Définition : Suspended sediment, or suspended load, is the term for the particles settle slowly enough to be carried in flowing water (such as a stream or coastal area) either without touching the bed or while only intermittently touching it. These particles are generally of the fine sand, silt and clay size, although larger particles may be carried as well depending on the intensity of the flow.
Définition : A group of species that exploit the same food resources, and/or use the same feeding or foraging methods. http://en.wikipedia.org/wiki/Guild_(ecology)
Définition : A heterotrophic organism that feeds by ingesting particulate organic material (living or dead organisms), which are then digested within the body.
