Stedman Island

Ecosystem Overview

The Stedman Island ecosystem supports 23 documented wildlife species across 21 taxonomic genera. Located in San Patricio County, Texas, this area provides critical habitat with diverse natural communities. The location hosts 5 frequently observed species and 4 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. Compared to nearby Sinton, Stedman Island hosts 188% more species diversity. This location ranks #5 for species diversity among 9 San Patricio County County natural areas, placing it in the 44th 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 9 locations

Species Distribution

Very Common5 species

Common7 species

Occasional7 species

Rare4 species

Regional Context

Regional Ranking

#5 of 9 locations

44th percentile for diversity

vs. Sinton

+188% species diversity

Ecosystem Overview

‌
‌
‌
‌

Biodiversity Highlights

‌

Species Distribution

Very Common‌

Common‌

Occasional‌

Rare‌

Regional Context

Regional Ranking

‌

Most Common Species

Showing 20 most frequently observed species out of 23 total documented species.

Egretta rufescens

Reddish Egret

Very Common3 obs.

Quiscalus mexicanus

Great-tailed Grackle

Very Common2 obs.

Ardea herodias

Great Blue Heron

Very Common2 obs.

Hyphantria cunea

Autumn Webworm

Very Common1 obs.

Egretta thula

Snowy Egret

Very Common1 obs.

Actitis macularius

spotted sandpiper

Common1 obs.

Spiranthes vernalis

Spring Ladies'-Tresses

Common1 obs.

Rayjacksonia phyllocephala

Gulf Coast camphor daisy

Common1 obs.

Cirsium horridulum

Bristly Thistle

Common1 obs.

Samolus ebracteatus

Common1 obs.

Junonia coenia

Northern Buckeye

Common1 obs.

Danaus plexippus

monarch

Occasional1 obs.

Battus philenor

Pipevine Swallowtail

Occasional1 obs.

Pelecanus occidentalis

Brown Pelican (Southern)

Occasional1 obs.

Sterna forsteri

forster’s tern

Occasional1 obs.

Passerculus sandwichensis

Savannah Sparrow

Occasional1 obs.

Washingtonia robusta

Mexican fan palm

Occasional1 obs.

Smilax bona-nox

bullbrier

Rare1 obs.

Sabatia arenicola

Rare1 obs.

Tringa semipalmata

Willet

Rare1 obs.

Want the Complete Field Guide?

Get all 23 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.

Most Common Species

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

Want the Complete Field Guide?

‌
‌

‌

Get Your Personalized Field Guide

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

$6.99

Get Your Personalized Field Guide

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

Email Address (for delivery)

Your field guide will be delivered to this email address. Please double-check for accuracy.

$6.99

Regional Comparison

Regional Ranking

Species Count

-50%

vs. Regional Average

Compared to 8 nearby locations in San Patricio County County, Texas

Nearby Natural Areas

Sinton

Importance: 0.42

8 species

+188% vs. current

San Patricio County

Importance: 0.32

100 species

-77% vs. current

Ingleside

Importance: 0.32

100 species

-77% vs. current

Portland

Importance: 0.31

100 species

-77% vs. current

Mathis

Importance: 0.28

8 species

+188% vs. current

Odem

Importance: 0.27

17 species

+35% vs. current

Gregory

Importance: 0.26

8 species

+188% vs. current

Ingleside On The Bay

Importance: 0.24

27 species

-15% 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 San Patricio County County.

Regional Comparison

‌

Regional Ranking

‌

Species Count

‌

vs. Regional Average

‌

Nearby Natural Areas

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

‌
‌

‌

About This Comparison

‌
‌
‌

Regional Comparison

Regional Ranking

Species Count

-50%

vs. Regional Average

Compared to 8 nearby locations in San Patricio County County, Texas

Nearby Natural Areas

Sinton

Importance: 0.42

8 species

+188% vs. current

San Patricio County

Importance: 0.32

100 species

-77% vs. current

Ingleside

Importance: 0.32

100 species

-77% vs. current

Portland

Importance: 0.31

100 species

-77% vs. current

Mathis

Importance: 0.28

8 species

+188% vs. current

Odem

Importance: 0.27

17 species

+35% vs. current

Gregory

Importance: 0.26

8 species

+188% vs. current

Ingleside On The Bay

Importance: 0.24

27 species

-15% 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 9 locations

Species Distribution

Very Common5 species

Common7 species

Occasional7 species

Rare4 species

Regional Context

Regional Ranking

#5 of 9 locations

44th percentile for diversity

vs. Sinton

+188% species diversity

Most Common Species

Showing 20 most frequently observed species out of 23 total documented species.

Egretta rufescens

Reddish Egret

Very Common3 obs.

Quiscalus mexicanus

Great-tailed Grackle

Very Common2 obs.

Ardea herodias

Great Blue Heron

Very Common2 obs.

Hyphantria cunea

Autumn Webworm

Very Common1 obs.

Egretta thula

Snowy Egret

Very Common1 obs.

Actitis macularius

spotted sandpiper

Common1 obs.

Spiranthes vernalis

Spring Ladies'-Tresses

Common1 obs.

Rayjacksonia phyllocephala

Gulf Coast camphor daisy

Common1 obs.

Cirsium horridulum

Bristly Thistle

Common1 obs.

Samolus ebracteatus

Common1 obs.

Junonia coenia

Northern Buckeye

Common1 obs.

Danaus plexippus

monarch

Occasional1 obs.

Battus philenor

Pipevine Swallowtail

Occasional1 obs.

Pelecanus occidentalis

Brown Pelican (Southern)

Occasional1 obs.

Sterna forsteri

forster’s tern

Occasional1 obs.

Passerculus sandwichensis

Savannah Sparrow

Occasional1 obs.

Washingtonia robusta

Mexican fan palm

Occasional1 obs.

Smilax bona-nox

bullbrier

Rare1 obs.

Sabatia arenicola

Rare1 obs.

Tringa semipalmata

Willet

Rare1 obs.

Want the Complete Field Guide?

Get all 23 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.