An estuary is where the salt & fresh types of this are mixed
[DOC] [TLE] Part 1 Estuary [PAR] Estuary Classification by Water Circulation: - salt-wedge, fjord, slightly stratified, 
... Fjord type estuaries are characterized by a deep elongated basin that is ... of 
partially mixed estuaries; The salt water is mixed upward and fresh water is 
mixed... [DOC] [TLE] Estuaries 1 [PAR] Vigorous mixing between the two fluids creates a unique environment, with large 
... We derive a definition that includes all other types of estuaries by applying 
three .... salt flux has to be directed into the estuary to counteract the effect of 
fresh... [DOC] [TLE] Meeting of Fresh and Salt Water in the Qur'an - WikiIslam [PAR] Density of salt water is more than freshwater.