wetlands - many names, one common factor: water in new england: salt marsh freshwater marsh swamp...
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Wetlands - Many Names, One Common Factor: Water
In New England:• Salt marsh• Freshwater marsh• Swamp• Bog• Tidal flat• Mud flat
In other places: • Pothole• Slough • Bayou
Adapted from presentations by Linda Armstrong and Creek Connection
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Marshes
• Can have salt or freshwater
• Salt marshes are tidal and have highly variable conditions
• Along coasts and waterways
• Large marshes up to 7 feet deep; small marshes may dry up in summer.
• Soft-stemmed vegetation
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Swamps- Woody plants- Often near waterways- Shallow water - May dry up in summer
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Bogs• In deep depressions that do not drain
or drain slowly
• Peat, sphagnum moss
• Acidic, can be very deep, saturated with water
• Can be surrounded by trees & shrubs
• Cranberry bogs have sandy soil
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Tidal flats or Mud flats• Many shellfish, worms,
crustaceans, and other invertebrates live under surface and provide food for other organisms
• Seabirds feed on mudflats
• Sand or mud moved by tide, currents, and storms
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Vernal Pools
•“Temporary wetlands”-no fish
•Vary in size
•Fill in spring and early summer after snow melts and early rains
•Important as breeding places for for amphibians and macroinvertebrates
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Scrub-Shrub Wetlands
- Small trees and shrubs
- Common near lakes and streams
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Emergent Wetlands- Emergent plants
- Grasses, sedges, rushes (round). and soft stemmed herbaceous plants
Grass
Sedges
Rushes