Fiesta Island

Ecosystem Overview

The Fiesta Island ecosystem supports 50 documented wildlife species across 48 taxonomic genera. Located in San Diego County, California, this area provides critical habitat with diverse natural communities. The location hosts 11 frequently observed species and 9 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While San Diego nearby has 50% more documented species, Fiesta Island offers unique wildlife observation opportunities. This location ranks #26 for species diversity among 89 San Diego County County natural areas, placing it in the 71th 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

#26

Regional Rank

Out of 89 locations

Species Distribution

Very Common11 species

Common15 species

Occasional15 species

Rare9 species

Regional Context

Regional Ranking

#26 of 89 locations

71th percentile for diversity

vs. San Diego

-50% 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 50 total documented species.

Eremophila alpestris

horned lark

Very Common9 obs.

Scantius aegyptius

Very Common5 obs.

Buteo jamaicensis

Red-tailed Hawk

Very Common4 obs.

Zonotrichia leucophrys

white-crowned sparrow

Very Common3 obs.

Passerculus sandwichensis

Savannah Sparrow

Very Common3 obs.

Sayornis saya

Say's phoebe

Common3 obs.

Ardea alba

Great Egret

Common3 obs.

Falco sparverius

American Kestrel

Common3 obs.

Tribulus terrestris

Puncturevine

Common3 obs.

Datura wrightii

sacred thorn-apple

Common2 obs.

Calcarius ornatus

Chestnut-collared Longspur

Common2 obs.

Anthus rubescens

Buff-bellied Pipit

Occasional2 obs.

Elanus leucurus

White-tailed Kite

Occasional2 obs.

Tyrannus vociferans

Cassin's Kingbird

Occasional2 obs.

Larus occidentalis

Western Gull

Occasional2 obs.

Rhynchophanes mccownii

Thick-billed Longspur

Occasional2 obs.

Branta bernicla

dark-bellied brent goose

Occasional2 obs.

Logfia gallica

Rare2 obs.

Calypte anna

Anna's Hummingbird

Rare2 obs.

Bombus vosnesenskii

Vosnesensky bumble bee

Rare1 obs.

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Most Common Species

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Get Your Personalized Field Guide

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

$6.99

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Regional Comparison

Regional Ranking

Species Count

-50%

vs. Regional Average

Compared to 8 nearby locations in San Diego County County, California

Nearby Natural Areas

San Diego

Importance: 0.63

100 species

-50% vs. current

San Diego County

Importance: 0.55

100 species

-50% vs. current

Carlsbad

Importance: 0.47

100 species

-50% vs. current

Oceanside

Importance: 0.46

100 species

-50% vs. current

Escondido

Importance: 0.45

100 species

-50% vs. current

Chula Vista

Importance: 0.45

100 species

-50% vs. current

San Marcos

Importance: 0.44

100 species

-50% vs. current

Coronado

Importance: 0.42

100 species

-50% 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 Diego 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

-50%

vs. Regional Average

Compared to 8 nearby locations in San Diego County County, California

Nearby Natural Areas

San Diego

Importance: 0.63

100 species

-50% vs. current

San Diego County

Importance: 0.55

100 species

-50% vs. current

Carlsbad

Importance: 0.47

100 species

-50% vs. current

Oceanside

Importance: 0.46

100 species

-50% vs. current

Escondido

Importance: 0.45

100 species

-50% vs. current

Chula Vista

Importance: 0.45

100 species

-50% vs. current

San Marcos

Importance: 0.44

100 species

-50% vs. current

Coronado

Importance: 0.42

100 species

-50% 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

#26

Regional Rank

Out of 89 locations

Species Distribution

Very Common11 species

Common15 species

Occasional15 species

Rare9 species

Regional Context

Regional Ranking

#26 of 89 locations

71th percentile for diversity

vs. San Diego

-50% species diversity

Most Common Species

Showing 20 most frequently observed species out of 50 total documented species.

Eremophila alpestris

horned lark

Very Common9 obs.

Scantius aegyptius

Very Common5 obs.

Buteo jamaicensis

Red-tailed Hawk

Very Common4 obs.

Zonotrichia leucophrys

white-crowned sparrow

Very Common3 obs.

Passerculus sandwichensis

Savannah Sparrow

Very Common3 obs.

Sayornis saya

Say's phoebe

Common3 obs.

Ardea alba

Great Egret

Common3 obs.

Falco sparverius

American Kestrel

Common3 obs.

Tribulus terrestris

Puncturevine

Common3 obs.

Datura wrightii

sacred thorn-apple

Common2 obs.

Calcarius ornatus

Chestnut-collared Longspur

Common2 obs.

Anthus rubescens

Buff-bellied Pipit

Occasional2 obs.

Elanus leucurus

White-tailed Kite

Occasional2 obs.

Tyrannus vociferans

Cassin's Kingbird

Occasional2 obs.

Larus occidentalis

Western Gull

Occasional2 obs.

Rhynchophanes mccownii

Thick-billed Longspur

Occasional2 obs.

Branta bernicla

dark-bellied brent goose

Occasional2 obs.

Logfia gallica

Rare2 obs.

Calypte anna

Anna's Hummingbird

Rare2 obs.

Bombus vosnesenskii

Vosnesensky bumble bee

Rare1 obs.

Want the Complete Field Guide?

Get all 50 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.