dead water
nautical term for a phenomenon which can occur when a layer of fresh or brackish water rests on top of denser salt water, without the two layers mixing
en-US/ˈdɛd ˈwɔtɚ/
en-GB/ˈdɛd ˈwɔːtə/
nautical term for a phenomenon which can occur when a layer of fresh or brackish water rests on top of denser salt water, without the two layers mixing