May 23] 1867 – April 15, 1939) was a Soviet biologist, "one of the pioneers of radioecology in Russia"[1] He became professor at St. Petersburg University in 1900.
He was director of the institute until 1937, when he was "falsely accused of participating in so-called anti-Soviet sabotage and terrorism and arrested.
"[1] On April 14, 1939, he was found guilty of participation in a terrorist organization, and on the next day he was shot and buried at the Kommunarka shooting ground.
[citation needed] Ulvella nadsonii, a species of algae, is named for him.
History of Marine Microbiology in Russia (the Soviet Union) in the Second Half of the 20th Century.