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

Gulf Prairies Ecoregion

Wildlife Management Plan for Chambers County, Texas

Chambers County sits at the convergence of 3 Texas ecoregions, supporting 126 documented wildlife species across 8 taxonomic groups.

Intelligence Snapshot

PricingAcreage-based. See pricing details.
EcoregionGulf Prairies and Marshes (Upper Coast) (spans 3 ecoregions). Ecoregion guide.
Area597.2 sq mi
Species126 documented (high)
Federal Listed9 (3 endangered, 6 threatened)
Conservationhigh priority (1 critical habitat designations)
Min Acreage15 to 20 acres
Filing DeadlineApril 30. Deadline details.

Regulatory Complexity

Chambers County has elevated conservation considerations that affect wildlife management planning. The 9 federally listed species documented here mean that brush management, water development, and habitat modification must be designed with ESA compliance in mind. The county spans 3 ecoregions. A plan written for the wrong landscape position could prescribe inappropriate intensity standards or target the wrong species assemblage. A properly calibrated plan accounts for these constraints. A generic plan does not.

Chambers County Ecological Profile

TPWD's Candy Abshier WMA provides Chambers County with a working demonstration of Gulf Prairies management practices across 597 square miles of coastal grasslands, marshes, and tidal flats. The coastal prairie, once one of the most extensive grassland ecosystems in North America, has been reduced to scattered remnants by rice farming, cattle ranching, and industrial development. TPWD's Candy Abshier WMA serves as a working demonstration of management practices applicable to private lands in the region.

Wildlife management on the Gulf Prairies emphasizes wetland management, coastal prairie restoration, and moist soil management for waterfowl and shorebirds. Properties with access to water control structures can manage shallow impoundments on seasonal schedules: drawing down in spring to stimulate smartweed, barnyard grass, and other moist soil plants, then reflooding in autumn to create feeding habitat for migrating waterfowl. Upland prairie management focuses on prescribed fire at 2 to 3 year intervals to control Chinese tallow, McCartney rose, and other invasive woody species while stimulating gulf muhly, little bluestem, and brownseed paspalum. Grazing management using short-duration, high-intensity rotational systems can mimic the disturbance patterns of historic bison herds and maintain the structural diversity that grassland birds require.

Transitional Ecoregion

Chambers County intersects 3 distinct ecoregions: East Central Texas Plains, South Central Plains, and Western Gulf Coastal Plain. This is not a minor detail. A plan calibrated to the East Central Texas Plains would prescribe the wrong intensity standards, the wrong target species, and the wrong management timeline for a property in the Western Gulf Coastal Plain zone. Property-specific ecoregion classification is the first step in any credible plan.

Soil Conditions

Soils are heavy, poorly drained clays of the Lake Charles, Beaumont, and Edna series, underlain by a shallow water table that creates the seasonal wetland conditions critical for waterfowl and shorebird habitat.

Fire Ecology

Coastal prairie evolved with fire at 1 to 3 year intervals. Prescribed burning is the primary tool for controlling Chinese tallow invasion and maintaining the native grass and forb communities that support Attwater's prairie chicken and other grassland obligate species.

Spans 3 ecoregions: East Central Texas Plains, South Central Plains, Western Gulf Coastal Plain

This region is the last stronghold of the Attwater's prairie chicken, one of the most endangered birds in North America, with fewer than 200 individuals surviving in the wild. Mottled duck, a non-migratory species endemic to the Gulf Coast, depends on the mosaic of coastal prairie and freshwater wetlands for nesting and brood-rearing. Wintering waterfowl concentrations in the rice prairies and managed wetlands can exceed a million birds, including pintail, teal, and white-fronted geese. Whooping crane, the tallest North American bird and a federally endangered species, winters at Aransas National Wildlife Refuge and feeds in the surrounding marshes and grain fields.

Chambers County Species of Conservation Concern

Chambers County supports 126 documented species. Fish account for the largest share at 33 species, followed by Mammals at 32. The 9 federally listed and 38 state-protected species documented here represent meaningful regulatory considerations for any land management activity. Federally listed species include whooping crane, Kemp's Ridley sea turtle, and leatherback sea turtle. Whooping crane: Winters along the Texas coast at Aransas NWR and surrounding marshes.

