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Rapid sand filtration was explored as a means of removing Triactinomyxon actinospores (Tams), the waterborne infective stage of the salmonid parasite Myxobolus cerebralis that causes whirling disease, from contaminated water. Preliminarily, a batch of sand was sieved to create 12 size ranges from 180 to 2000μm. These individual ranges were tested for their efficacy of removing Tams through sand beds...
The Low Head Oxygenation System or LHO TM is a device recently patented for injection of oxygen or other gases into liquids, relying on serial reuse of oxygen through a series of chambers or stages. The device is especially suited for applications where the low hydraulic head limits the use of other oxygen injection devices. The LHO has recently been used to supersaturate water...
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