Download - Salt Marsh
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Salt Marsh•Development •Structure•Common Plants and Adaptations
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Development of a New England Salt Marsh
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Establishment of a salt marsh• Low energy
environment• Accumulation of fine
sediments• Colonized by marsh
plants
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Spartina alterniflora• Early colonizer also known
as a pioneer species• Binds anoxic mud together
stabilizing the sediment• Found along water’s edge
but not submerged completely
• Halophytic
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SpikegrassDistichlis spicata
These two species are common to recently disturbed locations in the mid marsh.
Good colonizers and tolerant of anoxic mud and high salinity.
GlasswortSalicornia europaea
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Sea lavenderLimonium nashii
Marsh asterAster tenuifolius
Marsh goldenrodSalidago semperviens
Common weedy plants in high marsh
Competition limits their distribution
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Phragmites – usually the outer border of upper marsh
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What is causing these patterns?
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Mechanisms for Salt Tolerance
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Salt Marsh Snail
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Fiddler Crab
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Mud Snail
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Salt Marsh Meiofauna