The number of organisms per unit area.
The pattern of spacing of a population within an area. The 3 main types are uniformed, clumped, and random.
An environmental factor that tends to limit population size.
Density independent factors
Any factor that is not dependent on popultion density. Usually this factor is abiotic such as a rock.
Density dependent factors
Any factor that is dependent on population density. This factor is usually biotic.
Population growth rate
How fast a given population grows.
People leave any specific area.
People moving into any specific area.
A constant rat of growth.
Populations can not grow exponentially forever.
The amount of organisms that one place can hold.