adjective
- relating to or consisting of animals that live within sediment on the ocean floor or lake bottom
Usage: marine biology; ecology
Examples
- The infaunal worms burrow deep into the sandy ocean floor.
- Scientists studied the infaunal community in the lake sediment.
- Infaunal organisms play a crucial role in nutrient cycling.
- The research focused on infaunal species diversity in coastal waters.
- Clams and other infaunal mollusks were abundant in the muddy bottom.
- Pollution can severely impact infaunal populations in marine ecosystems.