PIE LTER measurements of water column depth at 15 minute intervals in the Parker River near Rt 1A bridge, Newbury, MA, year 2002. Water depths are relative to the sonde pressure transducer and not associated with a datum.

PIE LTER, year 2002, 15 minute readings of water column depth in the lower Parker River Estuary at  Fernalds Marina bulkhead off Rt. 1A., Newbury, MA. Water depths are relative to the sonde pressure transducer and not associated with a datum.

PIE长期生态研究站点（PIE LTER）2002年的观测数据集，涵盖马萨诸塞州纽伯里市1A号公路旁费尔纳德码头驳岸处下帕克河河口的水柱水深15分钟时序读数。本次测量所得的水深以压力式水文探头换能器（sonde pressure transducer）为参照基准，未与任何基准面建立关联。