Ruth Patrick's Lovely Creatures | Distillations
“In 1946 she gave the talk that marked the turning point of her career. Speaking at a meeting of the American Association for the Advancement of Science, she showed how species of diatoms, a type of algae that make their own silica armor, could be used to judge water health.”
Read the Article | Distillations | Miriam Reid
Further readings:
Biographical Memoirs of the National Academy of Sciences/ Thomas L. Bolt and Bernard W. Sweeney
Light microscopy of several species of living freshwater diatoms. Damián H. Zanette, Public domain, via Wikimedia Commons