Birding spot · Galveston County, Texas
Birding at Dos Vacas Muertas Sanctuary: What You'll See Each Week In November, the birds most often reported at Dos Vacas Muertas Sanctuary are Northern Mockingbird (91%), Eastern Phoebe (78%), and Yellow-rumped Warbler (78%). It is busiest in spring, when 90 species turn up on at least 1 in 20 checklists, and species counts peak in the second week of May (87 species). 247 species have been reported here across 1,903 complete checklists from 709 birders.
Species by week 0 20 40 60 80 100 Jan 1-7: 64 species on 5%+ of 28 checklists Jan 8-14: 61 species on 5%+ of 13 checklists Jan 15-21: 60 species on 5%+ of 11 checklists Jan 22-31: 73 species on 5%+ of 19 checklists Feb 1-7: 61 species on 5%+ of 11 checklists Feb 8-14: 73 species on 5%+ of 13 checklists Feb 15-21: 67 species on 5%+ of 18 checklists Feb 22-28: 64 species on 5%+ of 11 checklists Mar 1-7: 60 species on 5%+ of 24 checklists Mar 8-14: 64 species on 5%+ of 39 checklists Mar 15-21: 74 species on 5%+ of 35 checklists Mar 22-31: 71 species on 5%+ of 75 checklists Apr 1-7: 70 species on 5%+ of 72 checklists Apr 8-14: 81 species on 5%+ of 146 checklists Apr 15-21: 85 species on 5%+ of 225 checklists Apr 22-30: 85 species on 5%+ of 309 checklists May 1-7: 72 species on 5%+ of 126 checklists May 8-14: 87 species on 5%+ of 91 checklists May 15-21: 72 species on 5%+ of 35 checklists May 22-31: 52 species on 5%+ of 30 checklists Jun 1-7: low data (5 checklists) Jun 8-14: low data (6 checklists) Jun 15-21: low data (7 checklists) Jun 22-30: low data (4 checklists) Jul 1-7: low data (4 checklists) Jul 8-14: low data (3 checklists) Jul 15-21: low data (6 checklists) Jul 22-31: low data (9 checklists) Aug 1-7: low data (2 checklists) Aug 8-14: low data (7 checklists) Aug 15-21: 42 species on 5%+ of 10 checklists Aug 22-31: 61 species on 5%+ of 34 checklists Sep 1-7: 59 species on 5%+ of 23 checklists Sep 8-14: 53 species on 5%+ of 33 checklists Sep 15-21: 55 species on 5%+ of 26 checklists Sep 22-30: 59 species on 5%+ of 43 checklists Oct 1-7: 51 species on 5%+ of 25 checklists Oct 8-14: 59 species on 5%+ of 31 checklists Oct 15-21: 59 species on 5%+ of 23 checklists Oct 22-31: 67 species on 5%+ of 44 checklists Nov 1-7: 71 species on 5%+ of 38 checklists Nov 8-14: 62 species on 5%+ of 50 checklists Nov 15-21: 55 species on 5%+ of 29 checklists Nov 22-30: 51 species on 5%+ of 30 checklists Dec 1-7: 53 species on 5%+ of 13 checklists Dec 8-14: 66 species on 5%+ of 14 checklists Dec 15-21: 81 species on 5%+ of 18 checklists Dec 22-31: 75 species on 5%+ of 35 checklists Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 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 Northern Mockingbird 91% 2 Eastern Phoebe 78% 3 Yellow-rumped Warbler 78% 4 Great Egret 66% 5 Ruby-crowned Kinglet 65% 6 Great Blue Heron 61% 7 Brown Pelican 57% 8 Northern House Wren 55% 9 Swamp Sparrow 49% 10 Gray Catbird 47% 11 Neotropic Cormorant 45% 12 Laughing Gull 43% 13 Northern Cardinal 42% 14 Osprey 41% 15 Great-tailed Grackle 38% 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 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 .
Northern Mockingbird91%
Eastern Phoebe78%
Yellow-rumped Warbler78%
Great Egret66%
Ruby-crowned Kinglet65%
Great Blue Heron61%
Brown Pelican57%
Swamp Sparrow49%
Gray Catbird47%
Neotropic Cormorant45%
Laughing Gull43%
Northern Cardinal42%
Osprey41%
Great-tailed Grackle38%