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Author: Dave Yake

Hemispherical Shield to Reduce Fouling of Campbell Turbidity Sensor

Sensor fouling greatly reduced our confidence in the turbidity data. We decided to test a hemispherical shield for ease of construction and installation.

Low-Cost Stream “Tower Sampler”

We have developed a low-cost and very simple “Tower Sampler” that utilizes plastic bottles mounted vertically in the stream to collect discrete samples as various stream levels.