Lakes by type

thumb|Kardzhali Reservoir|Kardzali Reservoir in [[Bulgaria is a reservoir in the Rhodope Mountains. |alt=]] thumb|Some reservoirs such as this in Argos, Peloponnese are made for recreational purposes, rather than storing [[fresh water.]]

U-shaped body of water

lake formed by a melted glacier

lake with layers of water that do not intermix

lake that contains high amounts of humic substances and organic acids

lake that has consistently carried water for more than 1 million years

lake formed as a result of the collapse of subterranean caves, especially in water-soluble rocks such as limestone, gypsum and dolomite

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flooded quarry or other surface mine

lake formed as a result of subsidence related to movement on faults within a rift zone

type of lake formed by glaciation

lakes that mix from top to bottom once each year

lake mixing occasionally during the year thus prohibiting stratification

lakes that are above 5,000 feet altitude

body of freshwater that mixes twice a year

long and narrow, finger-shaped lake, usually found in a glacial trough

lake that is strongly alkaline

landlocked basin (endorheic basin)

natural or artificial lake used for public bathing and swimming

lakes perennially sealed off by ice from most of the annual seasonal variations in temperature