pleustonic
/pluːˈstɑnɪk/
adjective
- Relating to or living as pleuston, floating on or just below the water's surface.
- The pleustonic plants in the lake provide shade and shelter for small fish.
- The biologist collected samples of pleustonic life using a fine mesh net.
- Many pleustonic organisms have air-filled bladders to help them stay afloat.