Puckum BranchPuckum Branch is a long second-order tributary to Marshyhope Creek in Dorchester [County, Maryland]. This is the only stream of this name in the United States.CoursePuckum Branch rises about northeast of Eldorado, Maryland and then flows west-southwest to join Marshyhope Creek about 1 mile east of Ennalls, Maryland.WatershedPuckum Branch drains of area, receives about 44.4 in/year of precipitation and is about 22.74% forested.