Rehoboth Beach

Ecosystem Overview

The Rehoboth Beach ecosystem supports 100 documented wildlife species across 95 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 #5 for species diversity among 43 Sussex County County natural areas, placing it in the 88th 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

#5 of 43 locations

88th 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.

Leucophaeus atricilla

Laughing Gull

Very Common11 obs.

Harmonia axyridis

Harlequin ladybird

Very Common9 obs.

Aix sponsa

wood duck

Very Common8 obs.

Lithobates catesbeianus

Common Bullfrog

Very Common6 obs.

Setophaga coronata

Myrtle Warbler

Very Common6 obs.

Ischnura posita

Fragile Forktail

Common6 obs.

Pseudemys rubriventris

Eastern Redbelly Turtle

Common6 obs.

Butorides virescens

green heron

Common6 obs.

Passer domesticus

House Sparrow

Common6 obs.

Sylvilagus floridanus

Lapin A Queue Blanche

Common5 obs.

Cyprinus carpio

common carp, carp

Common5 obs.

Larus delawarensis

Ring-billed Gull

Occasional5 obs.

Branta canadensis

Canada goose

Occasional4 obs.

Larus smithsonianus

American Herring Gull

Occasional4 obs.

Melospiza melodia

Song Sparrow

Occasional3 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Occasional3 obs.

Argopecten irradians

Bay Scallop

Occasional3 obs.

Emerita talpoida

Mole Crab

Rare3 obs.

Erythrodiplax berenice

Seaside Dragonlet

Rare3 obs.

Limulus polyphemus

horseshoe crab

Rare3 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 Rehoboth Beach. 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

Sussex County

Importance: 0.42

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

Sussex County

Importance: 0.42

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

#5 of 43 locations

88th percentile for diversity

vs. Lewes

0% species diversity

Most Common Species

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

Leucophaeus atricilla

Laughing Gull

Very Common11 obs.

Harmonia axyridis

Harlequin ladybird

Very Common9 obs.

Aix sponsa

wood duck

Very Common8 obs.

Lithobates catesbeianus

Common Bullfrog

Very Common6 obs.

Setophaga coronata

Myrtle Warbler

Very Common6 obs.

Ischnura posita

Fragile Forktail

Common6 obs.

Pseudemys rubriventris

Eastern Redbelly Turtle

Common6 obs.

Butorides virescens

green heron

Common6 obs.

Passer domesticus

House Sparrow

Common6 obs.

Sylvilagus floridanus

Lapin A Queue Blanche

Common5 obs.

Cyprinus carpio

common carp, carp

Common5 obs.

Larus delawarensis

Ring-billed Gull

Occasional5 obs.

Branta canadensis

Canada goose

Occasional4 obs.

Larus smithsonianus

American Herring Gull

Occasional4 obs.

Melospiza melodia

Song Sparrow

Occasional3 obs.

Melanerpes carolinus

Red-bellied Woodpecker

Occasional3 obs.

Argopecten irradians

Bay Scallop

Occasional3 obs.

Emerita talpoida

Mole Crab

Rare3 obs.

Erythrodiplax berenice

Seaside Dragonlet

Rare3 obs.

Limulus polyphemus

horseshoe crab

Rare3 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.