Fish Pass

Ecosystem Overview

The Fish Pass ecosystem supports 12 documented wildlife species across 8 taxonomic genera. Located in Nueces 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. While Water Exchange Pass nearby has 33% more documented species, Fish Pass offers unique wildlife observation opportunities. This location ranks #5 for species diversity among 8 Nueces County County natural areas, placing it in the 38th 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 8 locations

Species Distribution

Very Common3 species

Common4 species

Occasional3 species

Rare2 species

Regional Context

Regional Ranking

#5 of 8 locations

38th percentile for diversity

vs. Water Exchange Pass

-33% 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 12 total documented species.

Calidris alba

sanderling

Very Common3 obs.

Tringa semipalmata

Willet

Very Common3 obs.

Platalea ajaja

Roseate Spoonbill

Very Common2 obs.

Egretta tricolor

Tricolor Heron

Very Common2 obs.

Calidris alpina

dunlin

Very Common2 obs.

Callinectes sapidus

blue swimming crab

Common1 obs.

Egretta rufescens

Reddish Egret

Common1 obs.

Egretta caerulea

Little Blue Heron

Common1 obs.

Calidris minutilla

least sandpiper

Common1 obs.

Cyprinodon variegatus

Sheepshead Pupfish

Common1 obs.

Fundulus grandis

Gulf killifish

Common1 obs.

Ardea alba

Great Egret

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 Fish Pass. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

Species Count

-45%

vs. Regional Average

Compared to 7 nearby locations in Nueces County County, Texas

Nearby Natural Areas

Water Exchange Pass

Importance: 0.35

18 species

-33% vs. current

Swimming Area

Importance: 0.35

15 species

-20% vs. current

Nueces County

Importance: 0.35

100 species

-88% vs. current

Robstown

Importance: 0.32

12 species

0% vs. current

Bishop

Importance: 0.27

2 species

+500% vs. current

Driscoll

Importance: 0.26

1 species

+1100% vs. current

Petronila

Importance: 0.24

4 species

+200% 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 Nueces 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

-45%

vs. Regional Average

Compared to 7 nearby locations in Nueces County County, Texas

Nearby Natural Areas

Water Exchange Pass

Importance: 0.35

18 species

-33% vs. current

Swimming Area

Importance: 0.35

15 species

-20% vs. current

Nueces County

Importance: 0.35

100 species

-88% vs. current

Robstown

Importance: 0.32

12 species

0% vs. current

Bishop

Importance: 0.27

2 species

+500% vs. current

Driscoll

Importance: 0.26

1 species

+1100% vs. current

Petronila

Importance: 0.24

4 species

+200% 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 8 locations

Species Distribution

Very Common3 species

Common4 species

Occasional3 species

Rare2 species

Regional Context

Regional Ranking

#5 of 8 locations

38th percentile for diversity

vs. Water Exchange Pass

-33% species diversity

Most Common Species

Showing 20 most frequently observed species out of 12 total documented species.

Calidris alba

sanderling

Very Common3 obs.

Tringa semipalmata

Willet

Very Common3 obs.

Platalea ajaja

Roseate Spoonbill

Very Common2 obs.

Egretta tricolor

Tricolor Heron

Very Common2 obs.

Calidris alpina

dunlin

Very Common2 obs.

Callinectes sapidus

blue swimming crab

Common1 obs.

Egretta rufescens

Reddish Egret

Common1 obs.

Egretta caerulea

Little Blue Heron

Common1 obs.

Calidris minutilla

least sandpiper

Common1 obs.

Cyprinodon variegatus

Sheepshead Pupfish

Common1 obs.

Fundulus grandis

Gulf killifish

Common1 obs.

Ardea alba

Great Egret

Occasional1 obs.

Want the Complete Field Guide?

Get all 12 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.