Chesapeake Bay National Estuarine Research Reserve - Sweet Hall Marsh

Ecosystem Overview

The Chesapeake Bay National Estuarine Research Reserve - Sweet Hall Marsh ecosystem supports 11 documented wildlife species across 11 taxonomic genera. Located in King William County, Virginia, this area provides critical habitat with diverse natural communities. The location hosts 3 frequently observed species and 2 occasionally documented species, creating a balanced ecosystem with both resident and visiting wildlife. While King William County nearby has 86% more documented species, Chesapeake Bay National Estuarine Research Reserve - Sweet Hall Marsh offers unique wildlife observation opportunities.

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common3 species

Common3 species

Occasional3 species

Rare2 species

Regional Context

vs. King William County

-86% 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 11 total documented species.

Callicarpa americana

French-Mulberry

Very Common0.23 obs.

Helenium amarum

American Sneezeweed

Very Common0.23 obs.

Conoclinium coelestinum

Mistflower

Very Common0.22 obs.

Eupatorium capillifolium

Dogfennel

Very Common0.2 obs.

Ilex opaca

White Holly

Very Common0.03 obs.

Calopteryx maculata

Ebony Jewelwing

Common0.03 obs.

Parthenocissus quinquefolia

Woodbine

Common0.03 obs.

Kalmia latifolia

Spoonwood

Common0.03 obs.

Mitchella repens

Squawvine

Common0.03 obs.

Microstegium vimineum

Nepal Grass

Common0.03 obs.

Tipularia discolor

Common0.03 obs.

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Most Common Species

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Regional Comparison

Regional Ranking

Species Count

-80%

vs. Regional Average

Compared to 8 nearby locations in King William County County, Virginia

Nearby Natural Areas

King William County

Importance: 0.80

76 species

-86% vs. current

West Point

Importance: 0.70

80 species

-86% vs. current

Sandy Point State Forest

Importance: 0.70

31 species

-65% vs. current

Pamunkey Indian Reservation

Importance: 0.60

80 species

-86% vs. current

Queenfield Golf Club

Importance: 0.60

33 species

-67% vs. current

West Point

Importance: 0.60

3 species

+267% vs. current

Riverview Landing

Importance: 0.50

80 species

-86% vs. current

Venter

Importance: 0.50

50 species

-78% 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 King William 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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Most Common Species

Showing 20 most frequently observed species out of 11 total documented species.

Callicarpa americana

French-Mulberry

Very Common0.23 obs.

Helenium amarum

American Sneezeweed

Very Common0.23 obs.

Conoclinium coelestinum

Mistflower

Very Common0.22 obs.

Eupatorium capillifolium

Dogfennel

Very Common0.2 obs.

Ilex opaca

White Holly

Very Common0.03 obs.

Calopteryx maculata

Ebony Jewelwing

Common0.03 obs.

Parthenocissus quinquefolia

Woodbine

Common0.03 obs.

Kalmia latifolia

Spoonwood

Common0.03 obs.

Mitchella repens

Squawvine

Common0.03 obs.

Microstegium vimineum

Nepal Grass

Common0.03 obs.

Tipularia discolor

Common0.03 obs.

Want the Complete Field Guide?

Get all 11 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.

Regional Comparison

Regional Ranking

Species Count

-80%

vs. Regional Average

Compared to 8 nearby locations in King William County County, Virginia

Nearby Natural Areas

King William County

Importance: 0.80

76 species

-86% vs. current

West Point

Importance: 0.70

80 species

-86% vs. current

Sandy Point State Forest

Importance: 0.70

31 species

-65% vs. current

Pamunkey Indian Reservation

Importance: 0.60

80 species

-86% vs. current

Queenfield Golf Club

Importance: 0.60

33 species

-67% vs. current

West Point

Importance: 0.60

3 species

+267% vs. current

Riverview Landing

Importance: 0.50

80 species

-86% vs. current

Venter

Importance: 0.50

50 species

-78% vs. current

About This Comparison

Ecosystem Overview

Biodiversity Highlights

Total Species

Documented wildlife species

Genus Diversity

Taxonomic genera represented

Common Species

Frequently observed species

Rare Species

Occasionally documented species

Species Distribution

Very Common3 species

Common3 species

Occasional3 species

Rare2 species

Regional Context

vs. King William County

-86% species diversity