from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or occurring in the deeper, open waters of lakes or ponds.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of or pertaining to the deeper, open waters of a lake etc.

from The Century Dictionary and Cyclopedia

  • Living in fresh water; pertaining to fresh-water life.
  • Specifically Noting the free-floating or free-swimming microscopic organisms found in rivers, lakes, pools, and other bodies of fresh water. Sometimes used synonymously with pelagic.


from The American Heritage® Dictionary of the English Language, 4th Edition

From Greek limnētēs, marsh-dwelling, from limnē, lake.


  • However, in a few localities, an inverse process has been observed, such as in Caño Mánamo (Delta Amacuro), where mangroves have expanded at a rate of 6 - 7 ha/year since 1965, when a cofferdam was built, leading to the salinization of the formerly limnetic waters.

    Coastal Venezuelan mangroves

  • Little light penetrates all the way through the limnetic zone into the profundal zone.

    Freshwater biomes

  • The near-surface open water surrounded by the littoral zone is the limnetic zone.

    Freshwater biomes

  • The limnetic zone is well-lighted (like the littoral zone) and is dominated by plankton, both phytoplankton and zooplankton.

    Freshwater biomes

  • The UBC study involved new species found in British Columbia lakes that have evolved distinct physical traits: limnetic sticklebacks (smaller open water dwellers with narrow mouths), benthic sticklebacks (larger bottom dwellers with a wide gape) and a generalist species to represent the probable ancestor of the two species.

    EurekAlert! - Breaking News


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  • adj., Of, pertaining to, or living in the open part of a freshwater lake or pond, away from the margin or bottom.

    August 10, 2008