Hans Christian Johansen (2 December 1897–18 December 1973) was a

Danish Danish may refer to: * Something of, from, or related to the country of Denmark People * A national or citizen of Denmark, also called a "Dane," see Demographics of Denmark * Culture of Denmark * Danish people or Danes, people with a Danish a ...

Russia Russia (, , ), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, with its internationally recognised territory covering , and encompassing one-eig ...

n professor of

zoology Zoology ()The pronunciation of zoology as is usually regarded as nonstandard, though it is not uncommon. is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and ...

, first at

Tomsk State University The National Research Tomsk State University, TSU (russian: Национа́льный иссле́довательский То́мский госуда́рственный университе́т) is a public research university located in Tom ...

, later at the

University of Copenhagen The University of Copenhagen ( da, Københavns Universitet, KU) is a prestigious public research university in Copenhagen, Denmark. Founded in 1479, the University of Copenhagen is the second-oldest university in Scandinavia after Uppsala Unive ...

Life

Hans Johansen was born in Riga,

Governorate of Livonia The Governorate of Livonia, also known as the Livonia Governorate, was a Baltic governorate of the Russian Empire, now divided between Latvia and Estonia. Geography The shape of the province is a fairly rectangular in shape, with a maximum ...

Russian Empire The Russian Empire was an empire and the final period of the Russian monarchy from 1721 to 1917, ruling across large parts of Eurasia. It succeeded the Tsardom of Russia following the Treaty of Nystad, which ended the Great Northern War. ...

( Latvia nowadays) to

parents. He went to Knight and Cathedral school to Reval in

Reval Tallinn () is the most populous and capital city of Estonia. Situated on a bay in north Estonia, on the shore of the Gulf of Finland of the Baltic Sea, Tallinn has a population of 437,811 (as of 2022) and administratively lies in the Harju ''m ...

(

Tallinn Tallinn () is the most populous and capital city of Estonia. Situated on a bay in north Estonia, on the shore of the Gulf of Finland of the Baltic Sea, Tallinn has a population of 437,811 (as of 2022) and administratively lies in the Harju '' ...

). As a young research-eager student, he came to

Tomsk Tomsk ( rus, Томск, p=tomsk, sty, Түң-тора) is a city and the administrative center of Tomsk Oblast in Russia, located on the Tom River. Population: Founded in 1604, Tomsk is one of the oldest cities in Siberia. The city is a n ...

in spring 1916 to study natural history. He met the

n ornithologist Hermann Johansen, with whom he had no blood-relationship (in Russian their names are written differently). They went on a bird-collection expedition to the southern border of the

taiga Taiga (; rus, тайга́, p=tɐjˈɡa; relates to Mongolic and Turkic languages), generally referred to in North America as a boreal forest or snow forest, is a biome characterized by coniferous forests consisting mostly of pines, spruc ...

between the rivers Om and Ob. In 1917, Hans Johansen investigated the

Baraba steppe The Baraba steppe or Baraba Lowland (), is a plain in western Siberia. The Baraba Lowland is an important Russian agricultural region. Geography It stretches for across the Omsk and Novosibirsk oblasts between the Irtysh and the Ob Rivers. G ...

alone. The Russian Revolution and subsequent

Civil War A civil war or intrastate war is a war between organized groups within the same state (or country). The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies ...

cut him off from his home and his finances. During 1918–1919, he travelled by foot, and with much suffering and adventure, through the Altai mountains for nearly two years. In Altai, he first married A.T. Yalbacheva. He made a collection of some 500 bird specimens. During the summer of 1920, he investigated the

Biysk Biysk ( rus, Бийск, p=bʲijsk) is a city in Altai Krai, Russia, located on the Biya River not far from its confluence with the Katun River. It is the second largest city of the krai (after Barnaul, the administrative center of the krai). Popu ...

steppe and spent the winter of 1920/1921 in

. From May 1921, he undertook doctoral studies in

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the third-largest city in Germany, after Berlin and Ha ...

and took his PhD in

zoogeography Zoogeography is the branch of the science of biogeography that is concerned with geographic distribution (present and past) of animal species. As a multifaceted field of study, zoogeography incorporates methods of molecular biology, genetics, mor ...

in 1924. He subsequently returned to

and worked from 1925 as an assistant to Hermann Johansen. He made expedition to

Ussuri The Ussuri or Wusuli (russian: Уссури; ) is a river that runs through Khabarovsk and Primorsky Krais, Russia and the southeast region of Northeast China. It rises in the Sikhote-Alin mountain range, flowing north and forming part of the ...

in 1926 and the

of the

Narym Narym (russian: Нарым, Selkup for ''marsh'') is a village ('' selo'') in Parabelsky District of Tomsk Oblast, Russia, located on the banks of the Ob River near its confluence with the Ket River, from the village of Parabel. The village i ...

