Place

Murderkill River

Also known as: Murderkill, Mordane Kijhlen

A 21.7-mile coastal-plain river draining 106 square miles of central Delaware to Delaware Bay. The watershed includes the City of Harrington at the headwaters, Killens Pond at its midcourse, and tidal marsh in its lower seven miles. Pre-colonial Lenape settlements anchored the watershed; trading stations existed at Frederica on the lower river and at Killens Pond. The river name first appears in 1654 as Mordane Kijhlen — Swedish for 'the murderer's creek' — though competing etymologies trace it to Dutch moeder kille ('mother river'). 55% of the watershed is in agricultural use today; about 1,200 hectares of marsh remain in the tidal lower reach, a 38% loss since pre-settlement.

Hydrology

The Murderkill drains 106 square miles of central Kent County. Headwaters are in the gently rolling uplands around [[harrington-delaware|Harrington]] and Felton; the river flows roughly east, passing through [[killens-pond-state-park|Killens Pond]] (a late-18th-century mill impoundment, now the centerpiece of Killens Pond State Park), then through the wetland complex around Frederica, and emptying into Delaware Bay at Bowers Beach. The lower 7.5 miles are tidal — saltwater intrusion from Delaware Bay reaches up through brackish, then freshwater tidal marsh.

Land cover in the watershed (per EPA data): 55% agricultural, 17% forested, 14% urban, 9% wetland, 2% open water.

Ecology

The tidal lower river supports approximately 1,200 hectares of marshland — a substantial decline from pre-settlement extent (estimated 38% lost). The remaining marsh provides nursery habitat for [[striped-bass|striped bass]], [[blue-crab|blue crab]], white perch, and forage fish; nesting habitat for great blue heron, snowy egret, and American black duck; and stopover habitat for migratory shorebirds along the Atlantic Flyway.

The freshwater upper river runs through coastal-plain hardwood-pine forest patches and farmland edges. Brook lamprey, American eel, and several minnow species use the freshwater reaches.

History

The [[lenape|Lenape]] people inhabited the Murderkill watershed before colonization, with documented trading stations at Frederica and at [[killens-pond-state-park|Killens Pond]]. The Lenape built fishweirs — wooden-stake fish traps with nets — to harvest spring spawning runs of shad and other migratory fish. The Murderkill was a productive food source.

The river name has competing etymologies. The 1654 first written appearance is Swedish — Mordane Kijhlen, “the murderer’s creek” — and DNREC documentation supports a homicide-derived origin. An alternative theory traces the name to Middle Dutch moeder kille (“mother river”).

The 18th-century millpond at what is now [[killens-pond-state-park|Killens Pond State Park]] (built to power grist and saw mills) is one of the watershed’s enduring artifacts of the colonial industrial era. The state park opened to public use in 1965.

What links here, and how

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Scientific

contains

Delaware Bay the Murderkill is one of dozens of coastal-plain tributaries entering the bay from the Delaware side
Delmarva Peninsula one of dozens of coastal-plain rivers draining the peninsula to Delaware Bay

contained by

Harrington the city sits at the headwaters of the Murderkill watershed, which drains 106 sq mi to Delaware Bay
Killens Pond State Park Killens Pond is a 66-acre impoundment of the Murderkill at the river's midcourse

4 inbound links · 6 outbound

Hydrology

Ecology

History

See also

What links here, and how