benthos

indénombrable

A noun referring to the ecological region at the bottom of a sea or lake, including the sediment surface and sub-surface layers, as well as the community of organisms that live in or on that region.

• 🇫🇷Ensemble des organismes vivant au fond des mers, des océans ou des lacs, ainsi que la zone écologique correspondant à ce fond, incluant la surface des sédiments et les couches sous-jacentes.

1. Sea bottom region C1 formal scientific

   The ecological zone at the lowest level of a body of water such as an ocean or a lake, including the sediment surface and sub-surface layers.

   • The benthos is home to a unique community of organisms adapted to high pressure.
   • Scientists study the benthos to understand deep-sea ecosystems.
   • Pollution can severely impact the fragile benthos environment.

   🇫🇷Benthos

   Synonymes: benthal

2. Bottom-dwelling organisms C1 formal scientific

   The flora and fauna found on, in, or near the seabed, also known as benthic organisms.

   • Crabs, starfish, and certain worms are common examples of benthos.
   • The diversity of benthos in this area indicates a healthy marine habitat.
   • Benthos plays a crucial role in nutrient cycling at the ocean floor.

   🇫🇷Benthos (organismes de fond)

• benthos plural form
• benthos' possessive plural form
• benthos's possessive singular form