PASCAL GOETGHELUCK / SCIENCE PHOTO LIBRARY PASCAL GOETGHELUCK / SCIENCE PHOTO LIBRARY
Sampling mussels. Researcher taking samples of mussels to test for the presence of harmful algae. Some algae produce harmful toxins that can poison humans if seafood is contaminated. Effects range from diarrhoea to paralysis due to neurotoxins. Photographed in Saint Michel Chef Chef, France.
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