NYS Department of Environmental Conservation
Case Study- Donahue Pond
•50 Acre Pond,
Suffolk County (Manorville)
•Fanwort Beds Created Recreational
Problems for Peconic
River Sportsmans Club
•Fluridone (Sonar) Applied in 2007
•Pre-Treatment (2005)- Fanwort Moderate or Dense at 45% Samples Sites; Sparse, Trace or Non-Existent at 55% of Sites
•Post Treatment- Fanwort Moderate
or Dense at 25% Sampled
Sites; Sparse, Trace or Non-Existent
at 75% of Sites
•Dense Sites at Southern End Showed Significant Chlorosis
