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Related to infauna: Epifauna, Epifaunal


Aquatic animals, such as clams or burrowing worms, that live beneath the surface of a sea or lake floor.

[in- + fauna.]

in′fau′nal adj.


(Zoology) zoology the fauna living below the surface of ocean and river beds


(ˈɪnˌfɔ nə)

n., pl. -nas, -nae (-nē).
(used with a sing. or pl. v.) the aggregate of animals that burrow into and live in the bottom deposits of the ocean.
[< Da ifauna (1913)]
in′fau`nal, adj.
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References in periodicals archive ?
For infauna one core sample with a diameter of 11 cm was taken during every sampling by pushing the corer about 10 cm into the sediment.
The use of infauna by juvenile Penaeus aztecus Ives and Penaeus setiferus (Linnaeus).
Densities of zooplankton and infauna, two important food resources for postlarvae and small juveniles, were higher at the oligohaline upper sites of MIM (e.
1996, "Resource competition between macrobenthic epifauna and infauna in a Kenyan Avicenia marina mangrove forest," Marine Ecology Progress Series, 136, 123-135.
Abundance and seasonality of infauna and epifauna inhabiting a Halodule wrightii meadow in Apalachicola Bay, Florida.
Sewage, it turns out, is good for benthic infauna, the basis for much inshore fish production and growth.
The Littoral Infauna of the West African Estuary: a baseline Survey for the Monitoring of Oil Pollution.
In their study area there was a relatively large amount of phytodetritus and other organic matter as food sources, high standing benthic foraminiferal stock and diversity, a well developed deep infauna, and relatively high oxygen consumption rates.
How many of the following can you define: epifauna, sesile, crevices, infauna, substrate, planktonic, lecithotrophic, demersal, foraminiferan protozoans, macrofauna, meiofauna, abyssal plain, continental shelf, oscillate, flotsam and jetsam.