Dissolved Oxygen The amount of oxygen found in water Remember that all animals need oxygen to live
Velocity Another word for speed Velocity = distance time
Turbidity The amount of particles that are suspended in the water How clear the water is
Turbidity can have many negative effects on aquatic life. The suspended sediments can block light to aquatic plants, smother aquatic organisms, and carry contaminants and pathogens, such as lead, mercury, and bacteria.
Succession The process of a grassy meadow slowly becoming a forest