Contact: Elaine Bible
San Francisco State University
Caption: SF State researcher William Cochlan examines phytoplankton cells using an inverted microscope at the University's SF State's Romberg Tiburon Center for Environmental Studies. His latest study finds that nitrogen in ocean waters -- regardless of the source of nitrogen -- fuels the growth of this toxic phytoplankton species.
Credit: Chris Ikeda/SF State
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Related news release: Nitrogen from pollution, natural sources causes growth of toxic algae, study finds