Infauna

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any aquatic organism that lives within the dominant medium of its environment, but especially within aquatic sediments

    "Burrowing bivalves are infauna that filter-feed from within seafloor sediments."

Example

More examples

"Burrowing bivalves are infauna that filter-feed from within seafloor sediments."

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.