And Freshwatercan Shift Seasonally And
Sunday, October 31st, 2010Tides force seawater inland as acountercurrent and produce a saltwater wedge below the freshwater surface waters(Bellamy 62).Estuaries are always in a state of change and hardly ever in a steadystate. The principal energy source are tides, causing estuarine mixing, but wind,wave motions, and river runoff can also be important locally (Braun 45).Saltwater and fresh water [...]

