Slide2:
Water
Not always wet
Water levels change
Permanent, seasonal, or temporary
Slide3:
Completely dry Ephemeral pond
Slide4:
Flooded seasonally
Slide5:
Flooded by heavy rains or tides
Slide6:
Shallow water
Maximum depth (2 to 6 metres)
Light penetrates
Highly productive
Often little or no water movement
Ramsar definition includes rivers, lakes, and coral reefs
Slide7:
Wetlands have hydric soils:
Water fills the air space
Oxygen-poor (anaerobic or anoxic)
Gray in colour
Unique aroma (“swamp gas”)
Soft and unstable
Slide8:
“Water-loving” plants (hydrophytes)
Slide9:
Aerenchyma Cross section of the stem of an aquatic plant
Slide11:
Fresh
Brackish
Salty
“Super-salty” (hypersaline)
Slide12:
Hydrology
Slide13:
Wetlands have:
Water for at least part of the year
Water-logged (hydric) soils
Specially-adapted plants (hydrophytes)