amictic
lakes with a permanent ice cover and so with no circulation

Dictionary of ichthyology. 2009.

Look at other dictionaries:

  • Amictic — lakes are holomictic lakes that are permanently ice covered. They are restricted to very cold climates (Arctic, Antarctic, and alpine). [Lewis, WM Jr, 1983. A revised classification of lakes based on mixing. Canadian Journal of Fisheries and… …   Wikipedia

  • amictic — əˈmiktik, (ˈ)ā| adjective Etymology: Greek amiktos unmixed (from a a (II) + miktos mixed) + English ic 1. : incapable of being fertilized : parthenogenetic : producing eggs that develop without fertilization used of female rotifers …   Useful english dictionary

  • amictic — adjective Covered in ice, and having layers of water that intermix (holomictic). See Also: monomictic, dimictic, polymictic, holomictic, meromictic …   Wiktionary

  • amictic — amic·tic …   English syllables

  • amictic egg — Eggs that do not undergo a meiotic division and are therefore diploid producing females parthenogenetically; see mictic egg …   Dictionary of invertebrate zoology

  • Dimictic lake — Lake zones Littoral zone Limnetic zone Profundal zone Bent …   Wikipedia

  • Holomictic — lakes are non meromictic lakes (i.e., at some time during the year, the water in these holomictic lakes will have a uniform temperature and density from top to bottom, allowing the lake waters to completely mix). Although the permanent ice cover… …   Wikipedia

  • reproductive behaviour — In animals, any activity directed toward perpetuation of a species. Sexual reproduction, the most common mode, occurs when a female s egg is fertilized by a male s sperm. The resulting unique combination of genes produces genetic variety that… …   Universalium

  • Destratification — Lake zones Littoral zone Limnetic zone Profundal zone Bent …   Wikipedia

  • Tubifex tubifex — Scientific classification Kingdom: Animalia Phylum …   Wikipedia

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