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Pond Water Chemistry

Alkalinity (Carbonate hardness) in Ponds

Alkalinity (Carbonate hardness) in Ponds

Alkalinity, often referred to as "carbonate hardness," or German carbonate hardness, is the measure of carbonate and bicarbonate concentrations in your aquarium water. Alkalinity is a measure of...
Ammonia in Ponds

Ammonia in Ponds

Where does the ammonia originate from? Pond fish produce waste in the form of ammonia, which is released into the water through the gills. Ammonia can also originate from the dead and decaying...

Chlorine in Ponds

Acceptable concentration 0 A gas widely used in the disinfection of water and as an oxidizing agent for organic matter, manganese, iron, and hydrogen sulfide. Chlorine is known to react with...
Green Water (Algae) in Ponds

Green Water (Algae) in Ponds

Sometimes referred to as an algae bloom, Another factor which can influence the pH of the water is the presence of plants, most notably if there is an algae bloom in the pond. During the hours...
Nitrate in Ponds

Nitrate in Ponds

Nitrate, NO3-N, Nitrate is the final product from the breakdown of ammonia released by the fish. Nitrate is not especially harmful to freshwater fish but is a potent plant fertilizer and can...
Nitrite in Ponds

Nitrite in Ponds

As the ammonia in the water begins to reduce, the secondary break down product, nitrite will begin to increase and this is also very poisonous to fish. Nitrite is a skin irritant and will cause...

pH in Ponds

The pH is in all respects a measure of acidity and alkalinity, pH 0 - 6.99 is acid; pH 7.0 is regarded as neutral and pH 7.01 - 14.0 is alkaline. On the whole the pH is not generally a problem but...

Salinity in Ponds

Common salt, Sodium Chloride (NaCl) is commonly used in the health care and maintenance of fishes especially Koi. Salt is useful in treating parasites. It will eliminate seven out of nine...

Water change outs in Ponds

Partial water change outs can reduce the amount of anything dissolved in the water but not totally remove it. Although it is sometimes necessary, draining and refilling a pond should only be used...