Water mass - A volume of ocean water with identifiable properties (temperature, salinity, density, chemical tracers) resulting from its unique formation process. (climatehotmap.org)
Other simple methods for controlling sea level are almost as simple, using heavy equipment to move shoreline dirt inland, thus increasing the total volume of the ocean basin. (judithcurry.com)
The barystatic sea level rise, the actual increasing volume of the ocean, in particular, is masked from measurements that are based on satellite observations. (techtimes.com)