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11.18: Fresh Water Ecosystems

Difficulty Level: Basic Created by: CK-12
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Vocabulary

aphotic zone

aphotic zone

Zone in open water that is too deep for light to penetrate.
bog

bog

Wetland with soggy soil.
limnology

limnology

Study of freshwater bodies and the organisms that live in them.
littoral

littoral

Zone near a shoreline where light can penetrate.
marsh

marsh

Shallow wetland with grasses and reeds, but there no trees; water may be fresh, saline, or brackish.
photic zone

photic zone

Zone in open water that is shallow enough for light to penetrate.
swamp

swamp

Low-lying wetland where water moves very slowly and oxygen levels are low.
wetlands

wetlands

Lands that are wet a large amount of the time.

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Description

Difficulty Level:

Basic

Grades:

6 , 7

Date Created:

Jan 04, 2013

Last Modified:

Jan 13, 2015
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SCI.ESC.820.L.2

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