 22-30: 32 species on 5%+ of 25 checklistsDec 1-7: 34 species on 5%+ of 13 checklistsDec 8-14: 35 species on 5%+ of 16 checklistsDec 15-21: 35 species on 5%+ of 14 checklistsDec 22-31: 26 species on 5%+ of 15 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. 1Ring-billed Gull83%
  2. 2Canada Goose54%
  3. 3Mallard50%
  4. 4Double-crested Cormorant44%
  5. 5Great Blue Heron44%
  6. 6Hooded Merganser44%
  7. 7Black-capped Chickadee37%
  8. 8Blue Jay37%
  9. 9Bufflehead37%
  10. 10American Black Duck36%
  11. 11Dark-eyed Junco33%
  12. 12Downy Woodpecker33%
  13. 13Song Sparrow32%
  14. 14Belted Kingfisher29%
  15. 15White-breasted Nuthatch28%

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 34 species

  1. Mallard83%
  2. Ring-billed Gull75%
  3. Canada Goose73%
  4. Bufflehead54%
  5. American Black Duck51%

Spring 55 species

  1. Canada Goose76%
  2. Ring-billed Gull54%
  3. Mallard54%
  4. Song Sparrow49%
  5. Tufted Titmouse46%

Summer 56 species

  1. American Goldfinch61%
  2. Great Blue Heron54%
  3. Song Sparrow51%
  4. Canada Goose49%
  5. Mourning Dove44%

Fall 44 species

  1. Ring-billed Gull67%
  2. Blue Jay53%
  3. Double-crested Cormorant53%
  4. Great Blue Heron53%
  5. Canada Goose46%

Specialties

Birds reported far more often here than across New Hampshire.

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.