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Related to epilimnia: Epilimnion


n, pl -nions or -nia (-nɪə)
(Physical Geography) the upper layer of water in a lake
[C20: from epi- + Greek limnion, diminutive of limnē lake]


(ˌɛp əˈlɪm niˌɒn, -ən)

n., pl. -ni•a (-ni ə)
(in certain lakes) the layer of water above the thermocline.
[1905–10; epi- + Greek límnion small pond]
ep`i•lim•net′ic (-ˈnɛt ɪk) ep`i•lim′ni•al, adj.
References in periodicals archive ?
As part of the overall larger experiment, the epilimnia of Central and West Long were enriched daily with liquid fertilizer ([NO.
we did not correct for the difference in epilimnetic volume between years); because the epilimnia were somewhat larger, absolute pulse concentrations were somewhat smaller (7 [micro]g/L.