How copepods defy ocean acidification Success story of a resistance fighter They are small, inconspicuous – and extremely important for the food web in the sea. That’s why biologist Dr Barbara Niehoff [...] colleague when AWI biologist Dr. Barbara Niehoff recounts how her small test subjects defy ocean acidification. Simple, yes. But she would not call copepods dull. In fact, the tiny creatures prove to be [...] the food webs of the Arctic. Indirect consequences According to the experiments, therefore, ocean acidification alone presumably cannot have much impact on copepods. Only recently did Barbara Niehoff’s