Vocabulary
soil or rock at the bottom of an aquatic system or on non-aquatic terrain.
substrate
When the temperature is around 4 degrees Celsius and there are high winds, the layers in a lake will mix, thus creating this phenomenon.
Lake turnover
The main carved out area where water flows in from a river or stream.
channel
The terrestrial environment is where life is on land, and life in water is called?
Aquatic
The prefix that means "0ne"
mono
standing water like lakes, ponds, or swamps.
Most lakes in our area are these types of lakes that have a turnover in the spring and one in the fall. Two total.
Dimictic lake
This age of a river has a very low gradient, lots of meanders and ox-bow lakes, and is wider than it is deep.
old river
The littoral area in a lake is where there are rooted plants and the area without rooted plants is called what?
Limnetic
Lakes fill in at a rate of how many feet per 1000 years?
2
The steepness or slope of a river that determines how fast the water flows.
Gradient
A lake that has no lake turnovers
Amictic
This age of a river has a V shape channel and has high velocity water flow, and is very shallow.
Young river
Ocean water contains 35 ppt sodium chloride and this other type of aquatic environment contains 0.006 ppt calcium carbonate.
Freshwater
Term for the water substrate interface region of a lake.
Benthos
Moving body of water like a river or stream.
Lotic
A lake that has unpredictable mixing throughout the year.
Oligomictic
This river age has a moderate river gradient and discharge. It is curvy, but not many ox-bow lakes yet.
Mature river
The term nekton refers to creatures such as fish, insects, and crustaceans. What is the term referring to the smaller microscopic creatures?
Plankton
An old lake at the end of its succession with lots of silt and murky waters with low oxygen
eutrophic lake
Accelerated lake succession due to human interaction. Typically from agricultural or industrial processes.
Hypereutrophication
A lake that has partial mixing of its layers
Meromictic
If a river numbered as a 2 meets a river that is numbered as a 3, what would the branch that follows be numbered as?
3
What is the opposing term to the term endobenthic? Endobenthic refers to creatures that are burrowed in the substrate.
Epibenthic
A lake at the beginning of its succession with steep banks, oxygen-rich water, creatures such as trout and salmon, clear water, and rocky bottoms.
Oligotrophic lake