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 (nĕk′tən, -tŏn′)
The collection of marine and freshwater organisms that can swim freely and are generally independent of currents, ranging in size from microscopic organisms to whales.

[Greek nēkton, neuter of nēktos, swimming, from nēkhein, to swim; see snā- in Indo-European roots.]

nek·ton′ic (-tŏn′ĭk) adj.


(Zoology) the population of free-swimming animals that inhabits the middle depths of a sea or lake. Compare plankton
[C19: via German from Greek nēkton a swimming thing, from nēkhein to swim]
nekˈtonic adj


(ˈnɛk tɒn, -tən)

the aggregate of actively swimming aquatic organisms in a body of water.
[1890–95; < Greek nēktós swimming, v. adj. of nḗchein to swim]
nek•ton′ic, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nekton - the aggregate of actively swimming animals in a body of water ranging from microscopic organisms to whales
organism, being - a living thing that has (or can develop) the ability to act or function independently
congeries, conglomeration, aggregate - a sum total of many heterogenous things taken together
References in periodicals archive ?
Habitat use of intertidal eastern oyster (Crassostrea virginica) reefs by nekton in South Carolina estuaries.
Assessing functional equivalency of nekton habitat in enhanced habitats: comparison of terraced and unterraced marsh ponds.
Buesseler's plans called for collecting water samples at 30 locations, from the surface to 6,000 feet deep; to conduct net tows for phytoplankton, zooplankton, and nekton (free-swimming organisms) in various combinations at every station; and to sample the air and surface water continuously for radioactivity.
deodar, sacred cedar) Not KENTUCKY data: Dyk cut nekton.
Nekton Trophy during the Academy's annual awards assembly held last month.
Since 1982, nekton have been sampled in each Texas bay system using bag seines and trawls.
The importance of plankton and nekton distributions in Ordovician palaeogeographical reconstructions.
Abundance, diversity, and assemblage characteristics of aquatic insects vary with respect to fish populations as fish predation may, for example, eliminate or reduce the abundance of nekton or cause them to mature at smaller size (Pope et al.
Limited bioturbation and a predominance of pelagic nekton over benthic organisms suggest a low-oxygen environment prevailed during much of the middle Miocene.
Nekton, a set of four interlocking low stools by Zaha Hadid for Established & Sons.
D'Or specializes in squid and got involved in the project at a meeting unpoetically titled "Nonfish Nekton," or animals that aren't fish but can still swim better than plankton.