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El Cajon

Ecosystem Overview

The El Cajon ecosystem supports 88 documented wildlife species across 83 taxonomic genera. Located in san diego county, california, this area provides critical habitat with diverse natural communities. The location hosts 18 frequently observed species and 17 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While San Diego nearby has 12% more documented species, El Cajon offers unique wildlife observation opportunities. This location ranks #21 for species diversity among 89 san diego county County natural areas, placing it in the 76th percentile for biodiversity.

Biodiversity Highlights

88
Total Species
Documented wildlife species
83
Genus Diversity
Taxonomic genera represented
45
Common Species
Frequently observed species
43
Rare Species
Occasionally documented species
#21
Regional Rank
Out of 89 locations

Species Distribution

Very Common18 species
Common27 species
Occasional26 species
Rare17 species

Regional Context

Regional Ranking
#21 of 89 locations
76th percentile for diversity
vs. San Diego
-12% species diversity

Most Common Species

Showing 20 most frequently observed species out of 88 total documented species.

Buteo jamaicensis

Buteo jamaicensis

Red-tailed Hawk

Very Common16 obs.
Corvus brachyrhynchos

Corvus brachyrhynchos

American Crow

Very Common7 obs.
Passer domesticus

Passer domesticus

House Sparrow

Very Common6 obs.
Larus occidentalis

Larus occidentalis

Western Gull

Very Common4 obs.
Hylephila phyleus

Hylephila phyleus

Fiery Skipper

Very Common4 obs.
Zenaida macroura

Zenaida macroura

Mourning Dove

Common4 obs.
Calypte anna

Calypte anna

Anna's Hummingbird

Common4 obs.
Buteo lineatus

Buteo lineatus

Red-Shouldered/Broad-Winged Hawk

Common3 obs.
Haemorhous mexicanus

Haemorhous mexicanus

House Finch

Common3 obs.
Sairocarpus nuttallianus

Sairocarpus nuttallianus

Common3 obs.
Salvia mellifera

Salvia mellifera

black sage

Common3 obs.
Sayornis nigricans

Sayornis nigricans

black phoebe

Occasional3 obs.
Sialia mexicana

Sialia mexicana

Western Bluebird

Occasional2 obs.
Falco peregrinus

Falco peregrinus

peregrine falcon

Occasional2 obs.
Euphorbia peplus

Euphorbia peplus

petty spurge

Occasional2 obs.
Hooveria parviflora

Hooveria parviflora

Occasional2 obs.
Tyrannus vociferans

Tyrannus vociferans

Cassin's Kingbird

Occasional2 obs.
Stylocline gnaphaloides

Stylocline gnaphaloides

everlasting nest-straw

Rare2 obs.
Jadera haematoloma

Jadera haematoloma

Rare2 obs.
Cotinis mutabilis

Cotinis mutabilis

Figeater beetle

Rare1 obs.

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No comparable locations found in this region.

Nearby Wildlife Areas in San Diego County

Discover 8 other wildlife-rich locations near El Cajon. Each offers unique biodiversity and wildlife viewing opportunities.

Regional Wildlife Network

These nearby locations complement El Cajonwithin San Diego County's wildlife network. Species counts reflect documented observations and help identify the most biodiverse areas for your nature explorations.

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