Estuaries: a NOAA Ocean Service tutorial

Ecosystem Services are the benefits nature provides to people. In addition to the ecosystem services previously discussed (economic, cultural, and ecological benefits), estuaries provide water filtration and habitat protection. Salt marshes are one type of estuarine habitat that acts like an enormou

In addition to classifying estuaries based on their geology, scientists also classify estuaries based on their water circulation. The five major types of estuaries classified according to their water circulation include salt-wedge, fjord, slightly stratified, vertically mixed, and freshwater. Water