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15 Cards in this Set
- Front
- Back
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What is a Watershed?
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An area of land that drains to a common waterbody. Smaller watersheds can be components of a larger watershed.
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What watershed are we in?
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Buffalo River Watershed
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What defines the geology of a watershed?
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substrate, water chemistry, stream shape( slope, sinuosity)
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What determines a waterbody?
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The interaction between surface water and ground water.
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What is a waterbody?
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a natural or man-made channel through which water flows or is stored.
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Where do wetlands occur?
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head waters, low lying areas in larger streams, along the edges of lakes and oceans
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Why are wetlands important?
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They are natural filtration systems, have high species diversity, nursery areas.....etc.
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What is a stream?
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a flowing waterbody that transports water, sediment, plants and debris
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what is gradient?
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the steepness of a stream
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what is discharge?
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the amount of water flowing through the stream.
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what determines stream temperature?
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climate, water source, elevation, riparian vegetation, and what is upstream.
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why is monitoring and assessment important?
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allows us to observe how a system changes over time or in response to changes, allows us to rate the general health of the system
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what are some important water tests?
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dissolved oxygen, temperature, salinity/conductivity, chlorophyll A, turbidity/transparency, and pH
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what are biological indices?
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the use of biological communities to assess the health of a watershed
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What is complete metamorphosis?
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an insect changes form in all four stages of its life
Egg to larva to pupa to adult |
