Estuaries

Estuaries

1. Main idea

   • Fresh water from land enters the ocean through rivers, streams and groundwater flowing through valleys

2. Main support

   • The types of estuaries that are not viable as ports of call for ocean commerce are those that are not wide enough, not deep enough and not powerful enoungh to prevent the buildup of sediment
     • One type of estuary system is the type that is found in flooded coastal plains the broad land areas that extend out to the continental shelves, on the Atlantic coastal of north and south america

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