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merobenthos

merobenthos

9.9
Animals and other small living things that live in the bottom mud or sand when young and swim as adults
  • noun
  • Specialized
: merobentos
  • The life cycle of some marine worms includes a merobenthos stage before they transition to free-swimming plankton as adults.

Examples

  • Scientists collected samples of merobenthos from the sediment to study larval development in estuarine environments.

  • Many species of merobenthos transition to planktonic forms as they mature.

  • Recent research on coastal ecosystems has increased our understanding of the merobenthos and its ecological significance.

  • The merobenthos play a crucial role in aquatic ecosystems.

  • Scientists collected samples of merobenthos from the sediment to study larval development in estuarine environments.

  • Recent research on coastal ecosystems has increased our understanding of the merobenthos and its ecological significance.

  • Many species of merobenthos transition to planktonic forms as they mature.

Surface Forms

merobenthos singular
merobenthoses plural

Morphology

merobenthos = benthos (semi-transparent) = mero + benthos

The formation is regular (combining form 'mero-' + 'benthos'), but both elements are technical combining forms uncommon to general learners.

Etymology

The word merobenthos breaks into mero- meaning 'part' and benthos meaning 'bottom'. So merobenthos are creatures that spend only part of their life on the bottom of the sea or a lake and later move into the open water as plankton.