Tussocky Branch is a long 1st order tributary to Gravelly Branch in Sussex County, Delaware.
Tussocky Branch rises on the Gully Camp Ditch divide about 1 mile east of Gully Camp, Delaware, and then flows south to join Gravelly Branch about 0.25 miles east of Coverdale Crossroads.
Tussocky Branch drains of area, receives about 45.0 in/year of precipitation, has a wetness index of 718.06, and is about 16% forested.