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Aquatic Ecosystems

Aquatic Ecosystems. Learning Objectives. Discuss the factors that affect aquatic ecosystems. Identify the major categories of freshwater ecosystems. Describe the importance of estuaries. Describe and compare the distinct ocean zones that make up marine ecosystems.

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Aquatic Ecosystems

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  1. Aquatic Ecosystems

  2. Learning Objectives • Discuss the factors that affect aquatic ecosystems. • Identify the major categories of freshwater ecosystems. • Describe the importance of estuaries. • Describe and compare the distinct ocean zones that make up marine ecosystems.

  3. Factors in Aquatic Ecosystems Water depth Temperature • Currents • Nutrient availability

  4. Freshwater Ecosystems Rivers and streams Lakes and ponds Freshwater wetlands

  5. Rivers, Streams, Lakes, and Ponds Lake Stream

  6. Freshwater Wetlands A wetland is an ecosystem in which water covers the soil or is present at or near the surface for at least part of the year. Swamp Bog Marsh

  7. Estuaries An estuary is a wetland that forms where a river meetsthe sea. Mangrove Salt marsh

  8. Marine Ecosystems Photosynthesizers

  9. Coastal Ocean The coastal ocean extends from the low-tide mark to the outer edge of the continental shelf.

  10. Open Ocean Silver hatchetfish

  11. Overview: Aquatic Ecosystems Marine Estuary Freshwater

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