Rio Grande City

Ecosystem Overview

The Rio Grande City ecosystem supports 13 documented wildlife species across 12 taxonomic genera. Located in Starr County, Texas, this area provides critical habitat with diverse natural communities. The location hosts 3 frequently observed species and 2 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Upper Ellison Lake, Rio Grande City hosts 0% more species diversity. This location ranks #2 for species diversity among 3 Starr County County natural areas, placing it in the 33th percentile for biodiversity.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 3 locations

Species Distribution

Very Common3 species

Common4 species

Occasional4 species

Rare2 species

Regional Context

Regional Ranking

#2 of 3 locations

33th percentile for diversity

vs. Upper Ellison Lake

+0% species diversity

Ecosystem Overview

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Biodiversity Highlights

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Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

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Most Common Species

Showing 20 most frequently observed species out of 13 total documented species.

Epicauta immaculata

Very Common1 obs.

Toxonprucha excavata

Very Common1 obs.

Ectypia bivittata

Very Common1 obs.

Caracara plancus

Crested Caracara

Very Common1 obs.

Streptopelia decaocto

collared dove, eurasian collared dove

Very Common1 obs.

Chromolaena odorata

Siamweed

Common1 obs.

Tridax procumbens

Coatbuttons

Common1 obs.

Malvastrum coromandelianum

Threelobe false mallow

Common1 obs.

Maurandella antirrhiniflora

violet twining-snapdragon

Common1 obs.

Danaus plexippus

monarch

Common1 obs.

Icterus cucullatus

Hooded oriole

Common1 obs.

Danaus gilippus

Queen

Occasional1 obs.

Quiscalus mexicanus

Great-tailed Grackle

Occasional1 obs.

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Most Common Species

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Want the Complete Field Guide?

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Get Your Personalized Field Guide

Download a professional PDF field guide featuring all the species found in Rio Grande City. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

Species Count

-76%

vs. Regional Average

Compared to 2 nearby locations in Starr County County, Texas

Nearby Natural Areas

Starr County

Importance: 0.33

100 species

-87% vs. current

Roma

Importance: 0.30

10 species

+30% vs. current

About This Comparison

These comparisons are based on documented wildlife observations from citizen science data. Locations with higher species counts may have more observation activity, different habitat types, or larger coverage areas. Regional rankings help identify biodiversity hotspots and unique natural areas within Starr County County.

Regional Comparison

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Regional Ranking

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Species Count

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vs. Regional Average

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Nearby Natural Areas

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About This Comparison

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Regional Comparison

Regional Ranking

Species Count

-76%

vs. Regional Average

Compared to 2 nearby locations in Starr County County, Texas

Nearby Natural Areas

Starr County

Importance: 0.33

100 species

-87% vs. current

Roma

Importance: 0.30

10 species

+30% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Regional Rank

Out of 3 locations

Species Distribution

Very Common3 species

Common4 species

Occasional4 species

Rare2 species

Regional Context

Regional Ranking

#2 of 3 locations

33th percentile for diversity

vs. Upper Ellison Lake

+0% species diversity

Most Common Species

Showing 20 most frequently observed species out of 13 total documented species.

Epicauta immaculata

Very Common1 obs.

Toxonprucha excavata

Very Common1 obs.

Ectypia bivittata

Very Common1 obs.

Caracara plancus

Crested Caracara

Very Common1 obs.

Streptopelia decaocto

collared dove, eurasian collared dove

Very Common1 obs.

Chromolaena odorata

Siamweed

Common1 obs.

Tridax procumbens

Coatbuttons

Common1 obs.

Malvastrum coromandelianum

Threelobe false mallow

Common1 obs.

Maurandella antirrhiniflora

violet twining-snapdragon

Common1 obs.

Danaus plexippus

monarch

Common1 obs.

Icterus cucullatus

Hooded oriole

Common1 obs.

Danaus gilippus

Queen

Occasional1 obs.

Quiscalus mexicanus

Great-tailed Grackle

Occasional1 obs.

Want the Complete Field Guide?

Get all 13 species with 3-4 high-quality images each, detailed descriptions, and a downloadable PDF for offline use.

Premium field guide includes identification tips, seasonal patterns, and professional layout optimized for field use.