planktivorousadj.
/plaŋ(k)ˈtɪv(ə)rəs/, U.S. /plæŋkˈtɪv(ə)rəs/ Biology.
Feeding on plankton; characterized by such behaviour.
ΚΠ
1965 Proc. National Acad. Sci. U.S.A. 53 120 The almost commonplace observation that predation by planktivorous fish during the warmer months of the year falls heavily upon Daphnia is borne out by both field and laboratory findings.
1976 Amer. Midland Naturalist 95 492 The most plantivorous fishes typically have small protractile mouths which facilitate increased suction.
1989 Paleobiology 15 346/1 A reduction would affect suspension-feeding adult animals, as well as the small plantivorous larval stages of animals at all trophic levels.
1997 G. S. Helfman et al. Diversity of Fishes xv. 252/2 Serranids vary in size from 3-cm-long planktivorous anthiines to the 3-m-long, 400-kg jewfish, Epinephelus itajara, which eats lobsters and small turtles as well as fishes.
This is a new entry (OED Third Edition, June 2006; most recently modified version published online March 2022).
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adj.1965- stick it!
- stick knife
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- stick of celery
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