| Term | Definition |
|
abiotic factors |
non-living components that determine the types and numbers of organisms that exist in an environment. |
|
biotic factors |
all the living, or once living, things that directly of indirectly affect an organism and its enviroment |
|
limiting factors |
factors which determine the types and number of organisms of a species in an ecosystem. |
|
divides |
a line that is elevated, and servers as a border for watersheds |
|
watershed |
an area of land that drains into a certain body of water |
|
estuary |
the place where fresh and salt water meet |
|
Pennsylvania, New York, Delaware, Maryland, Virginia, West Virginia |
the six states in the Chesapeake Bay watershed |
|
Potomac, James, York, Rappahannock |
the rivers in VA that flow into the Chesapeake Bay |
|
Submerged Aquatic Vegetation |
keep gasses controlled, provide shelter, food, protection. (what is it?) |
|
food, recreation, jobs, habatats |
why the bay is a valuable resourse |
|
susquahanna |
the river that contributes about 50% of the Bay's water |
|
very shallow, the land area to water volume ratio |
two reasons why the bay is easily polluted |
|
Horsepen Creak |
what is the local watershed for RCMS |