Swash zone fellows Sean Kilgallin (right) and Regina Yopak (rear) work with Office of Naval Research Program manager David Han (center) clearing gobs of the alga Ulva from a sensor station on the Skagit tidal flats. Algae fouled almost every station almost every day, interfering with the instruments and requiring the team to clean the stations every day. "It was backbreaking work," said project co-leader Britt Raubenheimer. (Photo by Steve Elgar)[back]
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