halocline
/ˈhæləklaɪn/
noun
- A layer of water in an ocean or lake where the salt content changes sharply with depth.
- Divers noticed a blurry layer underwater where the halocline made the visibility change suddenly.
- The halocline in the Arctic Ocean helps keep the cold surface water separate from the warmer, saltier water below.
- Scientists study the halocline to understand how ocean currents move and mix.