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| to assume based on knowledge |
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| area where all the water drain in 1 body of water |
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| water/ rain that doesnt sink into the ground |
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| found in lakes, rivers, and streams |
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| sediment/dirt is moved by water or wind |
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| a body of water where fresh and salt water mix |
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| a body of water that empties into a large body of water |
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| man-made pond that holds storm water |
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| 3 purposes of a retenyion pond |
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1. traps sediment
2. traps storm water and lets it sink into the ground
3. prevents storm water from eroding nearby streams |
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| water cant go through a impervious surface. |
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| There are 4 purposes of a retention pond |
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| a retention pond is man made |
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| The Chesapeacke is the nations largest estuary |
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1. a meteor hit the ocean thirty-five million years ago punched a whole twice as big as Rhode Island
2. the Bay formed after the last ice age a huge volcano flooded then the river valley of the acient Sus. River creating the Chesapeake. |
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| The name of The Chesapeacke |
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| Chesapeacke mas "great shelfish bay" |
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| How many miles is the Chesapeacke |
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| Its 64,000 square mile drange basic, which stretches from New York and from Deleware to West Virginia. |
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| The C's watershed boundries |
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| This includes NY,Pynnsylvania,Deleware,Maryland, West Virginia and , Virginia |
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| pollution thats easy to see |
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| smoke stacks & pipes from industries plants. |
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| Non-Point source P.examples |
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| fertilizer,pesticides,oil,trash,nutrients. Hard to regulate |
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| Acid rain- water droplets and chemicals |
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| fertilizer- to much algae |
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| garbage-destroys habbitat |
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| sediment-smothers fish eggs |
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| turbility- the cloudiness of water |
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| What are the main funtions of a marsh? |
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| The marsh provides food and a habbitat for the animals |
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| How does the wetland filter the water? |
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| letting plants plants trap pollutants and sediment |
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| How does a marsh minimize the effects of erosion? |
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| proecting shorelinen enviorments |
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| What does the wetland provide for migratory birds? |
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| The amount of salt contained in a given sample of water. |
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| How is salinity measured? |
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| By ppt.- parts per thousand. |
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| What is the range of salinity in the Chesapeake Bay? |
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| What are the three factors that effect salinity? |
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1. time of year
2. locatin
3. depth of the water |
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| The salinity level can determine what about organisms? |
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| If they like or like the amout of salt water. |
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| are one of the success stories in the Chesapeake Bay conservation. |
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| What are the fiercest predators in the Ch. Bay? |
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| Where do Rockfish live most of their lives? |
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| in the saltwater of the ocean |
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| Where do most juvenile fish begin their lives? |
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| in shallow marshes and grass beds hiding from large predators. |
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| The rockfishe's way of camouflage. |
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| What led to a remarkable recovery for the rockfish? |
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| Moratorium, combined with restoration. |
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