infauna
- noun
- /ˈɪnˌfɔːnə/
- Specialized
- For example, Hutchings et al. (1991) found greater similarity between infauna associated with different seagrass species within one patch than between those associated with the same species of seagrass in different patches.
Examples
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Bottom-feeding fishes that depend on infauna may then switch to other prey or migrate elsewhere (Feder and Pearson 1988).
Academic text (2000) -
They have a major impact on their ecological communities because their carcasses are consumed directly by wildlife or stream infauna, or they decompose and release their nutrients to the water or riparian zones.
Academic text (2009) -
Predators living above the SWI may, in some instances, prey upon infauna.
Academic text (2000) -
Productivity is the most likely mechanism by which above-SWI organisms affect the sedimentary infauna living in the highly food-limited deep sea.
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There is little evidence that pelagic predators feeding on infauna are particularly selective with respect to species composition, but successional mosaics may be created by patchy predation.
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Changes in size and species composition of infauna, such as after chronic bottom trawling or short-term anoxia events resulting from eutrophication, influence above-SWI species feeding at the sediment-water interface.
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Infauna, the organisms living within sediments such as polychaete worms or shrimp-like crustaceans, are usually denser than those in the water column because surrounding sediments remove the problem of avoiding sinking.
Academic text (2000) -
The study focused on the infauna living in the riverbed, revealing a diverse community of tiny organisms.
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Scientists collected samples to better understand the infauna that thrives in the depths of the lake.
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Infauna, such as clams and worms, play a crucial role in the health of marine ecosystems by aerating the sediments.
How Close
- Specialized
- Specialized
- Specialized
- Specialized
Surface Forms
Morphology
Etymology
Infauna joins in- ('in') and fauna ('animals'), the same fauna you see in the phrase 'flora and fauna'. It names animals that live down in the mud or sand at the bottom of a sea, river, or lake.