Freshwater habitats is
defined as having a low salt
concentration It is usually less
than 1%.
Limnology It is the study of...
Types of Freshwater Habitats
• Lentic habitat - Calm freshwater habitat
or standing water refers to standing or
relatively...
LENTIC HABITAT
LOTIC HABITAT
Freshwater habitats are:
• Lakes
• Ponds
• Rivers
• Streams
• Springs
• Wetlands
-Marsh
-Swamp
-bogs
Fig. 1. Thermal Stratification
Fig. 2. Annual lake cycle
Four kinds of lake
1.Oligotrophic lake
2.Eutrophic lake
3.Mesotrophic lake
4.Hypereutropic lake
Fig. 1. Oligotrophic lake
Fig. 2. Eutrophic lake
Fig. 3. Mesotrophic lake
Fig. 4. Hypereutrophic lake
REFERENCES
• http://www.ucmp.berkeley.edu/exhibits/
biomes/freshwater.php
• Http://www.lifeinfreshwater.org.uk
• http://en...
Submitted by:
Ezperanza, Johndhel S.
Palencia, Sheena Arenn A.
Freshwater ecosystem
Freshwater ecosystem
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Freshwater ecosystem

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Freshwater ecosystem

  1. 1. Freshwater habitats is defined as having a low salt concentration It is usually less than 1%. Limnology It is the study of freshwater Habitats
  2. 2. Types of Freshwater Habitats • Lentic habitat - Calm freshwater habitat or standing water refers to standing or relatively still water, from the Latin lentus, which means sluggish.II. • Lotic Habitat -Washed or the running water refers to flowing water, from the Latin lotus, to wash
  3. 3. LENTIC HABITAT
  4. 4. LOTIC HABITAT
  5. 5. Freshwater habitats are: • Lakes • Ponds • Rivers • Streams • Springs • Wetlands -Marsh -Swamp -bogs
  6. 6. Fig. 1. Thermal Stratification
  7. 7. Fig. 2. Annual lake cycle
  8. 8. Four kinds of lake 1.Oligotrophic lake 2.Eutrophic lake 3.Mesotrophic lake 4.Hypereutropic lake
  9. 9. Fig. 1. Oligotrophic lake
  10. 10. Fig. 2. Eutrophic lake
  11. 11. Fig. 3. Mesotrophic lake
  12. 12. Fig. 4. Hypereutrophic lake
  13. 13. REFERENCES • http://www.ucmp.berkeley.edu/exhibits/ biomes/freshwater.php • Http://www.lifeinfreshwater.org.uk • http://environment.nationalgeographic.c om/environment/habitats/freshwater- threats/
  14. 14. Submitted by: Ezperanza, Johndhel S. Palencia, Sheena Arenn A.
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