Question

what is an estuary?​

Answer 1

Answer:

here is your answer dear

An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. Estuaries form a transition zone between river environments and maritime environments known as ecotone.

Answer 2

Explanation:

the wide part (mouth) of a river where it joins the sea

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