Deep River Land Trust Deep River Land Trust Welcome. We are a nonprofit conservation organization that seeks to protect and preserve openspace land in Deep River for the use and enjoyment of Deep River residents and visitors. By acquiring and maintaining land the Trust protects wildlife habitat scenic views Connecticut River and Pratt Cove frontage upland forest and other valuable land by holding properties in their natural state for the benefit of residents now and in the future. Since it was founded in 1975 the Land Trust has preserved more than 230 acres in Deep River as land donations and conservation easements.