Sonification of River Lea pollution data

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Sonification of pollution data from River Lea sampled by Thames 21 at Tottenham Lock on 16.08.14, using piano and harmonium recordings processed by Granulator in Ableton Live / Max MSP in the key of D.

Ecological parameters are mapped as production parameters:

pH – convolution reverb amount
Turbidity – sample grain size
Temperature – FM value
Nitrate – Hi-pass filter
Phosphate – Lo-pass filter
Dissolved Oxygen – sample scan amount
Ammonia – sample spray amount
Bacteria – file position of microsamples