nekton [ˈnektən] 名词
- nekton
- Nekton (freischwebender, freischwimmender Organismus)
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单语范例（未经PONS编辑处理）
Biologically there is an important distinction between plankton and nekton.
en.wikipedia.org There are organisms whose initial part of their lives are spent as plankton but when they grow and increase in body size they become nekton.
en.wikipedia.org Most types of plankton and some types of nekton have exhibited some type of vertical migration, although it is not always diel.
en.wikipedia.org This results in the bioaccumulation of mercury, in a buildup in the adipose tissue of successive trophic levels: zooplankton, small nekton, larger fish etc.
en.wikipedia.org This is in contrast to nekton organisms that can swim against the ambient flow and control their position (e.g. squid, fish, and marine mammals).
en.wikipedia.org