Decatur

Ecosystem Overview

The Decatur ecosystem supports 100 documented wildlife species across 84 taxonomic genera. Located in DeKalb County, Georgia, 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 #2 for species diversity among 20 DeKalb County County natural areas, placing it in the 90th 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

Regional Rank

Out of 20 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 20 locations

90th percentile for diversity

vs. DeKalb County

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.

Bombus impatiens

Common Eastern Bumblebee

Very Common88 obs.

Toxomerus geminatus

Eastern Calligrapher

Very Common66 obs.

Bombus bimaculatus

Two-Spotted Bumble Bee

Very Common60 obs.

Bombus pensylvanicus

American Bumblebee

Very Common57 obs.

Lasioglossum imitatum

Very Common35 obs.

Toxomerus marginatus

Syrphid Fly

Common33 obs.

Chelostoma philadelphi

Common32 obs.

Lasioglossum fuscipenne

Brown-Winged Sweat Bee

Common30 obs.

Anolis carolinensis

Green anole

Common25 obs.

Bombus griseocollis

Brown-belted Bumblebee

Common22 obs.

Andrena cerebrata

Common22 obs.

Ptilothrix bombiformis

Occasional21 obs.

Ischnura posita

Fragile Forktail

Occasional20 obs.

Apis mellifera

Western Honey Bee

Occasional20 obs.

Megachile xylocopoides

Occasional20 obs.

Ceratina strenua

Nimble Carpenter Bee

Occasional19 obs.

Xylocopa virginica

Carpenter bee

Occasional19 obs.

Trichonephila clavata

Rare18 obs.

Augochlora pura

Pure Green Sweat Bee

Rare18 obs.

Halictus confusus

Southern Bronze Furrow Bee

Rare17 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 Decatur. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+233%

vs. Regional Average

Compared to 8 nearby locations in DeKalb County County, Georgia

Nearby Natural Areas

Dekalb County

Importance: 0.44

100 species

0% vs. current

Stone Mountain

Importance: 0.39

32 species

+213% vs. current

Chamblee

Importance: 0.36

14 species

+614% vs. current

Candler Lake

Importance: 0.35

41 species

+144% vs. current

Postal Pond

Importance: 0.35

34 species

+194% vs. current

Simmons Lake

Importance: 0.35

7 species

+1329% vs. current

Lake Erin

Importance: 0.35

6 species

+1567% vs. current

Stone Mountain Lake

Importance: 0.35

5 species

+1900% 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 DeKalb 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

+233%

vs. Regional Average

Compared to 8 nearby locations in DeKalb County County, Georgia

Nearby Natural Areas

Dekalb County

Importance: 0.44

100 species

0% vs. current

Stone Mountain

Importance: 0.39

32 species

+213% vs. current

Chamblee

Importance: 0.36

14 species

+614% vs. current

Candler Lake

Importance: 0.35

41 species

+144% vs. current

Postal Pond

Importance: 0.35

34 species

+194% vs. current

Simmons Lake

Importance: 0.35

7 species

+1329% vs. current

Lake Erin

Importance: 0.35

6 species

+1567% vs. current

Stone Mountain Lake

Importance: 0.35

5 species

+1900% 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

Regional Rank

Out of 20 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#2 of 20 locations

90th percentile for diversity

vs. DeKalb County

0% species diversity

Most Common Species

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

Bombus impatiens

Common Eastern Bumblebee

Very Common88 obs.

Toxomerus geminatus

Eastern Calligrapher

Very Common66 obs.

Bombus bimaculatus

Two-Spotted Bumble Bee

Very Common60 obs.

Bombus pensylvanicus

American Bumblebee

Very Common57 obs.

Lasioglossum imitatum

Very Common35 obs.

Toxomerus marginatus

Syrphid Fly

Common33 obs.

Chelostoma philadelphi

Common32 obs.

Lasioglossum fuscipenne

Brown-Winged Sweat Bee

Common30 obs.

Anolis carolinensis

Green anole

Common25 obs.

Bombus griseocollis

Brown-belted Bumblebee

Common22 obs.

Andrena cerebrata

Common22 obs.

Ptilothrix bombiformis

Occasional21 obs.

Ischnura posita

Fragile Forktail

Occasional20 obs.

Apis mellifera

Western Honey Bee

Occasional20 obs.

Megachile xylocopoides

Occasional20 obs.

Ceratina strenua

Nimble Carpenter Bee

Occasional19 obs.

Xylocopa virginica

Carpenter bee

Occasional19 obs.

Trichonephila clavata

Rare18 obs.

Augochlora pura

Pure Green Sweat Bee

Rare18 obs.

Halictus confusus

Southern Bronze Furrow Bee

Rare17 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.