Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The stirring or mixing of sediment or soil by organisms, especially by burrowing or boring.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. the mixing of soil or sediment by living organisms

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

German : bio-, bio- + Latin turbātiō, turbātiōn-, disturbance (from turbātus, past participle of turbāre, to stir up; see disturb).

from Wiktionary, Creative Commons Attribution/Share-Alike License

bio- +‎ Latin turbātiō, turbātiōnem ("disturbance; confusion")

Examples

  • The sedimentary structure would have been destroyed within weeks or months due to bioturbation, before hardening to rock.

    Tetrapods are older than we thought! - The Panda's Thumb

  • Meysman et al. also assign a "revolutionary" position to bioturbation in the grand scheme of evolution: "Benthic fauna had to adapt to the newly emerging bioturbated sediment conditions, thereby fuelling the 'Cambrian explosion'".

    Bioturbation all around you

  • Charles Darwin was apparently the first naturalist to approach bioturbation from a scientific angle.

    Bioturbation all around you

  • Is the imprinting of footprints in mud count as bioturbation?

    Bioturbation all around you

  • If the formation of footprints had a significant impact in the lives of other organisms, I suppose the process would be bioturbation.

    Bioturbation all around you

  • It is a widespread phenomenon that takes place at different scales: the large mass of soil brought up among the exposed roots of a wind-toppled oak tree and the few-millimeter thick sediment layer disturbed along the trail of a tiny aquatic snail are both examples of bioturbation.

    Bioturbation all around you

  • When a process is as common as bioturbation, it becomes difficult to rule out what is not bioturbation.

    Bioturbation all around you

  • He is known as the ‘father of bioturbation’, the mixing of soils by animals important in both marine and terrestrial environments and still an important area of research because of the implications to carbon burial, nutrient regeneration, and fate of pollutants in marine environments.

    This Worm Has Turned - The Panda's Thumb

  • The preservation, abundance, and species compositions are changing in random order, and depend on bioturbation and sediments slipping down the plateau slope.

    Warmest in a Millll-yun #2 « Climate Audit

  • Another useful item to know is the depth of bioturbation in the sediments.

    New Millennial Warm Pool Foraminifera Study « Climate Audit

Comments

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  • "While primary effects of invasive animals are bioturbation, bioerosion, and bioconstruction. For example, invasion of Chinese mitten crab Eriocheir sinensis have resulted in higher bioturbation and bioerosion rates."

    September 11, 2016