A chemocline is a type of cline, a layer of fluid with different properties, characterized by a strong, vertical chemistry gradient within a body of water. In bodies of water where chemoclines occur,
Purple bacteria pumped from a chemocline 7 meter deep in a meromictic lake
A meromictic lake is a lake which has layers of water that do not intermix. In ordinary, holomictic lakes, at least once each year, there is a physical mixing of the surface and the deep waters.
Chemocline
…bacteria and green sulfur bacteria. The Black Sea is an example of a body of water with a prominent chemocline, though similar bodies (classified as meromictic lakes) exist across the globe. Meromictic lakes are the result of meromixis, which is a circumstance where a body of water does not fully mix and…
McGinnis Lake is a meromictic lake within the Petroglyphs Provincial Park.
Lac Pavin in France is a meromictic crater lake.
Strandvatnet in Nordland down to the left; only a small isthmus separates the lake from Ofotfjord.
Lac du Bourget is the largest and deepest lake in France