This bay front complex has 100 units. The minimum rental period is 7 days. Mariner Pointe has a bay front swimming pool, tennis courts and dock with plenty of room for several boats. Location: Sextant Drive, Sanibel. Dock space consists of 32 slips with space for a boat not to exceed 35 feet length overall (LOA). Contact us for information on current dock rates and the procedure for securing a slip.