Basin in 1927. Hans Johansen moved to

Kamchatka The Kamchatka Peninsula (russian: полуостров Камчатка, Poluostrov Kamchatka, ) is a peninsula in the Russian Far East, with an area of about . The Pacific Ocean and the Sea of Okhotsk make up the peninsula's eastern and west ...

in 1928, and shortly thereafter settled on the

Commander Islands The Commander Islands, Komandorski Islands, or Komandorskie Islands (russian: Командо́рские острова́, ''Komandorskiye ostrova'') are a series of treeless, sparsely populated Russian islands in the Bering Sea located about ea ...

as a scientific leader of fur animal exploitation there. He stayed there for 3½ years. Professor Hermann Johansen died in 1930 and, after a while, Hans Johansen was appointed his successor as professor of zoology in

. He succeeded in building a small group of

ornithology Ornithology is a branch of zoology that concerns the "methodological study and consequent knowledge of birds with all that relates to them." Several aspects of ornithology differ from related disciplines, due partly to the high visibility and th ...

students, who were sent off to investigate the bird

fauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is ''funga''. Flora, fauna, funga and other forms of life are collectively referred to as ''Biota (ecology ...

of hitherto unexplored areas of Western

Siberia Siberia ( ; rus, Сибирь, r=Sibir', p=sʲɪˈbʲirʲ, a=Ru-Сибирь.ogg) is an extensive region, geographical region, constituting all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has been a ...

. Johansen visited the Salair area in 1934 and the

Kuznetsk Alatau Kuznetsk Alatau (russian: Кузнецкий Алатау) is a mountain range in southern Siberia, Russia. The range rises in the Altai-Sayan region of the South Siberian Mountains, northwest of Mongolia. The Siberian Railway skirts the north ...

in the spring of 1937. His collection of Siberian bird specimens had then grown to some 4500. This was mainly achieved through efforts by himself and his students, but also by purchase of the collections of Hermann Johansen and others. During his years as a professor in

, Hans Johansen made frequent study visits to the bird collections of the

Russian Academy of Sciences The Russian Academy of Sciences (RAS; russian: Росси́йская акаде́мия нау́к (РАН) ''Rossíyskaya akadémiya naúk'') consists of the national academy of Russia; a network of scientific research institutes from across ...

in St Petersburg. In October 1937, Johansen was expelled from the

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

like all foreign citizens. He came to

Estonia Estonia, formally the Republic of Estonia, is a country by the Baltic Sea in Northern Europe. It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, a ...

where was unemployed, later worked at the Herder Institut, Latvia, and in the

Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...

. In May 1944 he moved from

Denmark ) , song = ( en, "King Christian stood by the lofty mast") , song_type = National and royal anthem , image_map = EU-Denmark.svg , map_caption = , subdivision_type = Sovereign state , subdivision_name = Kingdom of Denmark , establish ...

. His mother, daughter and older sister had moved to Denmark earlier. Here he was employed at the Zoological Museum of the

and headed its bird ringing centre 1943–1960. Later he actively studied birds of the whole world, visited North and South America, East Africa, and South Asia. He repeatedly visited the

USSR The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, it was nominally a federal union of fifteen nationa ...

, where he participated in conferences and provided communication for Russian and European ornithologists. In this he was helped by the knowledge of

Russian Russian(s) refers to anything related to Russia, including: *Russians (, ''russkiye''), an ethnic group of the East Slavic peoples, primarily living in Russia and neighboring countries *Rossiyane (), Russian language term for all citizens and peo ...

German German(s) may refer to: * Germany (of or related to) ** Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ge ...

. At the same time, he read and translated from

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

Swedish Swedish or ' may refer to: Anything from or related to Sweden, a country in Northern Europe. Or, specifically: * Swedish language, a North Germanic language spoken primarily in Sweden and Finland ** Swedish alphabet, the official alphabet used by ...

, French and

Polish Polish may refer to: * Anything from or related to Poland, a country in Europe * Polish language * Poles Poles,, ; singular masculine: ''Polak'', singular feminine: ''Polka'' or Polish people, are a West Slavic nation and ethnic group, w ...

. Could read or explain in

English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national ide ...

Norwegian Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe * Norwegians, both a nation and an ethnic group native to Norway * Demographics of Norway *The Norwegian language, including ...

, Estonian, Altai and

Aleut The Aleuts ( ; russian: Алеуты, Aleuty) are the indigenous people of the Aleutian Islands, which are located between the North Pacific Ocean and the Bering Sea. Both the Aleut people and the islands are politically divided between the ...

. At the end of his life he bought a cottage on the isle of

Læsø Læsø ("Isle of Hlér") is the largest island in the North Sea bay of Kattegat, and is located off the northeast coast of the Jutland Peninsula, the Danish mainland. Læsø is also the name of the municipality ( Danish, '' kommune'') on that ...

, the barren landscape of which reminded him of

. He later donated this house to the

. A field laboratory was made out of it. He also donated part of his library to

. Hans Johansen wrote a full treatise of the bird

of Western

published in a suite of papers from 1943 to 1961, Die Vogelfauna Westsibiriens in Journal für Ornithologie (now Journal of Ornithology) vol. 91 - 102.

Selected scientific works