Ivan Mesyatsev

Ivan Illarionovich Mesyatsev (20 June 1885 – 7 May 1940) was a Russian and Soviet zoologist who specialized in oceanographic research.

Mesyatsev was born in what is now Krasnodar Krai and studied at the Vladikavkaz gymnasium and St Petersburg Institute of Technology before going to Moscow University where he graduated in 1912.

He taught at Moscow University for a while and in 1920 he worked as part of a scientific fisheries expedition into the Barents Sea.

[1][2] A firm believer in equal rights, he encouraged women oceanographers and the Perseus mission had nearly thirteen women on expeditions including Maria Klenova.

[3] In 1929 he headed the State Oceanographic Institute which later became the VNIRO (The Russian oceanographic research institute) and in 1934 he headed the commission to examine the fish resources of the Caspian Sea.