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Little Assawoman Bay Watershed in Delaware

Picture of Little Assawoman Bay Watershed

          Little Assawoman Bay Watershed

Watershed Description

Picture of Little Assawoman Bay

Little Assawoman Bay from Fenwick Island                                 State Park.

Little Assawoman Bay Watershed is the third largest Inland Bay in Delaware.  Assawoman Wildlife Area and Assawoman Canal are located in this watershed.

Watershed Area:  21,574 acres (8,731 hectares)

Location:  Southeastern Sussex County in southeastern Delaware between Indian River Bay on the North and Assawoman Bay on the south.

Flow Direction:  Tributaries flow east, however, the bay is tidal.

Characteristics:  Agricultural and rural watershed that is receiving more development from the coast.  Terrain is generally flat.

Major Vegetation Communities/Land Covers


Agricultural field ranks #1 and covers nearly 30% of the watershed.  Cultivated lawn and its associate impervious surface rank #2 and #4 respectively.  Estuarine Coastal Polyhaline Water that makes up the bay ranks #3.  Red Maple-Gum Successional Swamp Forest rounds out the list at #5.

Little Assawoman Bay Watershed Vegetation Community/Land Covers

(Top 5 for 2007)

Vegetation Community/Land Cover Acres Hectares
Agricultural Field 6,275.00 2,539.00
Cultivated Lawn 3,015.00 1,220.00
Estuarine Coastal Polyhaline Water 2,591.00 1,048.00
Impervious Surface 1,561.00 632.00
Red Maple-Gum Successional Swamp Forest 1,487.00 602.00

     *The table above is subject to change with more watershed mapping.

Managed Lands


Links of Interest


Vegetation Community/Land Cover Maps Available


One vegetation community/land cover map based on 2007 aerial imagery is available in .pdf format.  The map is in the process of completion and is provided “as is” for information purposes.  Email for shapefile requests.