WhenToBird

Birding spot · Galveston County, Texas

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

In November, the birds most often reported at Rollover Bay are Willet (80%), Laughing Gull (60%), and Barn Swallow (58%). It is busiest in spring, when 69 species turn up on at least 1 in 20 checklists, and species counts peak in late April (78 species). 163 species have been reported here across 1,041 complete checklists from 692 birders.

Species by week

020406080Jan 1-7: low data (7 checklists)Jan 8-14: low data (3 checklists)Jan 15-21: low data (2 checklists)Jan 22-31: low data (9 checklists)Feb 1-7: low data (4 checklists)Feb 8-14: low data (3 checklists)Feb 15-21: low data (6 checklists)Feb 22-28: 69 species on 5%+ of 13 checklistsMar 1-7: low data (3 checklists)Mar 8-14: low data (6 checklists)Mar 15-21: low data (6 checklists)Mar 22-31: 49 species on 5%+ of 21 checklistsApr 1-7: 70 species on 5%+ of 39 checklistsApr 8-14: 61 species on 5%+ of 102 checklistsApr 15-21: 60 species on 5%+ of 268 checklistsApr 22-30: 78 species on 5%+ of 319 checklistsMay 1-7: 67 species on 5%+ of 99 checklistsMay 8-14: 69 species on 5%+ of 17 checklistsMay 15-21: low data (5 checklists)May 22-31: low data (8 checklists)Jun 1-7: low data (1 checklists)Jun 8-14: low data (2 checklists)Jun 15-21: low data (2 checklists)Jun 22-30: low data (4 checklists)Jul 1-7: low data (2 checklists)Jul 8-14: low data (4 checklists)Jul 15-21: low data (1 checklists)Jul 22-31: low data (3 checklists)Aug 1-7: low data (3 checklists)Aug 8-14: low data (0 checklists)Aug 15-21: low data (3 checklists)Aug 22-31: low data (2 checklists)Sep 1-7: low data (3 checklists)Sep 8-14: low data (5 checklists)Sep 15-21: low data (4 checklists)Sep 22-30: low data (2 checklists)Oct 1-7: low data (9 checklists)Oct 8-14: low data (8 checklists)Oct 15-21: low data (9 checklists)Oct 22-31: low data (7 checklists)Nov 1-7: low data (9 checklists)Nov 8-14: low data (3 checklists)Nov 15-21: low data (3 checklists)Nov 22-30: low data (3 checklists)Dec 1-7: low data (1 checklists)Dec 8-14: low data (2 checklists)Dec 15-21: low data (5 checklists)Dec 22-31: low data (1 checklists)JanFebMarAprMayJunJulAugSepOctNovDec
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. 1Willet80%
  2. 2Laughing Gull60%
  3. 3Barn Swallow58%
  4. 4Brown Pelican56%
  5. 5Great Egret55%
  6. 6Red-winged Blackbird54%
  7. 7Great-tailed Grackle54%
  8. 8Snowy Egret46%
  9. 9Clapper Rail41%
  10. 10European Starling40%
  11. 11Hudsonian Whimbrel37%
  12. 12Eastern Meadowlark36%
  13. 13Black-necked Stilt36%
  14. 14Scissor-tailed Flycatcher35%
  15. 15Northern Mockingbird33%

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 66 species

  1. Great Egret63%
  2. Great Blue Heron57%
  3. Osprey57%
  4. Belted Kingfisher48%
  5. Brown Pelican48%

Spring 69 species

  1. Willet86%
  2. Barn Swallow65%
  3. Laughing Gull60%
  4. Red-winged Blackbird60%
  5. Brown Pelican57%

Summer 0 species

    Fall 59 species

    1. Great Egret89%
    2. Snowy Egret78%
    3. Osprey75%
    4. White Ibis72%
    5. Laughing Gull58%

    Specialties

    Birds reported far more often here than across Texas.

    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.