Fish33
Mammals32
Birds29
Reptiles17
Plants9
Amphibians2
Insects2
Mollusks2

Primary Management Targets

mottled duck, whooping crane, reddish egret

Listed Species

whooping craneGrus americana
Federally Endangered

Winters along the Texas coast at Aransas NWR and surrounding marshes. Grain field management and wetland water levels in coastal counties affect foraging habitat. Disturbance within 1,000 feet of roosting sites is regulated.

Kemp's Ridley sea turtleLepidochelys kempii
Federally Endangered

Nests on Gulf Coast beaches, primarily in the western Gulf. Coastal property lighting must be managed to avoid disorienting hatchlings. Beach driving restrictions apply during nesting season (April through July).

leatherback sea turtleDermochelys coriacea
Federally Endangered

Nests rarely on Texas beaches. Deep-water forager. Coastal lighting management and beach protection during nesting season apply.

black railLaterallus jamaicensis
Federally Threatened

Inhabits dense emergent marsh vegetation. Extremely secretive and declining. Wetland drainage, mowing of marsh vegetation during nesting season, and altered hydrology are primary threats. Marsh management must maintain dense low vegetation.

piping ploverCharadrius melodus
Federally Threatened

Nests on bare sand and shell flats along the Gulf Coast. Coastal properties must avoid disturbance to nesting areas during breeding season (March through August). Vehicle traffic on beaches in occupied habitat is restricted.

rufa red knotCalidris canutus rufa
Federally Threatened

Migrates through Texas coastal beaches in spring and fall. Depends on horseshoe crab eggs and invertebrates on tidal flats. Beach disturbance during migration windows (April through May, September through November) should be minimized.

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.

green sea turtleChelonia mydas
Federally Threatened

Inhabits coastal waters and seagrass beds. Coastal lighting management and beach protection during nesting season apply. Dredging in seagrass habitat is regulated.

loggerhead sea turtleCaretta caretta
Federally Threatened

Nests on Gulf Coast beaches. Coastal properties must manage artificial lighting to avoid disorienting nesting females and hatchlings. Dredging and beach nourishment projects require seasonal restrictions.

black railLaterallus jamaicensis
State Threatened

Inhabits dense emergent marsh vegetation. Extremely secretive and declining. Wetland drainage, mowing of marsh vegetation during nesting season, and altered hydrology are primary threats. Marsh management must maintain dense low vegetation.

piping ploverCharadrius melodus
State Threatened

Nests on bare sand and shell flats along the Gulf Coast. Coastal properties must avoid disturbance to nesting areas during breeding season (March through August). Vehicle traffic on beaches in occupied habitat is restricted.

reddish egretEgretta rufescens
State Threatened
rufa red knotCalidris canutus rufa
State Threatened

Migrates through Texas coastal beaches in spring and fall. Depends on horseshoe crab eggs and invertebrates on tidal flats. Beach disturbance during migration windows (April through May, September through November) should be minimized.

swallow-tailed kiteElanoides forficatus
State Threatened
white-faced ibisPlegadis chihi
State Threatened
white-tailed hawkButeo albicaudatus
State Threatened
whooping craneGrus americana
State Endangered

Winters along the Texas coast at Aransas NWR and surrounding marshes. Grain field management and wetland water levels in coastal counties affect foraging habitat. Disturbance within 1,000 feet of roosting sites is regulated.

wood storkMycteria americana
State Threatened
great hammerheadSphyrna mokarran
State Threatened
oceanic whitetip sharkCarcharhinus longimanus
State Threatened

Found in offshore Gulf waters. No direct land management implication for Texas properties.

shortfin mako sharkIsurus oxyrinchus
State Threatened
Atlantic spotted dolphinStenella frontalis
State Threatened
Bryde's whaleBalaenoptera edeni brydei
State Endangered
Cuvier's beaked whaleZiphius cavirostris
State Threatened
Gervais's beaked whaleMesoplodon europaeus
State Threatened
North Atlantic right whaleEubalaena glacialis
State Endangered

Occasional presence in Gulf of Mexico waters. No direct land management implication. Ship strike reduction measures apply to offshore vessel traffic.

Rafinesque's big-eared batCorynorhinus rafinesquii
State Threatened
Rice's whaleBalaenoptera ricei
State Endangered

Resident in the Gulf of Mexico. No direct land management implication. Offshore energy development and vessel traffic are primary regulatory concerns.

