WhenToBird

Birding spot · Worcester County, Maryland

Birding at Assateague Island National Seashore (Great Egging Island): What You'll See Each Week

In November, the birds most often reported at Assateague Island National Seashore (Great Egging Island) are Yellow-rumped Warbler (94%), Bufflehead (80%), and American Herring Gull (74%). It is busiest in fall, when 110 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (111 species). 209 species have been reported here across 874 complete checklists from 328 birders.

Species by week

0255075100125Jan 1-7: 43 species on 5%+ of 22 checklistsJan 8-14: low data (5 checklists)Jan 15-21: low data (6 checklists)Jan 22-31: low data (4 checklists)Feb 1-7: low data (7 checklists)Feb 8-14: low data (2 checklists)Feb 15-21: low data (8 checklists)Feb 22-28: low data (9 checklists)Mar 1-7: low data (5 checklists)Mar 8-14: low data (6 checklists)Mar 15-21: low data (3 checklists)Mar 22-31: 49 species on 5%+ of 12 checklistsApr 1-7: low data (2 checklists)Apr 8-14: low data (6 checklists)Apr 15-21: low data (8 checklists)Apr 22-30: 73 species on 5%+ of 12 checklistsMay 1-7: 91 species on 5%+ of 10 checklistsMay 8-14: 111 species on 5%+ of 13 checklistsMay 15-21: 92 species on 5%+ of 15 checklistsMay 22-31: 58 species on 5%+ of 15 checklistsJun 1-7: low data (4 checklists)Jun 8-14: low data (5 checklists)Jun 15-21: low data (5 checklists)Jun 22-30: low data (5 checklists)Jul 1-7: low data (5 checklists)Jul 8-14: low data (6 checklists)Jul 15-21: low data (1 checklists)Jul 22-31: low data (8 checklists)Aug 1-7: low data (8 checklists)Aug 8-14: low data (5 checklists)Aug 15-21: 80 species on 5%+ of 18 checklistsAug 22-31: 83 species on 5%+ of 48 checklistsSep 1-7: 82 species on 5%+ of 25 checklistsSep 8-14: 86 species on 5%+ of 48 checklistsSep 15-21: 81 species on 5%+ of 48 checklistsSep 22-30: 94 species on 5%+ of 84 checklistsOct 1-7: 88 species on 5%+ of 63 checklistsOct 8-14: 94 species on 5%+ of 84 checklistsOct 15-21: 98 species on 5%+ of 38 checklistsOct 22-31: 98 species on 5%+ of 39 checklistsNov 1-7: 104 species on 5%+ of 18 checklistsNov 8-14: 74 species on 5%+ of 65 checklistsNov 15-21: low data (7 checklists)Nov 22-30: 81 species on 5%+ of 15 checklistsDec 1-7: low data (4 checklists)Dec 8-14: 46 species on 5%+ of 12 checklistsDec 15-21: low data (6 checklists)Dec 22-31: 49 species on 5%+ of 30 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. 1Yellow-rumped Warbler94%
  2. 2Bufflehead80%
  3. 3American Herring Gull74%
  4. 4Carolina Wren73%
  5. 5White-throated Sparrow72%
  6. 6Northern Mockingbird69%
  7. 7Ring-billed Gull69%
  8. 8Gray Catbird66%
  9. 9Northern Cardinal65%
  10. 10Common Loon63%
  11. 11American Robin62%
  12. 12Song Sparrow60%
  13. 13Eastern Towhee53%
  14. 14Double-crested Cormorant49%
  15. 15Northern Flicker48%

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 50 species

  1. Bufflehead68%
  2. Yellow-rumped Warbler66%
  3. Ring-billed Gull65%
  4. American Herring Gull63%
  5. Carolina Wren55%

Spring 81 species

  1. Northern Cardinal64%
  2. Carolina Wren58%
  3. American Herring Gull54%
  4. Laughing Gull42%
  5. Bufflehead35%

Summer 87 species

  1. Laughing Gull83%
  2. Brown Pelican77%
  3. Double-crested Cormorant74%
  4. American Herring Gull69%
  5. Northern Cardinal68%

Fall 110 species

  1. Carolina Wren80%
  2. Gray Catbird77%
  3. Laughing Gull77%
  4. American Herring Gull72%
  5. Double-crested Cormorant72%

Specialties

Birds reported far more often here than across Maryland.

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.