1. Wetland Ecosystems
• Marine and Freshwater
• Hydrology and water-
logging
• Soils flooded all or part
of the year
• Vegetation tolerant to
low O2 and high amounts
of H2O

2. Wetland Ecosystems
• Marine and Freshwater
• Hydrology and water-
logging
• Soils flooded all or part
of the year
• Vegetation tolerant to
low O2 and high amounts
of H2O

3. Wetland Ecosystems
• Marine and Freshwater
• Hydrology and water-
logging
• Soils flooded all or part
of the year
• Vegetation tolerant to
low O2 and high amounts
of H2O

4. Freshwater Wetlands
• Marshes
• Primary vegetation is
herbaceous
• Western end of
Noxontown Pond
• What herbivores and
carnivores are likely
here?

5. Freshwater Wetlands
• Marshes
• Primary vegetation is
herbaceous
• Western end of
Noxontown Pond
• What herbivores and
carnivores are likely
here?

6. Freshwater Wetlands
• Marshes
• Primary vegetation is
herbaceous
• Western end of
Noxontown Pond
• What herbivores and
carnivores are likely
here?

7. Freshwater Wetlands
• Marshes
• Primary vegetation is
herbaceous
• Western end of
Noxontown Pond
• What herbivores and
carnivores are likely
here?

8. Other Freshwater
Wetlands
• Swamps
• Live trees primary
vegetation
• Trappe Point State Park,
Laurel, DE
• Bald Cypress
• What animals live in a
swamp like this?
Eastern Bald Cypress

9. Freshwater Wetlands not
found in DE
• Bog
• Poor drainage; acid pH
• Low nutrients/low
decomposition
• Primary vegetation:
Sphagnum moss
• Bogs play a major role in The Great Heath, Mt. Desert Island,ME
carbon sequestration

10. Freshwater Wetlands not
found in DE
• Bog
• Poor drainage; acid pH
• Low nutrients/low
decomposition
• Primary vegetation:
Sphagnum moss
• Bogs play a major role in The Great Heath, Mt. Desert Island,ME
carbon sequestration

11. Freshwater Wetlands not
found in DE
• Bog
• Poor drainage; acid pH
• Low nutrients/low
decomposition
• Primary vegetation:
Sphagnum moss
• Bogs play a major role in The Great Heath, Mt. Desert Island,ME
carbon sequestration

12. Freshwater Wetlands not
found in DE
• Bog
• Poor drainage; acid pH
• Low nutrients/low
decomposition
• Primary vegetation:
Sphagnum moss
• Bogs play a major role in The Great Heath, Mt. Desert Island,ME
carbon sequestration

13. Marine Wetlands
• Tidal Influence
• Usually
associated with
estuaries
• Temperate and
Tropical
• High NPP;
rapid cycling of
nutrients

14. Marine Wetlands
• Tidal Influence
• Usually
associated with
estuaries
• Temperate and
Tropical
• High NPP;
rapid cycling of
nutrients

15. Delaware Salt Marshes
• Appoquinimink
River tidal basin
(other side of
spillway) &
Bombay Hook
• Do salt marshes
have advantages
over freshwater
marshes?

16. Delaware Salt Marshes
• Appoquinimink
River tidal basin
(other side of
spillway) &
Bombay Hook
• Do salt marshes
have advantages
over freshwater
marshes?

17. Delaware Salt Marshes
• Appoquinimink
River tidal basin
(other side of
spillway) &
Bombay Hook
• Do salt marshes
have advantages
over freshwater
marshes?

18. Delaware Salt Marshes
• Appoquinimink
River tidal basin
(other side of
spillway) &
Bombay Hook
• Do salt marshes
have advantages
over freshwater
marshes?

19. Mangrove Forests
• Tropical Marine
Wetlands
• Mangrove trees primary
vegetation
• Protect coastline
• Nursery areas
• Impact of aquaculture
(shrimp)
• Found in Florida, too
Palawan, Philippines

20. A Few Questions To
Consider...
• Why are wetlands
important to to our
coast?
• What role do wetlands
play in the hydrological
cycle?
• What animal species
spend part or all of their
lives in wetlands?

21. Two Final Questions...
• How do humans
impact wetlands?
• What role do
you think
wetlands play in
climate change?
St. Andrew’s School