West Indian manateeTrichechus manatus
State Threatened

Occasional visitor to coastal Texas waters. No direct land management implication for most properties. Coastal construction projects near warm water discharges may require manatee monitoring.

blue whaleBalaenoptera musculus
State Endangered

Rare in Gulf of Mexico. No direct land management implication for Texas properties.

dwarf sperm whaleKogia simus
State Threatened
false killer whalePseudorca crassidens
State Threatened
finback whaleBalaenoptera physalus
State Endangered

Occurs in Gulf of Mexico. No direct land management implication for Texas properties.

killer whaleOrcinus orca
State Threatened
pygmy killer whaleFeresa attenuata
State Threatened
pygmy sperm whaleKogia breviceps
State Threatened
roughtoothed dolphinSteno bredanensis
State Threatened
sei whaleBalaenoptera borealis
State Endangered

Rare in Gulf of Mexico. No direct land management implication for Texas properties.

short-finned pilot whaleGlobicephala macrorhynchus
State Threatened
sperm whalePhyseter macrocephalus
State Endangered

Present in deep Gulf waters. No direct land management implication for Texas properties.

Atlantic hawksbill sea turtleEretmochelys imbricata
State Endangered

Rare in Texas waters. Inhabits coral reefs and hard-bottom habitats. No direct land management implication for most properties. Coastal lighting management benefits all sea turtle species.

Kemp's Ridley sea turtleLepidochelys kempii
State Endangered

Nests on Gulf Coast beaches, primarily in the western Gulf. Coastal property lighting must be managed to avoid disorienting hatchlings. Beach driving restrictions apply during nesting season (April through July).

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.

alligator snapping turtleMacrochelys temminckii
State Threatened
green sea turtleChelonia mydas
State Threatened

Inhabits coastal waters and seagrass beds. Coastal lighting management and beach protection during nesting season apply. Dredging in seagrass habitat is regulated.

leatherback sea turtleDermochelys coriacea
State Endangered

Nests rarely on Texas beaches. Deep-water forager. Coastal lighting management and beach protection during nesting season apply.

loggerhead sea turtleCaretta caretta
State Threatened

Nests on Gulf Coast beaches. Coastal properties must manage artificial lighting to avoid disorienting nesting females and hatchlings. Dredging and beach nourishment projects require seasonal restrictions.

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

Gulf Prairies Wildlife Management Standards

Management in Chambers County is driven by water. Seasonal wetland drawdown and reflooding schedules, Chinese tallow control, and coastal prairie fire are the primary management activities. Because the county spans 3 ecoregions, the applicable intensity standards depend on where the property sits. For the Gulf Prairies portion, TPWD requires 15 to 20 minimum acres, 10% brush management, and semi-annual census documentation (34 TAC Section 9.2002). Primary targets are mottled duck, whooping crane, and reddish egret. Wetland water level management and coastal prairie fire are the dominant management tools.

These are the intensity thresholds your plan must meet for the Gulf Prairies 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

This is a hard minimum. The appraisal district will verify that your plan prescribes brush management on at least this proportion of your acreage annually.

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

HARRIS-GALVESTON SUBSIDENCE DISTRICT regulates groundwater in Chambers County, with permitting requirements for new wells.

HARRIS-GALVESTON SUBSIDENCE DISTRICTC

Conservation Infrastructure

TPWD manages Candy Abshier WMA in the county, where land managers can observe demonstrated management practices applicable to their own properties.

Infrastructure

Chambers County has substantial oil and gas infrastructure: 9,365 documented wells across 24 categories and 4,008 pipeline segments recorded by the Railroad Commission. 158 orphan wells are on the Railroad Commission's plugging priority list.

Environmental Considerations

4 TCEQ Voluntary Cleanup Program sites have been documented in Chambers County. Active remediation continues at 3 sites.

The Central Flyway crosses Chambers County's 597 square miles every year, carrying millions of migratory birds. The management plan accounts for that or it does not.

Build your Chambers County wildlife management plan.

3 ecoregions. 126 documented species. Chambers County's ecological complexity means the plan has to be specific to your property's landscape position. Calibrated to Gulf Prairies standards.

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