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“tychopelagic”
tychopelagic (adjective), more tychopelagic, most tychopelagic
A reference to organisms (tiny creatures) that normally exist in the benthic (bottom), but which have been carried up into the liquid column by chance factors: Artesian wells, in which the water rises without a pumping apparatus, may be an example of tychopelagic processes that are carried into agricultural systems including any living things that are in the fluids.