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Lentic System -- a nonflowing or standing body of fresh water, such as a lake or pond
Traits of the lentic system.
Fresh water
Water does not move
Water can freeze (You can ice skate on a lentic system.)
Land on all sides – landlocked
Examples of lentic systems.
Bog
A land- bound wetland with cold, still water in moss. Some
plants found in a bog are cranberries.
Marsh
A wetland with grass like plants such as sedges and cattails. Marsh
animals include ducks, geese, muskrats, wading birds, and frogs.
Swamp
A wetland with trees. Swamp creatures include alligators,
turtles, frogs, and wading birds.
Click to watch the video describing bogs, marshes, and swamps.
Draw a picture of a lentic system on a piece of paper.
Lotic System -- a flowing body of fresh water, such as a river or stream.
Traits of the lotic system.
Fresh water
Water has a current or is always moving
Water cannot freeze
There is not land on all sides
Examples of a lotic system.
Estuary
A coastal wetland with a mixture of salt water and fresh
water, usually found where a river meets the sea. Many
ocean fish as well as shrimp, begin their lives in estuaries.
Click on picture to watch a video of an estuary.
Fen
Similar to a bog, but its waters are not still. Instead they flow slowly in and out of the fen.
Draw a picture of a lotic system on a piece of paper.
Label each picture lentic or lotic system.
1.
4.
2.
5.
3.
Complete the Venn Diagram
Lentic
System
Has a current
Nonmoving water
Fresh water
Not landlocked
Lotic
System
Freezes
Does not freeze
Landlocked