The animals living in the sediments of the ocean floor or river or lake beds.
〔生态〕海底动物，潜底性动物。比较EPIFAUNA
Compare with epifauna
Example sentencesExamples
These sediments are often bioturbated by an infauna that lived in them.
Reichardt found algal fragments on both sides of the Peninsula and suggested that algal material provided an additional carbon source to deep water benthic infauna.
Bivalves first appeared during the early Cambrian as part of a shallow infauna.
High densities of organisms that bind the sediment and modify wave-induced erosion potential can also mitigate wave disturbance effects on other infauna.
In prior studies, we have argued that changes in sediment surface chemistry driven by biotic and physical disturbance affect recruitment decisions of infauna.
Derivatives
infaunal
adjective
Ecology
Life habit categories included epifaunal, infaunal, shallow infaunal, and deep infaunal.
Example sentencesExamples
Results from a pair of epifaunal and infaunal dendrochirotids from Family Cucumariidae indicate little variation in the relative amount of ossification.
Lingulids are shallow burrowing infaunal filter feeders of the shallow intertidal zone.
The Baltic clam achieves highest densities in mesohaline habitats of the bay where it ranks first in benthic infaunal biomass.
Bivalves are aquatic suspension-feeders, inhabiting a variety of infaunal and epifaunal habitats and are particularly characterized by their ability to burrow, some of them even into rock and wood.
Definition of infauna in US English:
infauna
nouninˈfônə
Ecology
The animals living in the sediments of the ocean floor or river or lake beds.
〔生态〕海底动物，潜底性动物。比较EPIFAUNA
Compare with epifauna
Example sentencesExamples
High densities of organisms that bind the sediment and modify wave-induced erosion potential can also mitigate wave disturbance effects on other infauna.
Bivalves first appeared during the early Cambrian as part of a shallow infauna.
Reichardt found algal fragments on both sides of the Peninsula and suggested that algal material provided an additional carbon source to deep water benthic infauna.
These sediments are often bioturbated by an infauna that lived in them.
In prior studies, we have argued that changes in sediment surface chemistry driven by biotic and physical disturbance affect recruitment decisions of infauna.