Benthos
animals without backbones, living in or on the sediments, a size large enough to be seen by the unaided eye, and which can be retained by a U.S. Standard No. 30 sieve (28 openings/inch, 0.595mm openings).
Benthos: organisms associated with the bottom or bed of a body of water
Biodiversity: biological diversity; refers to the number of species in an ecosystem and the relative abundance of the different species ...
benthos Those organisms that live on the bottom of a body of water.
P phytobenthos
Definition (english only)
Microscopic plants that live in the surface layers of the seabed, particularly in shallow water and intertidal areas.
Benthic/Benthos- An organism that feeds on the sediment at the bottom of a water body such as an ocean, lake, or river.
Bentonite- A colloidal clay, expansible when moist, commonly used to provide a tight seal around a well casing.
macrobenthos bottom-dwelling organisms retained by screens with interstices from 1.00 to 0.425 mm (arbitrary)
macroinvertebrates aquatic invertebrate organisms large enough to be seen with the naked eye.
Benthic Organism (Benthos)
A form of aquatic plant or animal life that is found on or near the bottom of a stream, lake, ocean or other water body.
Benthic Region ...
 See also: Environmental, Environment, Water, Air, Organism
  
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