Filing deadline: April 30. Build your Edwards County plan today.

Edwards Plateau (Western) Ecoregion

Wildlife Management Plan for Edwards County, Texas

Edwards County spans the boundary between the Edwards Plateau and Southern Texas Plains, with 74 documented wildlife species.

Intelligence Snapshot

PricingAcreage-based. See pricing details.
EcoregionEdwards Plateau (Western) (spans 2 ecoregions). Ecoregion guide.
Area2,117.9 sq mi
Species74 documented (moderate)
Federal Listed6 (4 endangered, 2 threatened)
Conservationhigh priority (2 critical habitat designations)
Min Acreage20 to 30 acres
Filing DeadlineApril 30. Deadline details.

Regulatory Complexity

Edwards County has elevated conservation considerations that affect wildlife management planning. Edwards Aquifer overlap adds regulatory requirements to water development activities. Management practices that involve well drilling, pond construction, or surface water impoundment must account for aquifer recharge zone protections. A properly calibrated plan accounts for these constraints. A generic plan does not.

Edwards County Ecological Profile

Edwards County's 2,118 square miles of dry limestone rangeland with scattered juniper carry an environmental legacy: 102 orphan wells on the Railroad Commission's plugging priority list alongside active ecological management. Despite the aridity, this region supports productive white-tailed deer and wild turkey populations on well-managed ranches. The county overlaps the Edwards Aquifer system, and management practices must account for recharge zone protections that affect both development and agricultural operations.

Management on the western Edwards Plateau shares the cedar management imperative of the eastern plateau but with greater emphasis on water development and conservative stocking rates. The drier conditions mean slower vegetation recovery after disturbance, and overgrazing on thin soils can expose bedrock within a few years. Brush sculpting and targeted juniper removal should focus on grassland restoration while retaining sufficient woody cover for wildlife thermal regulation and escape cover. Supplemental water is the highest-impact practice, with solar-powered pumps and rainwater catchments placed to create reliable wildlife water sources across large pastures.

Transitional Ecoregion

Edwards County spans the boundary between the Edwards Plateau and Southern Texas Plains. Species assemblages, soil types, and appropriate management intensities differ between these regions. A property in the Edwards Plateau portion of the county will require different practices than one in the Southern Texas Plains zone.

Soil Conditions

Soils are shallow and rocky, predominantly Tarrant and Ector series limestones with minimal topsoil development. Deeper alluvial soils along draws and creek bottoms support the most productive vegetation.

Fire Ecology

Fire intervals on the western plateau were historically longer than the east, at 5 to 10 years, reflecting sparser fuel loads. Prescribed fire remains valuable for maintaining grassland openings but requires adequate fuel accumulation and careful timing around drought cycles.

Spans 2 ecoregions: Edwards Plateau, Southern Texas Plains

White-tailed deer and Rio Grande wild turkey are the primary game species, with management programs on larger ranches producing consistently high-quality bucks. Bobwhite quail occupy the more open grassland areas, though populations fluctuate with rainfall. The Texas tortoise occurs in the southern portions, and several cave-adapted invertebrate species are present in the karst systems that extend westward from the central plateau. Raptor diversity is notable, with golden eagle, zone-tailed hawk, and prairie falcon all present.

Edwards County Species of Conservation Concern

TPWD records 74 species in Edwards County. Birds represent the most documented group at 26 species. Federal and state agencies track 6 listed species here. Combined with Edwards Aquifer regulations, this creates a layered regulatory environment that affects both development and agricultural management. Federally listed species include golden-cheeked warbler, Texas fatmucket, and South Llano springs moss. Golden-cheeked warbler: Nests exclusively in mature Ashe juniper with shredding bark.

Birds26
Plants14
Mammals13
Reptiles6
Arachnids4
Mollusks3
Amphibians2
Crustaceans2
Fish2
Insects2

Primary Management Targets

white-tailed deer, wild turkey, bobwhite quail

Listed Species

golden-cheeked warblerSetophaga chrysoparia
Federally Endangered

Nests exclusively in mature Ashe juniper with shredding bark. Cedar management must retain mature juniper in canyon bottoms and steep slopes. Clearing occupied habitat requires ESA Section 10 incidental take permit.

Texas fatmucketLampsilis bracteata
Federally Endangered

Freshwater mussel endemic to central Texas rivers. Sedimentation from land clearing, impoundment, and water quality degradation are primary threats. Riparian buffers and erosion control benefit this species.

South Llano springs mossDonrichardsia macroneuron
Federally Endangered

Extremely rare aquatic moss endemic to spring outlets in Kimble County. Spring flow maintenance is critical. Any reduction in flow may extirpate the species.

Texas snowbellsStyrax platanifolius ssp. texanus
Federally Endangered

Restricted to limestone cliff faces along streams in a few Edwards Plateau counties. Fewer than 20 known populations. Extremely sensitive to hydrologic changes and habitat disturbance.

yellow-billed cuckooCoccyzus americanus
Federally Threatened

Western distinct population segment is threatened. Requires large patches of mature riparian woodland (cottonwood, willow) with dense understory. Clearing riparian corridors wider than 300 feet may trigger consultation in designated critical habitat.

