Sussex County

Ecosystem Overview

The Sussex County ecosystem supports 100 documented wildlife species across 91 taxonomic genera. Located in Sussex County, Delaware, 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 #1 for species diversity among 43 Sussex County County natural areas, placing it in the 98th 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 43 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 43 locations

98th percentile for diversity

vs. Lewes

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.

Harmonia axyridis

Harlequin ladybird

Very Common807 obs.

Anaxyrus fowleri

fowler's toad

Very Common759 obs.

Pseudemys rubriventris

Eastern Redbelly Turtle

Very Common380 obs.

Ardea herodias

Great Blue Heron

Very Common344 obs.

Ischnura posita

Fragile Forktail

Very Common294 obs.

Pandion haliaetus

osprey

Common264 obs.

Lithobates catesbeianus

Common Bullfrog

Common235 obs.

Odocoileus virginianus

Key Deer

Common232 obs.

Pachydiplax longipennis

Blue Dasher

Common219 obs.

Erythemis simplicicollis

Eastern Pondhawk

Common201 obs.

Coccinella septempunctata

7-spot ladybird

Common195 obs.

Papilio polyxenes

American Swallowtail

Occasional191 obs.

Danaus plexippus

monarch

Occasional190 obs.

Plathemis lydia

Common Whitetail

Occasional187 obs.

Lithobates sphenocephalus

Southern Leopard Frog

Occasional180 obs.

Calopteryx maculata

Ebony Jewelwing

Occasional178 obs.

Hypena scabra

Green Cloverworm Moth

Occasional168 obs.

Arilus cristatus

Rare157 obs.

Zonotrichia albicollis

white-throated sparrow

Rare154 obs.

Haliaeetus leucocephalus

Bald Eagle

Rare154 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 Sussex County. Perfect for outdoor adventures, education, and nature exploration.

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Regional Comparison

Regional Ranking

100

Species Count

+82%

vs. Regional Average

Compared to 8 nearby locations in Sussex County County, Delaware

Nearby Natural Areas

Lewes

Importance: 0.42

100 species

0% vs. current

Rehoboth Beach

Importance: 0.40

100 species

0% vs. current

Millsboro

Importance: 0.40

100 species

0% vs. current

Dagsboro

Importance: 0.39

1 species

+9900% vs. current

Seaford

Importance: 0.39

1 species

+9900% vs. current

Laurel

Importance: 0.39

16 species

+525% vs. current

Bethany Beach

Importance: 0.39

86 species

+16% vs. current

Milton

Importance: 0.38

38 species

+163% 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 Sussex 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

+82%

vs. Regional Average

Compared to 8 nearby locations in Sussex County County, Delaware

Nearby Natural Areas

Lewes

Importance: 0.42

100 species

0% vs. current

Rehoboth Beach

Importance: 0.40

100 species

0% vs. current

Millsboro

Importance: 0.40

100 species

0% vs. current

Dagsboro

Importance: 0.39

1 species

+9900% vs. current

Seaford

Importance: 0.39

1 species

+9900% vs. current

Laurel

Importance: 0.39

16 species

+525% vs. current

Bethany Beach

Importance: 0.39

86 species

+16% vs. current

Milton

Importance: 0.38

38 species

+163% 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 43 locations

Species Distribution

Very Common21 species

Common30 species

Occasional30 species

Rare19 species

Regional Context

Regional Ranking

#1 of 43 locations

98th percentile for diversity

vs. Lewes

0% species diversity

Most Common Species

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

Harmonia axyridis

Harlequin ladybird

Very Common807 obs.

Anaxyrus fowleri

fowler's toad

Very Common759 obs.

Pseudemys rubriventris

Eastern Redbelly Turtle

Very Common380 obs.

Ardea herodias

Great Blue Heron

Very Common344 obs.

Ischnura posita

Fragile Forktail

Very Common294 obs.

Pandion haliaetus

osprey

Common264 obs.

Lithobates catesbeianus

Common Bullfrog

Common235 obs.

Odocoileus virginianus

Key Deer

Common232 obs.

Pachydiplax longipennis

Blue Dasher

Common219 obs.

Erythemis simplicicollis

Eastern Pondhawk

Common201 obs.

Coccinella septempunctata

7-spot ladybird

Common195 obs.

Papilio polyxenes

American Swallowtail

Occasional191 obs.

Danaus plexippus

monarch

Occasional190 obs.

Plathemis lydia

Common Whitetail

Occasional187 obs.

Lithobates sphenocephalus

Southern Leopard Frog

Occasional180 obs.

Calopteryx maculata

Ebony Jewelwing

Occasional178 obs.

Hypena scabra

Green Cloverworm Moth

Occasional168 obs.

Arilus cristatus

Rare157 obs.

Zonotrichia albicollis

white-throated sparrow

Rare154 obs.

Haliaeetus leucocephalus

Bald Eagle

Rare154 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.