Block+3+Fresh+Water

Fresh Water A lake is a large body of fresh water. Lakes range in size from small ponds to huge bodies of water such as great lakes in the U.S.Fresh water can be ponds,lakes, rivers, or streams The Earth has a lot of rivers and streams. Lakes and rivers are closely tied. Important rivers,most often, originate from lakes.Fresh water has less than 1% salt in the water.

[[image:freshwater_biome.jpg width="378" height="288" align="right"]] Climate:
The weather is dependent on the season, like in the summer is 4 degress C. To 22 degress C. Now it is different in the winter it can freeze solid at the top,but at the bottom it can be 4 degress C. Why is the top of the river hotter than the bottom? Well the bottom don't get a lot of sun light. The top gets a lot of sunlight.

= Animals: =

There are over 700 types of fish that live in Fresh water.
 * Crocodiles live in some parts of the Fresh water. They live in the hot parts of the rivers and streams.
 * Bullfrog feeds on insects,they live in lakes, ponds, and slow streams.
 * Common Carp also live in fresh water.they eat insect larvae, and some vegetation. they live in lowland lakes,and rivers.
 * Fresh water dolphins are smaller than regular dolphins. They eat smaller fish.They live in rivers and streams.
 * Bitter ling feeds on small plants and small invertebrate animals. The Bitter ling lives in lakes, slow rivers and ponds.
 * The soft shell is a carnivore. It lays 15 to 20 eggs a year from December to March.





Plants:
Algae is one of the plants that live in Fresh water.Algae release oxygen into the air. It adapts in the summer. Scum is a type of Algae. Algae grows in wet places. Algae is green and hairy looking. Algae is photosynthetic creatures. Algae is not a plant nor a animal or fungi. Algae can be red, green, or brown colored. Green Algae is the most common Algae. Algae is found in fresh water. Some other plants are cattails, false ivy.



How humans have impacted the land: Humans have polluted the water we drink from.From food packing and farm runoff. Fertilizer enters the water and then the pollution go to the bottom of the river, pond, or stream.Acid rain has caused air pollution. The pollution gets into the fish and other animals gills and kills them because they can't breath.





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