Filter and water Chemistry.
The links below deal with water chemistry and filters

Remember: it's important to design a filter that is easy to maintain.

Filter Links
Aqua Art/ about Springflo
More Springflo good details about surface are and how bf's work
Surface are of filter media text helps to calculate the amount of bio filter media needed for you fish load.
Carl's Homemade biofilter Good diagram of an upflowfilter.

Water Quality and Algae more filters
Algae and potash An article by Larry Laitner which explains the effect of potash and iron, and micronutrients on plant growth
John's Algae Free pond Asiatic milfoil
Alum Garden Endeaver's pond chemistry
Myth's about grren water Is there an algae antibiotic in clear ponds?
5 gallon filter B
Alum If you have problems with excess algae and turbidity, alum may be just the thing you need to achieve the crystal clear water you desire aa

B
Other Links
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