Wilhelm Haacke

Wilhelm Haacke

Johann Wilhelm Haacke (born August 23, 1855 in Clenze ; † December 6, 1912 in Lüneburg ) was a German biologist and genetic researcher.

Haacke studied zoology at the University of Jena , where he received his doctorate from Ernst Haeckel in 1878 . He then worked as an assistant in Jena and Kiel and went to New Zealand in 1881. From 1882 to 1884 he headed the South Australian Museum in Adelaide before returning to Germany in 1886. From 1888 to 1893 he was the scientific director of the Frankfurt Zoo . In 1890 he completed his habilitation at the TH Darmstadt , was a private lecturer in Darmstadt and later a high school teacher, a. a. from 1906 to 1907 at the grammar school Georgianum (Lingen) , then grammar school Emden.

Among other things, he worked on jellyfish and corals and carried out cross-breeding experiments with mice, which confirmed Gregor Mendel's laws. In 1884 he discovered independently that the Echidna lays eggs. He pursued Lamarckist ideas and coined the term orthogenesis . Together with Friedrich Wilhelm Kuhnert as an illustrator, he wrote Animal Life in the World , published in 1901 . He worked on the 3rd edition of Brehms Thierleben .

In 1893 he was elected a member of the Leopoldina .

literature

• Georg Uschmann:  Haacke, Wilhelm. In: New German Biography (NDB). Volume 7, Duncker & Humblot, Berlin 1966, ISBN 3-428-00188-5 , p. 367 ( digitized version ).
• Hermann, K .: Königliches Gymnasium Georgianum zu Lingen , school news for the school year 1905/1906. Lingen 1906
• Annual report of the Royal Wilhelms-Gymnasium in Emden for the school year 1907 to 1908 . Emden 1908, link to the local brief vita on p. 21 f.
• Andreas W. Daum : Science popularization in the 19th century. Civil culture, scientific education and the German public, 1848–1914 . 2nd, supplementary edition, Oldenbourg, Munich 2002, ISBN 978-3-486-56551-5 , pp. 412, 458, 489f.

Web links

• Literature by and about Wilhelm Haacke in the catalog of the German National Library