nannoplankton

American  

[nan-uh-plangk-tuhn] / ˌnæn əˈplæŋk tən /

Also nanoplankton

noun

1. the smallest of the microplankton; the aquatic organisms that can pass through fine mesh plankton nets.

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nannoplankton Scientific  

/ năn′ə-plăngk′tən /

1. Plankton of minute size, especially plankton composed of organisms measuring from 2 to 20 micrometers.

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Etymology

Origin of nannoplankton

1910–15; nanno- ( def. ) + plankton