Tobusch fishhook cactusSclerocactus brevihamatus ssp. tobuschii
Federally Threatened

Endemic to limestone ridges in the western Edwards Plateau. Road construction and brush clearing on rocky slopes may affect populations.

golden-cheeked warblerSetophaga chrysoparia
State Endangered

Nests exclusively in mature Ashe juniper with shredding bark. Cedar management must retain mature juniper in canyon bottoms and steep slopes. Clearing occupied habitat requires ESA Section 10 incidental take permit.

white-faced ibisPlegadis chihi
State Threatened
zone-tailed hawkButeo albonotatus
State Threatened
black bearUrsus americanus
State Threatened
white-nosed coatiNasua narica
State Threatened
Texas fatmucketLampsilis bracteata
State Threatened

Freshwater mussel endemic to central Texas rivers. Sedimentation from land clearing, impoundment, and water quality degradation are primary threats. Riparian buffers and erosion control benefit this species.

Texas snowbellsStyrax platanifolius ssp. texanus
State Endangered

Restricted to limestone cliff faces along streams in a few Edwards Plateau counties. Fewer than 20 known populations. Extremely sensitive to hydrologic changes and habitat disturbance.

Tobusch fishhook cactusSclerocactus brevihamatus ssp. tobuschii
State Endangered

Endemic to limestone ridges in the western Edwards Plateau. Road construction and brush clearing on rocky slopes may affect populations.

Texas horned lizardPhrynosoma cornutum
State Threatened

Depends on harvester ant colonies for food. Fire ant suppression and native grassland restoration directly benefit this species. Listed as state threatened.

Texas tortoiseGopherus berlandieri
State Threatened

Found in South Texas brushlands and western Edwards Plateau. Slow-moving and vulnerable to road mortality and habitat clearing. Translocation may be required before land clearing in occupied habitat.

Source: Texas Parks & Wildlife Department RTEST Database; U.S. Fish & Wildlife Service Critical Habitat Designations

Edwards Plateau (Western) Wildlife Management Standards

Wildlife management in Edwards County operates on karst limestone where surface activities affect the aquifer below and where cedar management must distinguish between regrowth juniper (remove) and mature warbler habitat (retain). Under 34 TAC Section 9.2002, the Edwards Plateau (Western) ecoregion requires 20 to 30 minimum acres, 20% brush management coverage, and annual wildlife census documentation. Primary targets are white-tailed deer, wild turkey, and bobwhite quail. Practice recommendations should reflect each property's specific landscape position within the county.

These are the intensity thresholds your plan must meet for the Edwards Plateau (Western) ecoregion. Your county appraisal district will verify compliance against these minimums. A plan that does not address them risks denial of your wildlife management valuation. For a complete overview of the seven management pillars, see the management pillars guide.

brush management10% of acreage OR 10 acres annually, whichever is less

In Edwards County, brush management means juniper removal on grassland areas while retaining mature stands in canyon bottoms where golden-cheeked warbler nests.

food plots1% of acreage, minimum 1/4 acre

Food plots must provide nutritional supplementation for target species. The minimum size and density are set by ecoregion to reflect carrying capacity.

protein feeders1 per 320 acres, minimum 16% crude protein, aflatoxin <20 ppb

Feeder placement and protein content are auditable. The aflatoxin threshold (20 ppb) is a compliance requirement, not a suggestion.

fire ant control10 acres or 10% of infested area annually

Fire ant suppression directly supports native harvester ant populations, the primary food source for Texas horned lizard and other ground-foraging species.

cowbird removalminimum 30 birds annually

Brown-headed cowbirds are brood parasites that reduce nesting success of songbirds. The minimum applies to properties where cowbird trapping is selected as a management activity.

prescribed burning15% of property over 7-year rotation

The burn rotation percentage applies over the full plan period. Properties that cannot burn due to WUI constraints must document the limitation and substitute equivalent mechanical treatment.

nest boxesdensity based on target species territory size

Nest box density is based on territory size of target cavity-nesting species. Boxes must be monitored and maintained annually.

Source: TPWD 34 TAC Section 9.2002, Comprehensive Wildlife Management Planning Guidelines

Water Resources

Edwards County overlaps 2 Edwards Aquifer zones. Land use activities in these zones are subject to Edwards Aquifer Authority regulations that affect both development and agricultural operations. 7 Groundwater Conservation Districts regulate water resources in Edwards County, creating a dense permitting landscape for new wells and production limits that directly affect wildlife management water sources.

EDWARDS AQUIFER AUTHORITYC
HEADWATERS GROUNDWATER CONSERVATION DISTRICTC
KIMBLE COUNTY GROUNDWATER CONSERVATION DISTRICTC
KINNEY COUNTY GROUNDWATER CONSERVATION DISTRICTC
REAL-EDWARDS CONSERVATION AND RECLAMATION DISTRICTC
SUTTON COUNTY UNDERGROUND WATER CONSERVATION DISTRICTC
UVALDE COUNTY UNDERGROUND WATER CONSERVATION DISTRICTC

Conservation Infrastructure

Devil's Sinkhole State Natural Area provides protected Edwards Plateau (Western) habitat and serves as a reference landscape for private land management in the county.

Infrastructure

The Railroad Commission documents 2,382 wells and 908 pipeline segments in Edwards County, a moderate industrial presence alongside agricultural land use. 102 orphan wells are on the Railroad Commission's plugging priority list.

2 aquifer zones beneath Edwards County's 2118 square miles. The plan has to account for what is underground, not just what is on the surface.

Build your Edwards County wildlife management plan.

2 ecoregions. 74 documented species. Edwards County's ecological complexity means the plan has to be specific to your property's landscape position. Calibrated to Edwards Plateau (Western) standards.

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