Water Cycle

Fresh Water Resources

Water Drainage Basin

Surface Water

Lake and Reservoir Water

Physical Water Quality

Ground Water

Water Temperature

Water Temperature Definition

Water Temperature Influences in Rivers and Streams

Water Temperature Patterns in Lakes

Water Temperature Significance in Natural Water

Water Temperature Effects on Fish and Aquatic Life

Water Color Odor and Taste
Water Color Odor and Taste
Water Odor and Taste

Water Turbidity

Water Turbidity Definition

Water Turbidity Effects Aquatic Life

Water Turbidity Effects on Fish

Water Sediments and Particulates

Lake Sediments

River and Stream Sediments

Sediment Significance to Fish and Aquatic Life

Chemical Water Quality

Hardness of Water

pH of Water

Acidity of Water

Alkalinity of Water

pH of Water Definitions

Relation of Acidity and Alkalinity in Water

Primary Anions and Cations in Water
Primary Anions and Cations in Water

Calcium in Water

Significance of Calcium

Calcium Significance in Environment
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Calcium Significance to Humans

Magnesium in Water

Iron in Water

Sodium in Water

Potassium in Water

Manganese in Water

Aluminum in Water

Carbonate and Bicarbonate in Water

Sulfate in Water

Chloride in Water

Fluoride in Water

Dissolved Gases in Water

Dissolved Oxygen in Water

Biological Oxygen Demand of Water

Chemical Oxygen Demand of Water

Total Organic Carbon in Water

Carbon Dioxide in Water

Primary Nutrients and Eutrophication

The Concept of Eutrophication

Nitrogen in Water

Phosphorus Cycle in Water

Significance of the Primary Nutrients

Toxic Constituents in Water

Heavy Metals in Water

Mercury in Water

Silver in Water

Cadmium in Water

Copper in Water

Lead in Water

Nickel in Water
Zinc in Water

Non-Metals in Water
Arsenic in Water

Iodine in Water
Selenium in Water
Bromine in Water
Boron in Water
Cyanide in Water

Pesticides in Water

Oil in Water

Biological Water Quality

Importance of Aquatic Communities
Stream River Ecology
Flowing Water (Lotic)
Fast Streams
Slow Streams and Rivers
Intermittent Streams
Springs
Still Water (Lentic)
Limnetic Zone
Profundal Zone
Littoral Zone
Benthic Zone
Bacteria in Water
Bacterial Ecology in Water
Indicator Bacteria in Water
Total Coliform in Water
Fecal Coliform in Water
Significance of Bacteria in Water
Algae in Water
Controlling Factors of Algae
Water Temperature Variations
Seasonal Changes and Algae
Turbidity Effects on Light
Water Currents Effect on Algae
Bottom Substrate
Scour of Algae
Alkalinity and Algae
Nutrients and Algae
Grazing Aquatic Animals
Blue-green Algae
Euglenoids
Green Algae
Yellow-green and Golden-brown Algae and the Diatoms
Brown Algae
Red Algae
Significance of Algae
Fungi in Water
Liverworts and Mosses
Vascular Plants in Water
Aquatic Vascular Plant Adaptations
Aquatic Vascular Plant Propagation
Significance of Vascular Plants in Water
End of Basic Water Science Topics Scroll

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