Forms Transient Slip Reservation Form TRANSIENT RESERVATIONS- OVERNIGHT, WEEKLY, & MONTHLY 2010 SEASONAL DOCKAGE AGREEMENT Use this form to contract dockage for your vessel at one of our three marinas in Three Mile Harbor, East Hampton. Pricing available upon request at 631-324-5666, extension 2. DINGHY SPACES AT GARDINER'S MARINA Contact us at 631-324-5666 to arrange for seasonal dinghy dockage at Gardiner's Marina. Boaters will need to show a current mooring permit in Three Mile Harbor. CREDIT CARD AUTHORIZATION FORM Please return signed agreement by fax to 631-324-3366. SUMMER STORAGE FORM Use this form for contracting storage spaces trailers, boats on trailers and other items at Harbor Marina.