3rd Grade Ch. 3 Lesson 4 What are Water Ecosystems

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3rd Grade Ch. 3 Lesson 4 What are Water Ecosystems

  1. 1. Ch. 3 Lesson 4Ch. 3 Lesson 4 What are waterWhat are water ecosystems?ecosystems?
  2. 2. fresh- water eco- systems lakes ponds rivers streams moving water surrounded by land
  3. 3. wetland • low land that is covered by water at least part of the year
  4. 4. Wetland video clip
  5. 5. • example: Everglades •“river of grass” •water – shallow & flows very slowly
  6. 6. Everglades National Park
  7. 7. Welcome to the Florida Everglades video clip
  8. 8. saltwater ecosystem top deep sea
  9. 9. saltwater ecosystems •oceans cover much of Earth’s surface •most sea life on top •rivers flow  ocean
  10. 10. salt marsh •wetlands when fresh water from rivers mix with salt water from ocean
  11. 11. Salt Marsh Facts and Fun video clip
  12. 12. Examples: Wetlands- Everglades Lakes & ponds Rivers & streams (moving water) Oceans contain salt Cover much of Earth’s surface Rivers flow into them Most life is at the top

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