Hydrology | Hydric Soils | Hydrophytic Plants | Saltwater | Freshwater |
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What is a wetland?
Lands transitional between terrestrial and aquatic systems
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What leads to the development of hydric soils?
Soils saturated with water on a periodic basis
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What is another name for hydrophytic plants?
Hydrophytes
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What are the two categories of saltwater wetland ecosystems?
Marine and estuarine
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What are three types of mostly freshwater wetlands?
Lacustrine, riverine, palustrine
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Where is the water table?
Is usually at or near the surface between the unsaturated layer and the saturated layer
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What is reduced soils?
Green, grey to black, or molted soil appearance
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What is the most obvious indicator of a wetland area?
Hydrophytic vegetation
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What is a continental shelf?
A shallow submarine plain of varying width forming a border to a continent and ending in a steep slope to the ocean floor
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What is lacustrine?
These are situated in a topographic depression or a dammed river channel and lacks trees and shrubs
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What are the three factors that are most important in identifying an area as a wetland?
The 3"Hs" - hydrology, hydric soils, and hydrophytic plants
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What is anaerobic?
Lacking or absent of oxygen
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What is the mangrove tree and cypress tree?
Two trees that have special root structures that stick up into the air to obtain oxygen
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What are salinities?
These exceed 30 parts per thousand
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What is lacustrine waters?
These waters may be tidal or nontidal but salinity is always less than 0.5 %
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What is a flood plain?
A wetland area that has water in it at some point during the year, but the wet period may come over longer spans of time
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What is molted soils?
Splotches or patches or brown, black, orange, red, or yellow, are formed in areas where they are usually alternating wet and dry and have little or no vegetation
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What is cattails, sedges,and rushes?
These extend above the surface of the water and use air spaces in the leaves to take in oxygen?
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What is a estuarine?
Deep water tidal habitats and adjacent tidal wetlands that are semi-enclosed by land but have sporadic access to the open ocean
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What is riverine wetlands?
Water level here can be highly variable and contained within a channel
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What is a tidal marsh?
A routinely wet/dry area which fill and drain with the daily tides of the ocean
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What is mineral soils?
Grey, bluish-grey, and green soils usually form in
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What is another name for special root structures that stick up into the air to obtain oxygen?
Special root structures called Knees
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What is a typical plant and animal that live in an estuarine environment?
Plants such as red mangroves and animals such as eastern oysters
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What is palustrine wetlands?
These are all inland, nontidal wetlands dominated by trees, shrubs, emergent mosses or lichens
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