Arthur D. Hasler

Arthur Davis Hasler (January 5, 1908 – March 23, 2001) was an ecologist who is credited with explaining the salmon's homing instinct.[1][2][3][4] Hasler was a member of the National Academy of Sciences and the American Academy of Arts and Sciences.[2] The New York Times called him "an internationally recognized authority on freshwater ecology".[2] He served as President of The Ecological Society of America,[3] which called him "one of the leading figures in 20th century freshwater ecology".[3] Hasler pioneered a research method based on manipulation of entire lake ecosystems. This method became an instrumental new tool for ecology.[4] He published over 200 scientific papers, was an author or an editor of 7 books, and supervisor of 52 doctoral degrees.[5]

W.H. van Dobben and Arthur D. Hasler (1974)

Career

Hasler was born in Lehi, Utah.[1] He married Hanna Prusse in 1932, and they had six children: Sylvia, A. Frederick, Bruce, Galen, Mark, and Karl.[4] He graduated from Brigham Young University in 1932.[1] He received a doctorate in zoology from the University of Wisconsin–Madison in 1937.[1][4] Hasler was an analyst with the Air Force Strategic Bombing Survey based in Germany after World War II.[1][2] Hasler was a Fulbright scholar at the Max Planck Institute in Germany from 1954 to 1955.[5] Subsequently, Hasler was on the faculty of the University of Wisconsin–Madison for 41 years and under his leadership it became a hub for lake research.[2] In 1961 he served as President of The Ecological Society of America.[3] He headed the Limnology Laboratory at the University of Wisconsin–Madison from 1963 to 1968.[6] In 1969 he was elected to the National Academy of Sciences.[5]

References
  1. "Hasler, Pioneer in Freshwater Ecology, Dies at 93". The Country Today. March 28, 2001. p. 18. Retrieved November 29, 2019 – via Newspapers.com. open access
  2. The New York Times: Arthur D. Hasler, 93; Deciphered Salmon's Homing Instinct
  3. Ecological Society of America:Resolution of Respect, Arthur Hasler
  4. National Academies Press - Biographical Memoirs, V.82
  5. "Wisconsin University Obituary" (PDF). Archived from the original (PDF) on 2011-12-09. Retrieved 2011-12-16.
  6. "Arthur Hasler". The Post-Crescent. March 26, 2001. p. 2. Retrieved November 30, 2019 – via Newspapers.com. open access
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