an estuary
The mouth, or the estuary, where it meets the ocean.
delta
The Mouth Of the River
It is the river bank. Or coast, if it is emptying into the ocean, like the Mississippi River.
The ocean met the river mouth on the beach and the salt water and the fresh water mixed with the incoming tides.
that part of the mouth or lower course of a river in which the river's current meets the sea's tide.
at the mouth^^^Incorrect ! A river starts at its source - usually at a high place, such as a hill or mountain. It ends at the river mouth - which is where it meets the sea.
The Mouth is Where The Clean Water is Going Out and The Salt Water Goes in It is Also Where The River Ends. Edit: No, the mouth of the River is where it empties into a larger body of water. Brackish water has nothing to do with a mouth of a river.
The mouth is the part of a river of stream where it meats a sea or ocean.
The mouth of a river is where it meets the sea or ocean. The Amazon river's mouth is actually un-pinpointable because of the rivers amazing length, meaning the mouth covers more than one area.
It Is Where the River Meets The Sea
"Mouth" if it runs straight into the ocean as a single channel."Delta" if it spreads across many smaller "mouths".