amictic lake


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amictic lake

[ə′mik·tik ′lāk]
(hydrology)
A lake that is perennially frozen.
References in periodicals archive ?
Amictic lakes are permanently stratified, although small differences between day and night allow limited vertical mixing of the water in the surface layers, and this mixing is of greater biological importance if it exceeds the thickness of the photic zone (between 66 and 164 ft [20 m and 50 m]).