[2] In 1919, Gurjanova entered Kazan University, where she attended lectures by Professor Nikolay Livanov, successfully passed the exams, but soon she contracted typhus and had to interrupt studies.
[1] After the illness the following year, Gurjanova was transferred to the biological department of the Physics and Mathematics Faculty of Petrograd University where she started her scientific work in the field of hydrobiology under Professor Konstantin Deryugin.
[3] In summer 1921, together with a group of Professor Deryugin's other students, Gurjanova went to the Murmansk Biological Station of the Petrograd Society of Naturalists and was engaged in the study of coastal areas of the Kola Bay.
[3] In 1923, Gurjanova continued studying the coastal areas of the Kola Bay, and from 1922 until 1925 she was an employee of Murmansk biological station where she received her first pedagogical experience.
[1] At the Zoological Institute Gurjanova studied two groups of crustaceans – Isopoda and Amphipoda – becoming one of world's specialists in the field and writing capital monographies on this subject.
[1] She explored marine biology, working in the White and Bering seas, Kuril and Sakhalin islands areas, and the northwestern Pacific Ocean.
[3] In 1967, she chaired in the section of the International biological symposium in Norway and participated in the work of the IX Pacific Scientific Congress in Thailand.