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A Senist saltation sensor (white) together with equipment to measure wind speed and relative humidity. The instruments are solar powered and data is stored in a datalogger hosed in the white box, and can be accessed by a telephone link. BSNE samplers mounted on a pole in the background. The photo is taken after the occurrence of one major storm and ash has eroded from exposed sites while depressions have accumulated ash (photo: JT, June 23, 2010).
