>>14102205>>14102494Imagine that both the reservoir and ocean are same level.
river water, from land, is rushing into the reservoir at every single second.
literally every instant, there is a few thousand gallons of freshwater weighing everything down. And pushing the bottom water out into the ocean.
Why would it dilute when the water at the bottom instantaneously gets pushed out? Given enough time, the river water would push out all the original ocean water.