Lotic Ecosystems

Front

What is a lotic ecosystem?

Back

A lotic ecosystem is a freshwater ecosystem characterized by flowing water, such as rivers and streams.

Front

What are headwaters?

Back

Headwaters are the source or beginning of a stream or river.

Front

What is the term for organisms that swim actively in open water, independent of currents?

Back

Nekton.

Front

What is the primary factor that affects the speed of water flow in a river?

Back

The steepness of the slope; water flows fastest when there is a steep slope.

Front

What is an example of a lotic water system?

Back

Creek.

Front

What are the organisms called that drift in the water and are carried by currents?

Back

Plankton.

Front

What is the term for the area where a river meets a larger body of water?

Back

Mouth.

Front

What is the role of algae in a lotic ecosystem?

Back

Algae serve as a primary producer, providing food and oxygen for other organisms.

Front

What is the significance of sculpin in a river ecosystem?

Back

Sculpin are fish that can thrive in cold, fast-flowing waters and are important for maintaining the food web.

Front

How do meanders affect the flow of a river?

Back

Meanders slow down the flow of water and create diverse habitats.