Organic+Matter4

Organic Matter

 __Organic matter__: Organic matter in freshwater is used for food. Examples are algae,plankton,bits of leaves and wood, and decaying.



How organic matter facts the wildlife is that if there is to much nutrients in a stream or river it can decrease oxygen and kill organisms. But if there is to little nutrients in a stream or river the organisms will have to either move to a different part of a stream or river they could died of no food..



Humans Activities do impacted this a lot because when companies just throw their waste away in stream and river they kill organisms.