Portnoy, J.W., M.G. Winkler, P.R. Sanford & C.N. Farris. 2001. Kettle Pond Data Atlas: Paleoecology and Modern Water Quality. Cape Cod National Seashore, National Park Service, U.S. Department of Interior. 119p.
https://wa100.dnr.wa.gov/puget-lowland/glacial-landforms
Wellfleet Ponds Stats from FWI – list of most acreage and deepest
Wellfleet Ponds stats sheet – Cape Cod Freshwater Initiative Strategy Draft – should be published this spring
Strahler, A.N., 1972, The environmental impact of ground-water use on Cape Cod, Impact Study III: Orleans, Massachusetts, Association for the Preservation of Cape Cod, 68 p.