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Related to infaunal: Epifaunal, Epifauna, faunas


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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Zoology) zoology of or relating to infauna
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Furthermore, sea stars preferred smaller prey when feeding on infaunal bivalves but preferred larger epifaunal prey when feeding on urchins and sand dollars (Gaymer et al., 2004).
Both scenarios are unlikely due to a low dispersal rate expected for a minute benthic or infaunal organism and the problems faced in crossing a wide, deep oceanic basin as well as surviving the end-Ordovician cooling in a high-latitude climatic zone.
A taxonomic listing of benthic macro- and megainvertebrates from infaunal and epifaunal monitoring and research programs in the Southern California Bight.
Similarly, the moon snail (Neverita duplicate Say 1822) is an abundant generalist that inhabits shallow intertidal to subtidal habitats and feeds primarily on infaunal bivalves.
Assessments of benthic diversity based on years of intensive sampling have also provided species inventories for infaunal and epilithic fauna (Dunton and Schonberg, 2000) and for benthic algae (Wilce and Dunton, 2014).
Clam digging is a North American term for a common way to harvest clams (edible infaunal bivalve mollusks) from below the surface of the tidal sand flats or mud flats where they live.
Trol ve algarna gibi dipte suruklenerek cekilen av araclari bentik ekosistem uzerinde yarattiklari fiziksel etki sebebiyle, infaunal ve epifaunal canli komunitelerin azalmasina veya tumuyle olumune sebep olmaktadirlar.
childreni could also be categorized as mud ingesters [19] and infaunal predators because they swallowed bulk sediment which usually comprised meio- and macrofauna [20].