What Are Wetlands? Coffey Geoscience

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Transcript of What Are Wetlands? Coffey Geoscience

Page 1: What Are Wetlands? Coffey Geoscience

WETLAND FUNCTIONSHydrologic

Water Quality Support

Fish Support

Aquatic Support

Terrestrial Support

water storage & delay sediment retention & stabilization phosphorus retention nitrate removal & retention thermoregulation

anadromous fish habitat non-anadromous fish habitat

aquatic invertebrate habitat amphibian & reptile habitat waterbird feeding habitat waterbird nesting habitat

organic matter export songbird, raptor & mammal habitat native plant diversity pollinator habitat

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WETLAND VALUES

• Flood water storage & delay• Water quality improvement• Recreation e.g. boating, fishing, hiking,

birding, etc.• Education• Soil improvement, aquaculture, farming

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RECOGNIZING WETLANDS

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Farmed Wetland

Photos taken in February, 2011

Shallow water table

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Wetland Determination(& delineation)

3 parameter method• vegetation• soils• hydrology

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WETLAND MITIGATION

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WETLAND FUNCTIONSHydrologic

Water Quality Support

Fish Support

Aquatic Support

Terrestrial Support

water storage & delay sediment retention & stabilization phosphorus retention nitrate removal & retention thermoregulation

anadromous fish habitat non-anadromous fish habitat

aquatic invertebrate habitat amphibian & reptile habitat waterbird feeding habitat waterbird nesting habitat

organic matter export songbird, raptor & mammal habitat native plant diversity pollinator habitat

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WETLAND VALUES

• Flood water storage• Water quality improvement• Recreation e.g. boating, fishing, hiking,

birding, etc.• Education• Soil improvement, aquaculture

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WETLAND VALUES

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