You searched for: “hypoplankton
hypoplankton (s) (noun), hypoplankton (pl)
A tiny organism found in the layer of water directly above the bottom of the sea: The hypoplankton floats or swims almost at the bottom of the ocean, includes some amphipods and cumacids, and does not creep or run over the ocean floor.
This entry is located in the following units: hypo-, hyp- (page 10) plankto-, plankt-, -plankton (page 2)