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n. pl. meiofauna or mei·o·fau·nas
Small animals of benthic sediments, such as nematodes and copepods.

[Greek meiōn, less; see mei- in Indo-European roots + fauna.]

mei′o·fau′nal adj.


(Zoology) the component of the fauna of a sea or lake bed comprising small (but not microscopic) animals, such as tiny worms and crustaceans
[C20: from Greek meiōn less + fauna]
ˌmeioˈfaunal adj
References in periodicals archive ?
Effect of long-term mechanical perturbation on intertidal soft-bottom meiofaunal community spatial structure.
Effects of organic enrichment on meiofaunal abundance and community structure in sublittoral soft sediments.
They have focused on describing the composition, structure and function of meiofaunal assemblages in response to ENSO and OMZs conditions as well as their function in the energetic flux of benthic systems (Sellanes et al.
In general, in the HZ they are less abundant, although in some case they can show a diversity compared with other meiofaunal groups (Di Sabatino et al.
In many locales, early juvenile spot have been found to prey heavily on benthic meiofauna, and in some situations have been suggested to play a role in control of meiofaunal densities.
The former examines ciliate diversity in the notoriously inhospitable McMurdo Dry Valleys of Antarctica, and the latter explores meiofaunal community structure in intertidal regions impacted by the Deepwater Horizon oil spill.
Legendre (2008): Meiofaunal community structure of deep-sea Gulf of Mexico: Variability due to the sorting methods.
Spatial and temporal changes in beach meiofaunal communities of the Ligurian Sea (NW Mediterranean).