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46 Cards in this Set
- Front
- Back
Seafloor Features |
Basin, Canyon, Continental shelf, Continental slope, Plains, Ridges, Seamounts, SillsDep |
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Deep Depression of the Seafloor |
Basin |
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Narrow, deep furrow with steep slope |
Canyon |
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Zone adjacent to continent, most productive waters |
Continental Shelf |
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Seaward Descending Slope |
Continental slope |
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Very flat surfaces found in deep ocean biomes |
Plains |
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Long, Narrow, elevations with steep sides and rough topography |
Ridges |
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Isolated elevations from the seafloor |
Seamounts |
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Low part of ridges |
Sills |
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Long, narrow, deep depressions with steep sides. |
Trenches |
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Marine Zonation in order (Sunlight) |
Euphotic Disphotic Aphotic |
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Marine Zonations (Depth) |
Pelagic: Epipelagic Mesopelagic Bathypelagic Abyssopelagic Benthic |
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Boundary between mesopelagic and bathypelagic |
Oxygen Minimum Layer |
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What happens in the OML |
oxygen and Nutrients decrease |
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Types of Freshwater bodies |
Lentic (stagnant) and Lotic (moving) |
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Types of Lentic Bodies |
Lakes, Ponds, Reservoir, Wetland, Rock pool, Tree hole, Bog |
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Deep body of freshwater surrounded by land |
Lake |
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Smaller body of fresh water surrounded byland |
Pond |
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Artificial pond or lake |
reservoir |
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Soil Saturated with water |
Wetland |
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Depression in a rock |
Rock pool |
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Small pools inside trees |
Tree hole |
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Small lake with acidic water |
Bog |
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Moving waters towards other moving waters |
Rivers, Streams |
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Depression recieving flow from groundwater |
Spring |
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Stream that only flows in a part of the year |
Intermittent streams |
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Artificial waterway |
Canal |
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Still water in a floodplain of a river |
Backwater |
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Wetland influenced by river and sea |
Estuary |
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Lake Zonations |
Pelagic Zone (surface) Euphotic zone Aphotic Zone (not always present) |
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Zone thats is closesnt to thr shore |
Littoral zone |
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Where very fine sediments are transpoted |
Deep zone |
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Zonations of Rivers |
Source zone, Transistion zone, Floodplain zone |
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Curves of Rivers |
Meanders |
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When 2 meanders of a river intersect and change paths, what do they form? |
Oxbow Lakes |
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Processes that shape rivers |
Weathering, Mass movement, Erosion |
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Types of Weathering |
Freeze-thaw, Biological, Chemical |
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Types of Mass movement |
Soil creep, Slumping |
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Types of erosion |
Headward, Vertical, Lateral |
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Main Processes of Erosion |
Hydraulic action, Abrasion, Attrition, Corrosion |
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Water pressure breaks away rock particles |
Hydraulic Action |
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Zonations in reservoirs |
Riverine - Transition - Lacustrine |
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Commonly narrow zone (Reservoir) |
Riverine |
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Where water starts to lose energy (Reservoir) |
Transition zone |
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CO2 dissolves in water to form weak acid that dissolve rocks by chemical processes |
Corrosion |
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Dyanamics of the source zone |
Predominant erosion
Vertical Erosion |