I wanted to get another dive in on the rebreather this weekend after making some adjustments however the thought of driving down to Hathaway’s on the Cape or driving 7 hours (roundtrip) up to Vermont did not really appeal to me so I opted to check the tides for Peirce Island in Portsmouth, NH. Peirce Island Peirce Island is a dive site on the Piscataqua River which a 12-mile-long (19 km) tidal river forming the boundary New Hampshire and Maine. Due to the strong currents and tidal flow in the river…