If you have ever taken a water or bottom sample in a freshwater lake, you owe your success to Vagn Walfrid Ekman, the namesake for the Ekman Water Bottle and Ekman Dredge. Ekman was born on May 3, 1874, the son of a Swedish oceanographer.  Ekman went to the University of Uppsala to study physics, … Continue reading May 3 — Vagn Walfrid Ekman, Swedish Oceanographer, Born (1874)