mixolimnion
(mɪksəʊˈlɪmnɪən)
Pl. -limnia.
[f. mixo- + -limnion, after epilimnion, hypolimnion.]
The upper, freely circulating layer of a meromictic lake. Cf. monimolimnion.
| 1937 G. E. Hutchinson in Trans. Connecticut Acad. Arts & Sci. XXXIII. 74 A meromictic lake may be regarded as consisting of an upper region capable of complete mixture at the time of the overturn, and here called the mixolimnion, and a lower region not undergoing mixture at the overturn and termed by Findenegg the monimolimnion. 1968 Limnol. & Oceanogr. XIII. 273 Both lakes are permanently stratified. The chemocline, separating the mixolimnion..from the monimolimnion.., lies at 18 m in Green Lake and at 24 m in Round Lake. |