| 释义 |
nannoplankton Biol.|ˈnænəʊˌplæŋktən|
Also nanoplankton.
[a. G. nannoplankton (H. Lohmann 1909, in Verhandl. Deutsch. Zool. Ges. XIX. 234), f. nanno-, used as comb. f. of Gr. νᾶνος, L. nanus dwarf + plankton.]
Very small forms of plankton.
1912Murray & Hjort Depths of Ocean vi. 356 As far as quantity is concerned, the smallest plankton organisms, Lohmann's Nanno-plankton, play a far more important rôle than the whole of the other species caught in our silk nets. 1939Nature 7 Oct. 643/1 There was a nannoplankton consisting entirely of very small flagellates. 1959New Biol. XXIX. 40 Examination of marine nannoplankton, that is the very small plankton organisms which are not retained even by the finest nets, has shown the presence of many colourless forms related to the algae. 1966R. S. Wimpenny Plankton of Sea iii. 114 The water..is strained through a funnel of fine pipes which filter out the very small organisms of the nannoplankton. 1974B. H. McConnaughey Introd. Marine Biol. (ed. 2) i. 7/1 Nanoplankton is, then, simply a size designation that includes parts of both phytoplankton and zooplankton. Strictly speaking, the term nanoplankton is used for organisms ranging from 5 to 60 µm in size. |