Erosion at Long Island’s North Shore Kathleen M. Fallon PhD Coastal Processes and Hazards Specialist New York Sea Grant A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Erosion Control Methods Process can be slowed Natural angle of repose Stabilization of the toe Stabilizing the top Revegetating the face A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Hard Structures Bulkheading Rip-rap Revetment Gabions Steel cages filled with stone Geotextile between structure and sand Drainage Pipe A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Soft Structures Re-Vegetation Plant Species* Natural angle of repose Bluff face and/or top Natural angle of repose 45 degrees Plant Species* American Beach Grass Spatina Bayberry Panic Grass Beach plum Goldenrod Black-eyed Susan Partridge Pea Evening Primrose *Soil & Water Conservation District Publications A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Alternative Methods Living Shorelines Incorporate “green” with infrastructure Green gabions 50% stone, 50% soil with grass Fiber logs netting surrounding fiber Marsh sills Parallel structure Oyster reefs Living breakwaters A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Terracing Bluff face is graded Vegetation planted 45 degrees Vegetation planted Rock revetment at toe A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce

Thank you! Kathleen Fallon kmf228@cornell.edu 631-632-8730 A Joint Program of • State University of New York • Cornell University • NOAA/US Department of Commerce