National City

Ecosystem Overview

The National City ecosystem supports 100 documented wildlife species across 97 taxonomic genera. Located in San Diego County, California, this area provides critical habitat with diverse natural communities. The location hosts 21 frequently observed species and 19 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. This location ranks #14 for species diversity among 89 San Diego County County natural areas, placing it in the 84th percentile for biodiversity.

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#14

Regional Rank

Out of 89 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#14 of 89 locations

84th percentile for diversity

vs. San Diego

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 100 total documented species.

Haemorhous mexicanus

House Finch

Very Common74 obs.

Mimus polyglottos

Northern Mockingbird

Very Common41 obs.

Spinus psaltria

lesser goldfinch

Very Common31 obs.

Melozone crissalis

California Towhee

Very Common24 obs.

Danaus plexippus

monarch

Very Common22 obs.

Psaltriparus minimus

American Bushtit

Common21 obs.

Sayornis nigricans

black phoebe

Common17 obs.

Apis mellifera

Western Honey Bee

Common15 obs.

Zonotrichia leucophrys

white-crowned sparrow

Common12 obs.

Corvus brachyrhynchos

American Crow

Common10 obs.

Egretta thula

Snowy Egret

Common9 obs.

Streptopelia decaocto

collared dove, eurasian collared dove

Occasional9 obs.

Cyanoliseus patagonus

Burrowing Parrot

Occasional9 obs.

Leiothlypis celata

Orange-crowned Warbler

Occasional9 obs.

Icterus cucullatus

Hooded oriole

Occasional8 obs.

Selasphorus sasin

Allen's Hummingbird

Occasional8 obs.

Turdus migratorius

American Robin

Occasional7 obs.

Hylephila phyleus

Fiery Skipper

Rare7 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Rare7 obs.

Pieris rapae

small white

Rare7 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 National City. Perfect for outdoor adventures, education, and nature exploration.

$6.99

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Regional Comparison

Regional Ranking

100

Species Count

vs. Regional Average

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

Nearby Natural Areas

San Diego

Importance: 0.63

100 species

0% vs. current

San Diego County

Importance: 0.55

100 species

0% vs. current

Carlsbad

Importance: 0.47

100 species

0% vs. current

Oceanside

Importance: 0.46

100 species

0% vs. current

Escondido

Importance: 0.45

100 species

0% vs. current

Chula Vista

Importance: 0.45

100 species

0% vs. current

San Marcos

Importance: 0.44

100 species

0% vs. current

Coronado

Importance: 0.42

100 species

0% 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

100

Species Count

vs. Regional Average

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

Nearby Natural Areas

San Diego

Importance: 0.63

100 species

0% vs. current

San Diego County

Importance: 0.55

100 species

0% vs. current

Carlsbad

Importance: 0.47

100 species

0% vs. current

Oceanside

Importance: 0.46

100 species

0% vs. current

Escondido

Importance: 0.45

100 species

0% vs. current

Chula Vista

Importance: 0.45

100 species

0% vs. current

San Marcos

Importance: 0.44

100 species

0% vs. current

Coronado

Importance: 0.42

100 species

0% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

100

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

#14

Regional Rank

Out of 89 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#14 of 89 locations

84th percentile for diversity

vs. San Diego

0% species diversity

Most Common Species

Showing 20 most frequently observed species out of 100 total documented species.

Haemorhous mexicanus

House Finch

Very Common74 obs.

Mimus polyglottos

Northern Mockingbird

Very Common41 obs.

Spinus psaltria

lesser goldfinch

Very Common31 obs.

Melozone crissalis

California Towhee

Very Common24 obs.

Danaus plexippus

monarch

Very Common22 obs.

Psaltriparus minimus

American Bushtit

Common21 obs.

Sayornis nigricans

black phoebe

Common17 obs.

Apis mellifera

Western Honey Bee

Common15 obs.

Zonotrichia leucophrys

white-crowned sparrow

Common12 obs.

Corvus brachyrhynchos

American Crow

Common10 obs.

Egretta thula

Snowy Egret

Common9 obs.

Streptopelia decaocto

collared dove, eurasian collared dove

Occasional9 obs.

Cyanoliseus patagonus

Burrowing Parrot

Occasional9 obs.

Leiothlypis celata

Orange-crowned Warbler

Occasional9 obs.

Icterus cucullatus

Hooded oriole

Occasional8 obs.

Selasphorus sasin

Allen's Hummingbird

Occasional8 obs.

Turdus migratorius

American Robin

Occasional7 obs.

Hylephila phyleus

Fiery Skipper

Rare7 obs.

Aphelocoma californica

California/Woodhouse's Scrub-Jay

Rare7 obs.

Pieris rapae

small white

Rare7 obs.

Want the Complete Field Guide?

Get all 100 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.